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List of unnumbered minor planets: 1998

From Wikipedia, the free encyclopedia

This is a partial list of unnumbered minor planets for principal provisional designations assigned between 1 January and 31 December 1998. As of June 2024, a total of 341 bodies remain unnumbered for this period.[1][2][3][4] Also see previous and next year.

  Near-Earth obj.     MBA (inner)   MBA (outer)   Centaur
  Mars-crosser   MBA (middle)     Jupiter trojan    Trans-Neptunian obj.
  Unclassified

A

U Designation Class <span style="color: white; text-decoration: inherit;">Physical</span> Observations Description and notes Ref
H D Opp. Arc Last Used
6 1998 AK<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">10</span></span> MCA 20.9 200 m single 33 days 02 Feb 1998 26 Disc.: Spacewatch MPC · JPL
0 1998 AA<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">12</span></span> MBA-I 18.72 540 m multiple 1998–2021 15 Apr 2021 42 Disc.: Spacewatch MPC · JPL

B

U Designation Class <span style="color: white; text-decoration: inherit;">Physical</span> Observations Description and notes Ref
H D Opp. Arc Last Used
0 1998 BY<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">7</span></span> APO 21.47 180 m multiple 1998–2021 04 Aug 2021 156 Disc.: Spacewatch
Potentially hazardous object		 MPC · JPL
7 1998 BT<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">13</span></span> APO 26.5 18 m single 6 days 30 Jan 1998 15 Disc.: Spacewatch MPC · JPL
2 1998 BZ<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">13</span></span> MBA-I 19.39 410 m multiple 1998–2023 27 Mar 2023 42 Disc.: Spacewatch
Alt.: 2016 EF148		 MPC · JPL
0 1998 BJ<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">21</span></span> MBA-I 17.7 860 m multiple 1998–2020 23 Nov 2020 99 Disc.: Spacewatch MPC · JPL
7 1998 BR<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">26</span></span> APO 26.0 22 m single 1 day 31 Jan 1998 19 Disc.: Spacewatch MPC · JPL
2 1998 BJ<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">28</span></span> MBA-M 17.9 1.1 km multiple 1998–2020 14 Feb 2020 57 Disc.: Spacewatch
Added on 22 July 2020
Alt.: 2016 ET53		 MPC · JPL
0 1998 BB<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">29</span></span> MBA-O 16.92 2.3 km multiple 1998–2021 13 Apr 2021 92 Disc.: Spacewatch
Alt.: 2013 TG95, 2015 FV48		 MPC · JPL
0 1998 BJ<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">29</span></span> MBA-I 18.14 700 m multiple 1993–2020 15 Feb 2020 51 Disc.: Spacewatch
Added on 21 August 2021
Alt.: 2004 XU142		 MPC · JPL
7 1998 BC<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">34</span></span> Asteroid 20.8 390 m single 11 days 02 Feb 1998 15 Disc.: Spacewatch
MCA at MPC		 MPC · JPL
0 1998 BN<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">35</span></span> MBA-M 18.14 700 m multiple 1998–2021 11 Nov 2021 36 Disc.: Spacewatch
Alt.: 2015 KR61		 MPC · JPL
0 1998 BN<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">50</span></span> MBA-I 17.63 890 m multiple 1998–2021 06 Nov 2021 126 Disc.: ODAS MPC · JPL

D

U Designation Class <span style="color: white; text-decoration: inherit;">Physical</span> Observations Description and notes Ref
H D Opp. Arc Last Used
0 1998 DO<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">11</span></span> MBA-O 16.6 2.7 km multiple 1998–2021 10 Jun 2021 203 Disc.: NEAT/GEODSS
Alt.: 2014 YJ47		 MPC · JPL
6 1998 DX<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">11</span></span> APO 27.0 14 m single 3 days 26 Feb 1998 13 Disc.: Spacewatch MPC · JPL
8 1998 DV<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">20</span></span> APO 20.3 310 m single 10 days 06 Mar 1998 11 Disc.: Spacewatch MPC · JPL
0 1998 DH<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">22</span></span> MBA-I 19.9 310 m multiple 1998–2021 17 Feb 2021 141 Disc.: Spacewatch
Added on 17 June 2021
Alt.: 2011 BR143		 MPC · JPL
0 1998 DA<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">25</span></span> MBA-O 16.97 2.2 km multiple 1998–2021 08 Sep 2021 79 Disc.: Spacewatch
Added on 22 July 2020
Alt.: 2020 HF22		 MPC · JPL
0 1998 DM<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">25</span></span> MBA-I 18.9 490 m multiple 1998–2021 10 Apr 2021 35 —
Added on 29 January 2022		 MPC · JPL
0 1998 DF<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">26</span></span> MBA-I 18.96 480 m multiple 1998–2021 08 May 2021 43 Disc.: Spacewatch MPC · JPL
0 1998 DY<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">27</span></span> MBA-M 17.23 2.0 km multiple 1998–2021 15 Apr 2021 127 Disc.: Spacewatch
Alt.: 2014 SE6		 MPC · JPL
7 1998 DK36 ATI 25.0 36 m single 1 day 24 Feb 1998 4 Disc.: Mauna Kea Obs. MPC · JPL
0 1998 DV<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">38</span></span> MBA-M 17.9 1.5 km multiple 1998–2017 01 Jul 2017 39 Disc.: Spacewatch MPC · JPL
0 1998 DX<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">38</span></span> MBA-I 18.8 520 m multiple 1998–2020 17 Dec 2020 47 Disc.: Spacewatch MPC · JPL

E

U Designation Class <span style="color: white; text-decoration: inherit;">Physical</span> Observations Description and notes Ref
H D Opp. Arc Last Used
3 1998 EE<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">3</span></span> APO 27.2 13 m single 3 days 04 Mar 1998 11 Disc.: Spacewatch MPC · JPL
1 1998 EO<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">3</span></span> MBA-I 18.7 540 m multiple 1998–2020 15 May 2020 35 Disc.: Spacewatch
Added on 19 October 2020		 MPC · JPL
2 1998 EP<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">4</span></span> APO 21.5 180 m multiple 1996–1998 05 Apr 1998 71 Disc.: Spacewatch MPC · JPL
0 1998 EK<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">22</span></span> MBA-O 16.94 2.3 km multiple 1998–2021 03 May 2021 93 Disc.: Spacewatch
Alt.: 2015 BU119		 MPC · JPL

F

U Designation Class <span style="color: white; text-decoration: inherit;">Physical</span> Observations Description and notes Ref
H D Opp. Arc Last Used
0 1998 FL<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">5</span></span> APO 21.52 170 m multiple 1998–2022 19 Oct 2022 114 Disc.: LINEAR MPC · JPL
0 1998 FM<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">9</span></span> AMO 19.70 410 m multiple 1998–2022 22 Jan 2022 121 Disc.: LINEAR MPC · JPL
2 1998 FS<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">11</span></span> MCA 19.4 390 m multiple 1998–2005 09 Mar 2005 82 Disc.: NEAT/GEODSS MPC · JPL
6 1998 FG<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">12</span></span> APO 21.0 220 m single 39 days 02 May 1998 42 Disc.: LINEAR MPC · JPL
4 1998 FS<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">144</span></span> TNO 6.7 235 km multiple 1998–2022 26 Apr 2022 22 Disc.: Cerro Tololo
LoUTNOs, cubewano (hot), BR-mag: 1.53; taxonomy: IR		 MPC · JPL

G

U Designation Class <span style="color: white; text-decoration: inherit;">Physical</span> Observations Description and notes Ref
H D Opp. Arc Last Used
0 1998 GO MBA-I 18.5 590 m multiple 1998–2020 04 Jan 2020 53 Disc.: Spacewatch
Alt.: 2013 EQ27, 2013 EO179		 MPC · JPL
0 1998 GC<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">1</span></span> AMO 21.27 210 m multiple 1998–2023 10 Dec 2023 95 Disc.: LINEAR MPC · JPL
0 1998 GL<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">10</span></span> AMO 19.0 560 m multiple 1998–2015 21 May 2015 286 Disc.: LINEAR
Alt.: 2014 UW34		 MPC · JPL
1 1998 GM<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">10</span></span> MCA 19.3 410 m multiple 1998–2021 19 Jun 2021 84 Disc.: LINEAR
Alt.: 2021 ES4		 MPC · JPL
0 1998 GF<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">13</span></span> MBA-I 17.98 750 m multiple 1998–2022 25 Jan 2022 127 Disc.: Spacewatch MPC · JPL

H

U Designation Class <span style="color: white; text-decoration: inherit;">Physical</span> Observations Description and notes Ref
H D Opp. Arc Last Used
4 1998 HH<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">1</span></span> AMO 23.2 81 m single 32 days 19 May 1998 40 Disc.: Spacewatch MPC · JPL
3 1998 HM<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">1</span></span> APO 24.4 47 m single 7 days 25 Apr 1998 33 Disc.: Spacewatch MPC · JPL
0 1998 HK<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">5</span></span> MBA-M 17.9 1.1 km multiple 1998–2020 23 Jun 2020 67 Disc.: Spacewatch
Added on 22 July 2020		 MPC · JPL
2 1998 HZ<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">7</span></span> MBA-O 17.2 2.0 km multiple 1998–2004 18 Jul 2004 102 Disc.: Kleť Obs. MPC · JPL
0 1998 HJ<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">11</span></span> MBA-I 18.03 740 m multiple 1998–2021 27 Oct 2021 91 Disc.: Spacewatch
Added on 13 September 2020		 MPC · JPL
0 1998 HE<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">15</span></span> MBA-I 18.19 680 m multiple 1998–2021 17 Aug 2021 38 Disc.: Spacewatch
Added on 22 July 2020		 MPC · JPL
0 1998 HX<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">15</span></span> MBA-I 17.5 940 m multiple 1998–2019 25 Oct 2019 73 Disc.: Spacewatch
Added on 22 July 2020
Alt.: 2002 JV148, 2010 EM148		 MPC · JPL
0 1998 HE<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">16</span></span> MBA-M 17.45 1.4 km multiple 1998–2021 13 Sep 2021 95 Disc.: Spacewatch MPC · JPL
0 1998 HX<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">27</span></span> MBA-O 16.52 2.8 km multiple 1998–2021 11 Jul 2021 77 Disc.: Spacewatch
Added on 22 July 2020
Alt.: 2009 DO34, 2010 GM87		 MPC · JPL
2 1998 HT<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">31</span></span> APO 20.8 250 m single 19 days 09 May 1998 133 Disc.: NEAT/GEODSS
Potentially hazardous object		 MPC · JPL
2 1998 HD<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">43</span></span> MBA-I 19.1 450 m multiple 1998–2021 10 Apr 2021 34 Disc.: Spacewatch
Added on 24 December 2021		 MPC · JPL
0 1998 HH<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">49</span></span> APO 21.43 190 m multiple 1998–2023 17 Oct 2023 25 Disc.: Spacewatch
Potentially hazardous object		 MPC · JPL
9 1998 HP<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">126</span></span> ATE 25.77 25 m single 1 day 25 Apr 1998 15 Disc.: LINEAR
Added on 21 August 2021		 MPC · JPL
3 1998 HL<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">151</span></span> TNO 8.1 100 km multiple 1998–2013 08 May 2013 25 Disc.: Mauna Kea Obs.
LoUTNOs, other TNO, BR-mag: 1.06		 MPC · JPL
2 1998 HN<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">151</span></span> TNO 8.3 91 km multiple 1998–2017 01 Apr 2017 31 Disc.: Mauna Kea Obs.
LoUTNOs, other TNO		 MPC · JPL
3 1998 HO<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">151</span></span> TNO 8.2 95 km multiple 1998–2017 30 Mar 2017 19 Disc.: Mauna Kea Obs.
LoUTNOs, other TNO		 MPC · JPL
E 1998 HR<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">151</span></span> TNO 8.6 65 km single 63 days 30 Jun 1998 11 Disc.: Mauna Kea Obs.
LoUTNOs, cubewano?		 MPC · JPL
0 1998 HF<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">159</span></span> MBA-I 18.6 570 m multiple 1998–2019 24 Sep 2019 61 Disc.: Spacewatch MPC · JPL
0 1998 HG<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">159</span></span> MBA-M 17.48 1.8 km multiple 1998–2020 24 Mar 2020 53 Disc.: Spacewatch MPC · JPL

J

U Designation Class <span style="color: white; text-decoration: inherit;">Physical</span> Observations Description and notes Ref
H D Opp. Arc Last Used
0 1998 JG<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">2</span></span> MCA 18.9 490 m multiple 1998–2020 23 Jun 2020 104 Disc.: Whipple Obs. MPC · JPL

K

U Designation Class <span style="color: white; text-decoration: inherit;">Physical</span> Observations Description and notes Ref
H D Opp. Arc Last Used
4 1998 KH APO 19.2 510 m multiple 1998–2015 01 Jun 2015 133 Disc.: LINEAR MPC · JPL
4 1998 KD<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">3</span></span> APO 20.6 270 m single 28 days 21 Jun 1998 172 Disc.: LINEAR
AMO at MPC		 MPC · JPL
1 1998 KF<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">3</span></span> AMO 19.14 520 m multiple 1998–2017 20 Jul 2017 87 Disc.: LINEAR MPC · JPL
8 1998 KO<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">3</span></span> APO 19.5 450 m single 6 days 30 May 1998 60 Disc.: LINEAR MPC · JPL
2 1998 KF<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">6</span></span> MCA 20.3 260 m multiple 1998–2019 08 May 2019 70 Disc.: LINEAR
Alt.: 2013 JT6		 MPC · JPL
0 1998 KD<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">11</span></span> MBA-M 17.5 940 m multiple 1998–2019 31 Oct 2019 79 Disc.: Spacewatch
Alt.: 2019 SA32		 MPC · JPL
0 1998 KF<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">11</span></span> MBA-M 18.62 1.1 km multiple 1998–2021 28 Sep 2021 61 Disc.: Spacewatch MPC · JPL
1 1998 KK<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">16</span></span> MCA 17.5 1.8 km multiple 1998–2020 23 Dec 2020 123 Disc.: LINEAR MPC · JPL
6 1998 KJ<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">17</span></span> AMO 23.5 71 m single 8 days 05 Jun 1998 59 Disc.: LINEAR MPC · JPL
0 1998 KY26 APO 25.73 25 m multiple 1998–2024 01 May 2024 236 Disc.: Spacewatch MPC · JPL
0 1998 KC<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">43</span></span> MBA-O 15.71 4.0 km multiple 1998–2022 08 Jan 2022 156 Disc.: Spacewatch
Alt.: 2010 LU125, 2018 PK2		 MPC · JPL
2 1998 KY<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">61</span></span> TNO 7.3 115 km multiple 1998–2017 22 Aug 2017 58 Disc.: Cerro Tololo
LoUTNOs, cubewano (cold)		 MPC · JPL
4 1998 KS<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">65</span></span> TNO 7.65 98 km multiple 1998–2021 12 Sep 2021 57 Disc.: Cerro Tololo
LoUTNOs, cubewano (cold), BR-mag: 1.73; taxonomy: RR-IR		 MPC · JPL
E 1998 KD<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">66</span></span> TNO 8.9 57 km single 10 days 30 May 1998 3 Disc.: Cerro Tololo
LoUTNOs, cubewano?		 MPC · JPL
E 1998 KE<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">66</span></span> TNO 9.0 54 km single 10 days 30 May 1998 3 Disc.: Cerro Tololo
LoUTNOs, cubewano?		 MPC · JPL
E 1998 KF<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">66</span></span> TNO 9.8 52 km single 10 days 30 May 1998 3 Disc.: Cerro Tololo
LoUTNOs, plutino?		 MPC · JPL
E 1998 KG<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">66</span></span> TNO 8.9 57 km single 10 days 30 May 1998 3 Disc.: Cerro Tololo
LoUTNOs, cubewano?		 MPC · JPL
0 1998 KG<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">69</span></span> MBA-M 17.45 1.8 km multiple 1998–2021 30 Jul 2021 96 Disc.: Spacewatch MPC · JPL
0 1998 KH<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">69</span></span> MBA-I 18.2 680 m multiple 1998–2020 16 Oct 2020 39 Disc.: Spacewatch MPC · JPL

L

U Designation Class <span style="color: white; text-decoration: inherit;">Physical</span> Observations Description and notes Ref
H D Opp. Arc Last Used
0 1998 LE APO 20.36 300 m multiple 1998–2024 19 May 2024 111 Disc.: LINEAR MPC · JPL

M

U Designation Class <span style="color: white; text-decoration: inherit;">Physical</span> Observations Description and notes Ref
H D Opp. Arc Last Used
0 1998 MN MBA-I 17.44 970 m multiple 1998–2022 10 Jan 2022 108 Disc.: Spacewatch
Alt.: 2016 NF18		 MPC · JPL
0 1998 MR MBA-I 17.7 860 m multiple 1998–2021 18 Jan 2021 91 Disc.: Spacewatch MPC · JPL
0 1998 MS HUN 18.39 620 m multiple 1998–2022 25 Jan 2022 62 Disc.: Spacewatch
Added on 24 December 2021		 MPC · JPL
0 1998 MS<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">2</span></span> AMO 20.4 300 m multiple 1998–2023 12 Jan 2023 145 Disc.: CSS MPC · JPL
0 1998 MQ<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">4</span></span> MBA-M 17.95 760 m multiple 1998–2019 27 Nov 2019 154 Disc.: Spacewatch
Alt.: 2011 UK386		 MPC · JPL
0 1998 ML<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">5</span></span> MBA-O 16.16 3.3 km multiple 1998–2021 29 Oct 2021 183 Disc.: Spacewatch
Alt.: 2008 AP99, 2010 OM		 MPC · JPL
7 1998 MV<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">5</span></span> APO 24.0 56 m single 9 days 02 Jul 1998 27 Disc.: LINEAR MPC · JPL
0 1998 MM<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">14</span></span> MCA 18.66 550 m multiple 1998–2021 31 Oct 2021 84 Disc.: LINEAR MPC · JPL

O

U Designation Class <span style="color: white; text-decoration: inherit;">Physical</span> Observations Description and notes Ref
H D Opp. Arc Last Used
0 1998 OL<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">4</span></span> MBA-M 17.47 1.8 km multiple 1998–2021 08 Dec 2021 64 Disc.: Spacewatch
Added on 30 September 2021
Alt.: 2021 QV		 MPC · JPL
7 1998 OP<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">4</span></span> AMO 24.0 56 m single 4 days 31 Jul 1998 21 Disc.: Spacewatch MPC · JPL
0 1998 OS<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">15</span></span> MBA-M 17.0 1.7 km multiple 1998–2020 11 Oct 2020 162 Disc.: Spacewatch
Alt.: 2010 LX73		 MPC · JPL

Q

U Designation Class <span style="color: white; text-decoration: inherit;">Physical</span> Observations Description and notes Ref
H D Opp. Arc Last Used
3 1998 QQ APO 18.7 650 m multiple 1998–2019 18 Oct 2019 172 Disc.: LINEAR
Alt.: 2015 TV350		 MPC · JPL
0 1998 QF<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">1</span></span> MCA 18.82 510 m multiple 1998–2022 06 Jan 2022 111 Disc.: LINEAR MPC · JPL
1 1998 QH<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">1</span></span> AMO 20.7 260 m multiple 1998–2002 14 Sep 2002 47 Disc.: LINEAR MPC · JPL
3 1998 QJ<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">1</span></span> CEN 16.5 2.9 km single 62 days 18 Oct 1998 51 Disc.: LINEAR MPC · JPL
0 1998 QE<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">3</span></span> MCA 18.34 640 m multiple 1998–2021 29 Nov 2021 53 Disc.: LINEAR MPC · JPL
5 1998 QV<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">3</span></span> AMO 20.5 280 m single 58 days 13 Oct 1998 63 Disc.: LINEAR MPC · JPL
0 1998 QV<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">27</span></span> MCA 19.02 500 m multiple 1998–2023 16 Apr 2023 59 Disc.: Spacewatch MPC · JPL
0 1998 QF<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">28</span></span> MBA-M 17.64 1.7 km multiple 1998–2021 29 Aug 2021 69 Disc.: Spacewatch
Alt.: 2012 RC7		 MPC · JPL
8 1998 QH<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">28</span></span> AMO 22.9 93 m single 7 days 30 Aug 1998 15 Disc.: Spacewatch MPC · JPL
0 1998 QK<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">28</span></span> APO 19.38 450 m multiple 1998–2023 25 Aug 2023 395 Disc.: LINEAR
Potentially hazardous object		 MPC · JPL
0 1998 QP<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">52</span></span> MCA 18.08 1.3 km multiple 1998–2022 09 Jan 2022 103 Disc.: LINEAR MPC · JPL
1 1998 QJ<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">56</span></span> MCA 18.0 1.1 km multiple 1998–2021 14 Jan 2021 117 Disc.: LINEAR MPC · JPL
3 1998 QX<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">56</span></span> MBA-I 18.8 520 m multiple 1998–2019 03 Oct 2019 42 Disc.: Spacewatch MPC · JPL
2 1998 QO<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">59</span></span> MBA-I 19.4 390 m multiple 1998–2018 08 Aug 2018 22 Disc.: Spacewatch MPC · JPL
0 1998 QU<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">59</span></span> MBA-M 17.90 1.1 km multiple 1998–2022 26 Jan 2022 67 Disc.: Spacewatch
Alt.: 2017 BM4		 MPC · JPL
0 1998 QA<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">62</span></span> APO 19.29 500 m multiple 1998-2022 12 Apr 2022 80 Disc.: LINEAR
Potentially hazardous object		 MPC · JPL
1 1998 QQ<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">85</span></span> MCA 18.05 1.4 km multiple 1998–2021 29 Nov 2021 69 Disc.: LINEAR
Alt.: 2007 PN4		 MPC · JPL
1 1998 QX<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">104</span></span> MCA 19.69 360 m multiple 1995–2023 11 Oct 2023 31 Disc.: ODAS MPC · JPL
5 1998 QA<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">105</span></span> AMO 21.5 180 m single 58 days 27 Oct 1998 24 Disc.: Spacewatch MPC · JPL
3 1998 QA<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">107</span></span> MCA 20.2 270 m multiple 1998–2018 14 Sep 2018 41 Disc.: Spacewatch
Alt.: 2008 RZ75		 MPC · JPL
1 1998 QQ<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">110</span></span> MBA-M 17.9 1.1 km multiple 1998–2015 10 Oct 2015 44 Disc.: Spacewatch
Alt.: 2015 TA182		 MPC · JPL
0 1998 QA<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">112</span></span> MBA-I 18.44 610 m multiple 1998–2021 05 Nov 2021 99 Disc.: Spacewatch MPC · JPL
0 1998 QF<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">112</span></span> MBA-I 18.54 580 m multiple 1998–2021 27 Nov 2021 69 Disc.: Spacewatch MPC · JPL
0 1998 QJ<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">112</span></span> MBA-M 17.31 1.5 km multiple 1998–2022 24 Jan 2022 84 Disc.: Spacewatch MPC · JPL
0 1998 QK<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">112</span></span> MBA-M 17.96 1.4 km multiple 1998–2021 07 Nov 2021 93 Disc.: Spacewatch MPC · JPL
0 1998 QL<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">112</span></span> MBA-O 17.23 2.0 km multiple 1998–2021 25 Nov 2021 80 Disc.: Spacewatch MPC · JPL
1 1998 QM<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">112</span></span> MBA-O 18.06 1.3 km multiple 1998–2023 23 Jul 2023 37 Disc.: Spacewatch MPC · JPL

R

U Designation Class <span style="color: white; text-decoration: inherit;">Physical</span> Observations Description and notes Ref
H D Opp. Arc Last Used
2 1998 RC MCA 19.2 610 m multiple 1998–2020 26 Sep 2020 68 Disc.: Spacewatch
Added on 9 March 2021
Alt.: 2020 OO6		 MPC · JPL
0 1998 RJ<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">8</span></span> MBA-O 17.4 1.8 km multiple 1998–2019 25 Sep 2019 56 Disc.: Spacewatch MPC · JPL
2 1998 RS<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">8</span></span> MBA-M 18.3 1.2 km multiple 2007–2016 07 Nov 2016 30 Disc.: Spacewatch MPC · JPL
1 1998 RB<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">10</span></span> MBA-I 17.9 780 m multiple 1998–2017 13 Dec 2017 65 Disc.: Spacewatch MPC · JPL
2 1998 RK<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">10</span></span> MBA-I 18.7 540 m multiple 1998–2017 11 Dec 2017 48 Disc.: Spacewatch MPC · JPL
0 1998 RU<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">10</span></span> MBA-I 18.9 490 m multiple 1995–2020 16 Oct 2020 90 Disc.: Spacewatch MPC · JPL
0 1998 RJ<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">11</span></span> MBA-I 19.21 450 m multiple 1998–2023 06 Sep 2023 54 Disc.: Spacewatch
Alt.: 2016 TT88		 MPC · JPL
0 1998 RZ<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">11</span></span> MBA-I 18.65 550 m multiple 1998–2021 12 May 2021 41 Disc.: Spacewatch MPC · JPL
0 1998 RK<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">12</span></span> MBA-I 18.0 750 m multiple 1998–2021 15 Jan 2021 146 Disc.: Spacewatch
Alt.: 2010 AW120		 MPC · JPL
0 1998 RL<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">13</span></span> MBA-M 17.7 1.6 km multiple 1998–2017 25 Oct 2017 45 Disc.: Spacewatch
Alt.: 2003 UW394		 MPC · JPL
0 1998 RL<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">14</span></span> MBA-O 16.89 2.3 km multiple 1998–2021 27 Oct 2021 72 Disc.: Spacewatch
Added on 17 June 2021		 MPC · JPL
0 1998 RO<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">15</span></span> MBA-O 16.79 2.4 km multiple 1998–2021 28 Nov 2021 101 Disc.: Spacewatch
Alt.: 2007 ES240		 MPC · JPL
0 1998 RY<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">20</span></span> MBA-M 18.08 780 m multiple 1998–2023 21 Aug 2023 37 Disc.: Spacewatch
Added on 22 July 2020		 MPC · JPL
0 1998 RL<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">21</span></span> MBA-M 18.86 540 m multiple 1998–2023 07 Sep 2023 66 Disc.: Spacewatch MPC · JPL
0 1998 RA<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">22</span></span> MBA-I 19.1 450 m multiple 1998–2020 15 Oct 2020 61 Disc.: Spacewatch MPC · JPL
1 1998 RJ<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">81</span></span> MBA-I 19.61 350 m multiple 1998–2023 06 Aug 2023 24 Disc.: Spacewatch
Alt.: 2009 VG11		 MPC · JPL
0 1998 RN<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">81</span></span> MBA-M 18.0 1.1 km multiple 1998–2019 24 Dec 2019 49 Disc.: Spacewatch MPC · JPL
1 1998 RS<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">81</span></span> MBA-M 17.84 1.5 km multiple 1998–2021 08 Nov 2021 60 Disc.: Spacewatch MPC · JPL
1 1998 RT<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">81</span></span> MBA-I 18.91 490 m multiple 1998–2022 25 Jan 2022 34 Disc.: Spacewatch MPC · JPL
0 1998 RV<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">81</span></span> MBA-I 19.52 370 m multiple 1998–2021 28 Sep 2021 28 Disc.: Spacewatch MPC · JPL
1 1998 RW<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">81</span></span> MBA-O 17.5 1.8 km multiple 1998–2019 19 Dec 2019 31 Disc.: DB Missing
Added on 22 July 2020		 MPC · JPL
2 1998 RX<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">81</span></span> MBA-I 19.0 470 m multiple 1998–2020 07 Sep 2020 40 Disc.: DB Missing
Added on 19 October 2020		 MPC · JPL
0 1998 RY<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">81</span></span> MBA-O 17.08 2.1 km multiple 1998–2021 28 Oct 2021 55 Disc.: Spacewatch
Added on 5 November 2021		 MPC · JPL

S

U Designation Class <span style="color: white; text-decoration: inherit;">Physical</span> Observations Description and notes Ref
H D Opp. Arc Last Used
0 1998 SM MBA-M 17.81 1.5 km multiple 1998–2021 27 Oct 2021 89 Disc.: Spacewatch MPC · JPL
1 1998 SG<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">2</span></span> AMO 19.3 490 m multiple 1998–2018 12 Jul 2018 196 Disc.: LONEOS MPC · JPL
0 1998 SH<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">2</span></span> APO 20.8 383 m multiple 1998–2016 27 Oct 2016 144 Disc.: Spacewatch
Potentially hazardous object
Alt.: 2016 EC156		 MPC · JPL
1 1998 SP<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">4</span></span> MBA-M 18.8 730 m multiple 1998–2021 03 Jan 2021 61 Disc.: Spacewatch
Alt.: 2011 SF2		 MPC · JPL
6 1998 SS<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">4</span></span> AMO 21.8 160 m single 24 days 13 Oct 1998 36 Disc.: LINEAR MPC · JPL
1 1998 SU<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">4</span></span> APO 21.42 200 m multiple 1998–2014 30 Sep 2014 98 Disc.: LINEAR
Potentially hazardous object		 MPC · JPL
2 1998 SG<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">7</span></span> MBA-O 17.7 1.6 km multiple 1998–2019 03 Dec 2019 30 Disc.: Spacewatch MPC · JPL
0 1998 SD<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">9</span></span> ATE 24.09 54 m multiple 2008–2018 15 Sep 2018 115 Disc.: LINEAR MPC · JPL
5 1998 SY<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">14</span></span> APO 20.6 270 m single 125 days 24 Jan 1999 68 Disc.: LINEAR
Potentially hazardous object		 MPC · JPL
2 1998 SZ<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">14</span></span> AMO 19.1 540 m multiple 1998–2014 02 Jan 2014 66 Disc.: LINEAR
Alt.: 2013 WK103		 MPC · JPL
0 1998 SL<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">15</span></span> MBA-I 18.3 650 m multiple 1998–2020 15 Sep 2020 97 Disc.: Spacewatch MPC · JPL
0 1998 SM<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">16</span></span> MBA-I 18.25 670 m multiple 1998–2022 27 Jan 2022 66 Disc.: Spacewatch
Alt.: 2011 CQ77		 MPC · JPL
0 1998 SL<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">18</span></span> MBA-M 17.9 1.1 km multiple 1998–2021 07 Jan 2021 52 Disc.: Spacewatch
Added on 22 July 2020
Alt.: 2011 SL202		 MPC · JPL
– 1998 ST<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">21</span></span> HUN 19.5 370 m single 9 days 30 Sep 1998 12 Disc.: Spacewatch MPC · JPL
0 1998 SJ<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">27</span></span> MBA-I 17.76 830 m multiple 1998–2022 24 Jan 2022 79 Disc.: Woomera Obs.
Alt.: 2020 KG1		 MPC · JPL
2 1998 SG<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">28</span></span> MBA-O 17.9 1.5 km multiple 1998–2020 23 Sep 2020 32 Disc.: Spacewatch
Added on 19 October 2020		 MPC · JPL
2 1998 SH<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">28</span></span> MCA 19.7 340 m multiple 1998–2018 14 Aug 2018 22 Disc.: Spacewatch
Added on 24 December 2021		 MPC · JPL
0 1998 SB<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">31</span></span> MBA-I 18.2 680 m multiple 1998–2019 29 Oct 2019 79 Disc.: Spacewatch
Alt.: 2012 SH27, 2015 HR58		 MPC · JPL
– 1998 SQ<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">33</span></span> MBA-M 18.0 1.4 km single 11 days 27 Sep 1998 19 Disc.: LINEAR MPC · JPL
1 1998 SE<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">35</span></span> AMO 19.3 490 m multiple 1998–2020 19 Jan 2020 118 Disc.: LINEAR MPC · JPL
0 1998 SB<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">39</span></span> MBA-O 17.41 1.8 km multiple 1998–2021 19 Aug 2021 72 Disc.: Spacewatch
Alt.: 2015 VQ79		 MPC · JPL
3 1998 SE<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">39</span></span> MBA-M 18.6 800 m multiple 1998–2020 17 Oct 2020 34 Disc.: Spacewatch
Alt.: 2020 QN35		 MPC · JPL
0 1998 SM<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">40</span></span> MBA-M 18.2 960 m multiple 1998–2020 12 Nov 2020 51 Disc.: Spacewatch
Alt.: 2007 VX134		 MPC · JPL
1 1998 SP<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">40</span></span> MBA-I 19.6 360 m multiple 1998–2020 20 Oct 2020 74 Disc.: Spacewatch MPC · JPL
2 1998 SE<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">41</span></span> MBA-M 18.5 590 m multiple 1998–2020 20 Feb 2020 35 Disc.: Spacewatch
Alt.: 2016 CP68		 MPC · JPL
– 1998 ST<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">41</span></span> MBA-I 18.8 520 m single 9 days 28 Sep 1998 10 Disc.: Spacewatch MPC · JPL
1 1998 SV<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">41</span></span> MBA-I 19.6 360 m multiple 1998–2020 14 Dec 2020 42 Disc.: Spacewatch
Alt.: 2009 VH9, 2009 WC265, 2009 WN296		 MPC · JPL
0 1998 SW<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">41</span></span> MCA 18.1 1.3 km multiple 1998–2021 03 Dec 2021 69 Disc.: Spacewatch
Added on 5 November 2021		 MPC · JPL
1 1998 SR<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">44</span></span> MBA-O 17.3 1.9 km multiple 1998–2020 12 Dec 2020 83 Disc.: Spacewatch
Alt.: 2009 RG49		 MPC · JPL
0 1998 SC<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">50</span></span> MBA-M 17.1 1.6 km multiple 1998–2021 09 Jan 2021 118 Disc.: Spacewatch
Alt.: 2011 SH157		 MPC · JPL
1 1998 SJ<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">52</span></span> MBA-I 18.3 650 m multiple 1998–2020 13 Jul 2020 71 Disc.: Spacewatch
Added on 22 July 2020
Alt.: 2009 QT4		 MPC · JPL
0 1998 SM<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">52</span></span> MBA-O 17.38 1.9 km multiple 1998–2021 30 Nov 2021 68 Disc.: Spacewatch
Alt.: 2009 SG196		 MPC · JPL
2 1998 SJ<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">91</span></span> MBA-O 16.7 2.5 km multiple 1998–2017 15 Dec 2017 33 Disc.: LINEAR
Alt.: 2004 RA89		 MPC · JPL
0 1998 SD<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">151</span></span> MBA-O 16.6 2.8 km multiple 1998–2021 17 Jan 2021 146 Disc.: LINEAR
Alt.: 2010 EU154, 2014 WO498		 MPC · JPL
2 1998 SS<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">167</span></span> MBA-M 18.4 880 m multiple 1998–2020 17 Oct 2020 52 Disc.: Spacewatch
Added on 17 January 2021		 MPC · JPL
0 1998 SJ<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">172</span></span> MBA-I 19.14 440 m multiple 1998–2021 10 Jan 2021 37 —
Added on 29 January 2022		 MPC · JPL
0 1998 SL<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">172</span></span> MBA-M 18.0 1.1 km multiple 1998–2019 04 Aug 2019 47 Disc.: SDSS MPC · JPL
0 1998 SM<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">172</span></span> MBA-M 17.9 1.1 km multiple 1998–2020 10 Dec 2020 75 Disc.: SDSS
Added on 22 July 2020
Alt.: 2007 VF29		 MPC · JPL
0 1998 SF<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">173</span></span> MBA-M 18.28 1.2 km multiple 1998–2021 27 Oct 2021 49 Disc.: SDSS
Added on 5 November 2021		 MPC · JPL
0 1998 ST<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">173</span></span> MBA-O 15.88 3.7 km multiple 1996–2022 27 Jan 2022 161 Disc.: SDSS
Alt.: 2014 SH157, 2019 TP22		 MPC · JPL
0 1998 SV<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">173</span></span> MBA-I 18.3 650 m multiple 1998–2020 08 Dec 2020 97 Disc.: SDSS MPC · JPL
0 1998 SB<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">174</span></span> MBA-O 16.75 2.5 km multiple 1998–2021 08 Dec 2021 67 Disc.: SDSS
Added on 19 October 2020		 MPC · JPL
0 1998 SO<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">174</span></span> MBA-O 17.13 2.1 km multiple 1998–2021 09 Dec 2021 88 Disc.: SDSS MPC · JPL
0 1998 SS<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">174</span></span> MBA-M 18.08 1.3 km multiple 1998–2021 08 Nov 2021 37 Disc.: SDSS MPC · JPL
0 1998 SF<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">175</span></span> MBA-O 16.2 3.2 km multiple 1998–2020 05 Nov 2020 79 Disc.: SDSS
Added on 22 July 2020		 MPC · JPL
0 1998 SH<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">175</span></span> MBA-M 17.96 1.4 km multiple 1998–2021 06 Nov 2021 46 Disc.: SDSS
Added on 5 November 2021		 MPC · JPL
0 1998 SS<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">176</span></span> MBA-O 16.85 2.4 km multiple 1998–2021 30 Nov 2021 85 Disc.: SDSS
Alt.: 2015 UC22		 MPC · JPL
1 1998 SX<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">176</span></span> MBA-I 19.1 450 m multiple 1998–2022 01 Sep 2022 30 Disc.: Spacewatch MPC · JPL
3 1998 SZ<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">176</span></span> MBA-I 18.9 490 m multiple 1998–2016 22 Nov 2016 29 Disc.: SDSS
Alt.: 2016 WP5		 MPC · JPL
0 1998 SS<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">177</span></span> MBA-I 17.55 920 m multiple 1998–2022 22 Jan 2022 133 Disc.: SDSS MPC · JPL
0 1998 SY<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">177</span></span> MBA-I 17.82 810 m multiple 1998–2021 09 Dec 2021 111 Disc.: SDSS MPC · JPL
0 1998 SZ<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">177</span></span> MBA-M 17.16 1.6 km multiple 1998–2022 27 Jan 2022 110 Disc.: SDSS MPC · JPL
0 1998 SF<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">178</span></span> MBA-O 17.18 2.0 km multiple 1998–2021 15 Apr 2021 99 Disc.: SDSS MPC · JPL
0 1998 SJ<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">178</span></span> MBA-I 18.01 740 m multiple 1998–2021 02 Dec 2021 104 Disc.: SDSS MPC · JPL
0 1998 SM<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">178</span></span> MBA-M 17.1 1.6 km multiple 1998–2021 16 Jan 2021 101 Disc.: SDSS
Alt.: 2010 JB101		 MPC · JPL
0 1998 SN<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">178</span></span> MBA-I 18.41 620 m multiple 1998–2022 27 Jan 2022 85 Disc.: SDSS MPC · JPL
0 1998 SU<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">178</span></span> MBA-I 18.3 650 m multiple 1996–2021 11 Jan 2021 107 Disc.: SDSS MPC · JPL
0 1998 SV<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">178</span></span> MBA-M 17.48 1.8 km multiple 1998–2021 03 Oct 2021 73 Disc.: SDSS MPC · JPL
0 1998 SA<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">179</span></span> MBA-O 16.4 2.9 km multiple 1993–2020 19 Dec 2020 85 Disc.: Spacewatch
Alt.: 1993 UR1		 MPC · JPL
0 1998 SD<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">179</span></span> MBA-I 18.68 550 m multiple 1998–2021 07 Apr 2021 100 Disc.: SDSS MPC · JPL
0 1998 SE<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">179</span></span> MBA-I 18.50 590 m multiple 1998–2021 30 Sep 2021 77 Disc.: SDSS MPC · JPL
0 1998 SG<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">179</span></span> MBA-O 17.36 1.9 km multiple 1998–2021 20 Apr 2021 49 Disc.: SDSS MPC · JPL
0 1998 SK<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">179</span></span> MBA-I 18.2 680 m multiple 1998–2019 31 May 2019 47 Disc.: SDSS MPC · JPL
0 1998 SM<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">179</span></span> MBA-I 18.24 670 m multiple 1998–2021 29 Nov 2021 113 Disc.: SDSS
Alt.: 2013 SW8		 MPC · JPL
0 1998 SP<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">179</span></span> MBA-I 18.61 560 m multiple 1998–2021 01 Oct 2021 69 Disc.: SDSS MPC · JPL
0 1998 SQ<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">179</span></span> MBA-I 18.68 550 m multiple 1998–2022 27 Jan 2022 65 Disc.: SDSS MPC · JPL
0 1998 ST<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">179</span></span> MBA-O 17.27 2.0 km multiple 1998–2021 05 Jul 2021 76 Disc.: SDSS MPC · JPL
0 1998 SX<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">179</span></span> MBA-I 18.9 490 m multiple 1998–2020 14 Nov 2020 68 Disc.: SDSS MPC · JPL
0 1998 SY<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">179</span></span> MBA-I 18.2 680 m multiple 1998–2020 15 Oct 2020 46 Disc.: SDSS MPC · JPL
0 1998 SZ<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">179</span></span> MBA-M 18.77 520 m multiple 1998–2018 14 Sep 2018 66 Disc.: SDSS
Alt.: 2010 KH60		 MPC · JPL
1 1998 SA<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">180</span></span> MBA-I 19.07 460 m multiple 1998–2022 27 Jan 2022 51 Disc.: SDSS MPC · JPL
0 1998 SC<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">180</span></span> MBA-M 17.93 1.4 km multiple 1998–2021 09 Dec 2021 65 Disc.: SDSS MPC · JPL
0 1998 SD<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">180</span></span> MBA-O 16.8 2.4 km multiple 1998–2020 15 Oct 2020 49 Disc.: SDSS MPC · JPL
0 1998 SE<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">180</span></span> MBA-I 18.81 520 m multiple 1998–2023 10 Sep 2023 39 Disc.: Spacewatch MPC · JPL
0 1998 SF<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">180</span></span> MBA-I 18.6 570 m multiple 1998–2020 17 Oct 2020 58 Disc.: SDSS MPC · JPL
0 1998 SK<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">180</span></span> MBA-O 17.44 1.8 km multiple 1998–2021 09 Apr 2021 56 Disc.: SDSS MPC · JPL
0 1998 SL<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">180</span></span> MBA-M 17.91 1.5 km multiple 1998–2021 05 Oct 2021 76 Disc.: SDSS MPC · JPL
2 1998 SM<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">180</span></span> MBA-I 18.4 620 m multiple 1998–2021 01 Dec 2021 33 Disc.: SDSS MPC · JPL
0 1998 SP<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">180</span></span> MBA-M 17.4 980 m multiple 1998–2020 10 Dec 2020 29 Disc.: SDSS MPC · JPL
0 1998 SR<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">180</span></span> MBA-I 18.0 750 m multiple 1998–2020 06 Dec 2020 99 Disc.: SDSS MPC · JPL
0 1998 SS<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">180</span></span> MBA-I 18.8 520 m multiple 1998–2020 16 Sep 2020 45 Disc.: SDSS MPC · JPL
0 1998 ST<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">180</span></span> MBA-M 17.81 810 m multiple 1998–2021 09 Apr 2021 40 Disc.: SDSS MPC · JPL
0 1998 SU<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">180</span></span> MBA-I 18.9 490 m multiple 1998–2017 16 Nov 2017 39 Disc.: Spacewatch MPC · JPL
0 1998 SV<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">180</span></span> MBA-M 17.70 1.2 km multiple 1998–2022 10 Jan 2022 44 Disc.: SDSS MPC · JPL
0 1998 SW<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">180</span></span> MBA-I 19.1 450 m multiple 1998–2020 05 Nov 2020 56 Disc.: SDSS MPC · JPL
0 1998 SX<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">180</span></span> MBA-M 17.87 1.4 km multiple 1998–2024 16 Mar 2024 23 Disc.: SDSS MPC · JPL
0 1998 SY<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">180</span></span> MBA-M 18.1 1.0 km multiple 1998–2015 09 Sep 2015 30 Disc.: SDSS MPC · JPL
0 1998 SZ<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">180</span></span> MBA-M 17.71 1.6 km multiple 1998–2021 08 Nov 2021 74 Disc.: SDSS MPC · JPL
0 1998 SA<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">181</span></span> MBA-I 18.68 550 m multiple 1998–2021 29 Nov 2021 37 Disc.: Spacewatch MPC · JPL
0 1998 SD<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">181</span></span> MBA-I 18.80 520 m multiple 1998–2021 02 Dec 2021 55 Disc.: SDSS MPC · JPL
0 1998 SE<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">181</span></span> MBA-I 19.44 380 m multiple 1998–2021 11 Jun 2021 32 Disc.: SDSS MPC · JPL
2 1998 SK<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">181</span></span> MBA-O 16.9 2.3 km multiple 1998–2020 16 Oct 2020 34 Disc.: SDSS
Added on 17 January 2021		 MPC · JPL
0 1998 SL<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">181</span></span> MBA-I 17.94 780 m multiple 1998–2023 15 Apr 2023 41 Disc.: SDSS
Added on 17 January 2021		 MPC · JPL
0 1998 SM<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">181</span></span> MBA-I 19.59 370 m multiple 1998–2023 03 Oct 2023 61 Disc.: Spacewatch
Added on 17 January 2021		 MPC · JPL
0 1998 SN<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">181</span></span> MBA-M 17.8 1.2 km multiple 1998–2021 16 Jan 2021 44 Disc.: SDSS
Added on 17 January 2021		 MPC · JPL
0 1998 SO<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">181</span></span> MBA-O 17.6 1.7 km multiple 1998–2021 15 Jan 2021 52 Disc.: SDSS
Added on 9 March 2021		 MPC · JPL
2 1998 SP<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">181</span></span> MBA-O 18.0 1.4 km multiple 1998–2020 20 Oct 2020 22 Disc.: SDSS
Added on 9 March 2021		 MPC · JPL
1 1998 SQ<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">181</span></span> MBA-I 19.6 360 m multiple 1998–2017 16 Oct 2017 30 Disc.: SDSS
Added on 9 March 2021		 MPC · JPL
0 1998 SR<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">181</span></span> MBA-I 18.73 530 m multiple 1998–2021 09 Jun 2021 48 Disc.: No observations
Added on 17 June 2021		 MPC · JPL
0 1998 SS<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">181</span></span> MBA-I 18.5 590 m multiple 1998–2017 13 Nov 2017 38 Disc.: SDSS
Added on 21 August 2021		 MPC · JPL
1 1998 ST<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">181</span></span> MBA-I 20.0 300 m multiple 1998–2018 13 Aug 2018 24 Disc.: SDSS
Added on 21 August 2021		 MPC · JPL
0 1998 SU<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">181</span></span> MBA-O 18.16 1.3 km multiple 1998–2017 28 Sep 2017 37 Disc.: SDSS
Added on 21 August 2021		 MPC · JPL
0 1998 SV<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">181</span></span> MCA 20.22 270 m multiple 1998–2021 06 Sep 2021 36 Disc.: SDSS
Added on 21 August 2021		 MPC · JPL
0 1998 SX<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">181</span></span> MBA-I 19.24 430 m multiple 1998–2024 12 Jun 2024 49 Disc.: SDSS
Added on 21 August 2021		 MPC · JPL
2 1998 SZ<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">181</span></span> MBA-O 17.51 1.8 km multiple 1998–2021 01 Nov 2021 37 Disc.: SDSS
Added on 5 November 2021		 MPC · JPL
0 1998 SA<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">182</span></span> MBA-O 17.0 2.3 km multiple 1998–2023 19 Mar 2023 38 Disc.: SDSS
Added on 24 December 2021		 MPC · JPL

T

U Designation Class <span style="color: white; text-decoration: inherit;">Physical</span> Observations Description and notes Ref
H D Opp. Arc Last Used
1 1998 TT<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">3</span></span> AMO 18.8 620 m multiple 1998–2017 16 Apr 2017 132 Disc.: LONEOS MPC · JPL
0 1998 TB<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">4</span></span> MBA-M 18.1 710 m multiple 1998–2019 27 Nov 2019 38 Disc.: Spacewatch MPC · JPL
0 1998 TU<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">4</span></span> MBA-O 16.8 2.4 km multiple 1998–2021 11 Jan 2021 103 Disc.: Spacewatch
Alt.: 2009 WB140		 MPC · JPL
0 1998 TA<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">5</span></span> MBA-M 18.43 620 m multiple 1994–2023 11 Oct 2023 48 Disc.: Spacewatch
Alt.: 2002 PG123		 MPC · JPL
0 1998 TX<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">9</span></span> MBA-M 17.96 1.0 km multiple 1998–2022 09 May 2022 58 Disc.: Spacewatch MPC · JPL
0 1998 TZ<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">13</span></span> MBA-I 18.5 590 m multiple 1998–2020 14 Nov 2020 67 Disc.: Spacewatch
Alt.: 2009 UM73		 MPC · JPL
0 1998 TZ<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">14</span></span> MBA-O 16.9 2.4 km multiple 1998-2021 03 Dec 2021 95 Disc.: Spacewatch Alt.: 2015 KH9 MPC · JPL
0 1998 TY<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">19</span></span> HUN 18.9 490 m multiple 1998–2019 17 Nov 2019 67 Disc.: Spacewatch
Alt.: 2011 SB26		 MPC · JPL
5 1998 TG<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">20</span></span> MBA-I 19.6 360 m multiple 1998–2015 23 Oct 2015 17 Disc.: Spacewatch
Added on 21 August 2021		 MPC · JPL
0 1998 TX<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">21</span></span> MBA-O 17.3 2.1 km multiple 1998–2021 09 Jan 2021 81 Disc.: Spacewatch
Alt.: 2010 DX50		 MPC · JPL
0 1998 TC<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">24</span></span> MBA-I 18.6 570 m multiple 1998–2021 07 Sep 2021 58 Disc.: Spacewatch
Added on 30 September 2021
Alt.: 2006 VX123, 2015 AC71, 2021 PK48		 MPC · JPL
0 1998 TH<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">25</span></span> MBA-I 19.0 470 m multiple 1998–2021 31 Oct 2021 33 —
Added on 29 January 2022		 MPC · JPL
1 1998 TV<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">25</span></span> MBA-I 18.3 650 m multiple 1998–2017 07 Dec 2017 53 Disc.: Spacewatch MPC · JPL
0 1998 TF<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">26</span></span> MBA-I 17.88 790 m multiple 1998–2021 27 Oct 2021 85 Disc.: Spacewatch MPC · JPL
1 1998 TE<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">28</span></span> MBA-M 18.6 800 m multiple 1998–2020 15 Dec 2020 79 Disc.: Spacewatch
Added on 17 January 2021
Alt.: 2016 YV19		 MPC · JPL
0 1998 TA<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">29</span></span> MBA-O 17.2 2.0 km multiple 1998–2019 19 Nov 2019 62 Disc.: Spacewatch
Added on 21 August 2021
Alt.: 2003 SB357, 2019 RN15		 MPC · JPL
0 1998 TR<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">29</span></span> JT 13.89 9.3 km multiple 1998–2021 08 Nov 2021 92 Disc.: Spacewatch
Added on 17 June 2021
Greek camp (L4)
Alt.: 2020 QV72		 MPC · JPL
0 1998 TE<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">36</span></span> MBA-I 18.09 720 m multiple 1998–2022 26 Jan 2022 113 Disc.: Xinglong Stn.
Alt.: 2013 WJ26		 MPC · JPL
0 1998 TU<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">38</span></span> MBA-I 18.8 520 m multiple 1998–2018 07 Aug 2018 38 Disc.: Spacewatch MPC · JPL
0 1998 TV<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">38</span></span> MBA-I 18.93 490 m multiple 1998–2021 07 Jan 2021 127 Disc.: Spacewatch MPC · JPL

U

U Designation Class <span style="color: white; text-decoration: inherit;">Physical</span> Observations Description and notes Ref
H D Opp. Arc Last Used
8 1998 UR AMO 22.7 100 m single 11 days 27 Oct 1998 23 Disc.: LINEAR MPC · JPL
1 1998 UM<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">1</span></span> AMO 23.4 74 m multiple 1998–2018 19 Nov 2018 65 Disc.: LINEAR
Alt.: 2018 RP4		 MPC · JPL
1 1998 UH<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">10</span></span> MBA-O 17.2 2.0 km multiple 1998–2019 08 Jan 2019 38 Disc.: Spacewatch MPC · JPL
0 1998 UF<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">13</span></span> MBA-M 16.9 1.8 km multiple 1998–2021 14 Jan 2021 116 Disc.: Spacewatch
Alt.: 2015 TU292		 MPC · JPL
– 1998 UG<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">13</span></span> MBA-O 18.1 1.3 km single 9 days 23 Oct 1998 9 Disc.: Spacewatch MPC · JPL
2 1998 US<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">18</span></span> APO 20.9 230 m multiple 1998–2019 28 Nov 2019 68 Disc.: Spacewatch
Potentially hazardous object
Alt.: 2019 VC1		 MPC · JPL
8 1998 UY<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">24</span></span> APO 21.6 170 m single 10 days 08 Nov 1998 16 Disc.: LINEAR MPC · JPL
2 1998 UR<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">43</span></span> TNO 8.3 103 km multiple 1998–2017 23 Dec 2017 38 Disc.: Kitt Peak
LoUTNOs, plutino, BR-mag: 1.27; taxonomy: BR		 MPC · JPL
0 1998 UF<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">45</span></span> MBA-M 17.59 1.7 km multiple 1998–2021 27 Nov 2021 101 Disc.: Spacewatch MPC · JPL
1 1998 UO<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">46</span></span> MBA-I 18.6 570 m multiple 1998–2020 16 Dec 2020 48 Disc.: Spacewatch MPC · JPL
0 1998 UX<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">47</span></span> MBA-M 17.2 1.1 km multiple 1998–2019 03 Dec 2019 109 Disc.: Spacewatch
Alt.: 2010 JK133, 2013 CB223, 2014 OF315		 MPC · JPL
0 1998 UD<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">50</span></span> MBA-M 17.24 2.0 km multiple 1998–2021 30 Nov 2021 127 Disc.: Spacewatch
Added on 22 July 2020		 MPC · JPL
0 1998 UZ<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">50</span></span> MBA-M 17.9 1.1 km multiple 1998–2021 18 Jan 2021 90 Disc.: Spacewatch
Alt.: 2005 JT6, 2015 VQ14		 MPC · JPL
0 1998 UB<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">51</span></span> MBA-I 18.7 540 m multiple 1998–2020 24 Nov 2020 77 Disc.: Spacewatch MPC · JPL
0 1998 UC<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">51</span></span> MBA-I 18.4 620 m multiple 1998–2021 08 Jun 2021 77 Disc.: Spacewatch MPC · JPL
2 1998 UH<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">51</span></span> MBA-M 17.8 1.2 km multiple 1998–2015 14 Dec 2015 26 Disc.: Spacewatch MPC · JPL
0 1998 UN<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">51</span></span> MBA-I 18.26 660 m multiple 1998–2021 29 Dec 2021 43 Disc.: Spacewatch MPC · JPL
2 1998 UO<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">51</span></span> MBA-I 19.36 400 m multiple 1998–2021 08 Dec 2021 36 Disc.: Spacewatch MPC · JPL
1 1998 US<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">51</span></span> MBA-O 17.6 1.7 km multiple 1998–2020 10 Dec 2020 51 Disc.: Spacewatch
Added on 17 January 2021		 MPC · JPL
0 1998 UT<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">51</span></span> MBA-M 18.2 960 m multiple 1998–2021 12 Jan 2021 40 Disc.: Spacewatch
Added on 17 January 2021		 MPC · JPL
0 1998 UU<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">51</span></span> MBA-M 18.3 920 m multiple 1998–2020 10 Dec 2020 45 Disc.: No observations
Added on 17 January 2021		 MPC · JPL
0 1998 UV<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">51</span></span> MBA-I 18.3 650 m multiple 1998–2021 15 Apr 2021 51 Disc.: DB Missing
Added on 17 June 2021		 MPC · JPL

V

U Designation Class <span style="color: white; text-decoration: inherit;">Physical</span> Observations Description and notes Ref
H D Opp. Arc Last Used
0 1998 VP AMO 19.14 550 m multiple 1998–2023 03 Sep 2023 89 Disc.: LINEAR MPC · JPL
4 1998 VQ MCA 19.4 390 m multiple 1998–2011 03 Nov 2011 64 Disc.: LINEAR
Alt.: 2011 VM1		 MPC · JPL
1 1998 VS APO 22.3 120 m multiple 1998–2019 05 Feb 2019 67 Disc.: LINEAR
AMO at MPC		 MPC · JPL
2 1998 VE<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">31</span></span> APO 20.9 230 m multiple 1998–2012 02 Dec 2012 98 Disc.: LINEAR MPC · JPL
0 1998 VD<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">32</span></span> APO 22.65 100 m multiple 1998–2020 25 Nov 2020 135 Disc.: LINEAR
Alt.: 2020 SS7		 MPC · JPL
0 1998 VP<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">40</span></span> MBA-O 16.9 2.7 km multiple 1998–2021 05 Jan 2021 85 Disc.: Spacewatch
Alt.: 2010 EG6		 MPC · JPL
0 1998 VE<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">42</span></span> MBA-I 17.87 790 m multiple 1998–2021 30 Oct 2021 74 Disc.: Spacewatch
Added on 5 November 2021
Alt.: 2021 LY23		 MPC · JPL
0 1998 VF<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">57</span></span> MBA-M 18.2 960 m multiple 1998–2019 29 Oct 2019 56 Disc.: Spacewatch
Alt.: 2015 TS391		 MPC · JPL
0 1998 VM<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">57</span></span> MBA-M 17.9 1.1 km multiple 1998–2019 05 Sep 2019 38 Disc.: Spacewatch
Added on 22 July 2020		 MPC · JPL

W

U Designation Class <span style="color: white; text-decoration: inherit;">Physical</span> Observations Description and notes Ref
H D Opp. Arc Last Used
7 1998 WY<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">1</span></span> AMO 21.9 150 m single 12 days 28 Nov 1998 30 Disc.: LINEAR MPC · JPL
0 1998 WA<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">2</span></span> AMO 19.8 390 m multiple 1998–2021 07 Jan 2021 214 Disc.: LINEAR
Alt.: 2020 PE		 MPC · JPL
0 1998 WB<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">2</span></span> APO 21.86 150 m multiple 1998–2023 15 Oct 2023 225 Disc.: LINEAR
Potentially hazardous object
Alt.: 2010 GJ7		 MPC · JPL
2 1998 WL<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">4</span></span> APO 19.5 450 m multiple 1998–2019 30 Nov 2019 83 Disc.: Spacewatch MPC · JPL
0 1998 WR<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">5</span></span> AMO 18.76 540 m multiple 1998-2023 06 Dec 2023 68 Disc.: LINEAR MPC · JPL
2 1998 WS<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">5</span></span> MCA 18.6 570 m multiple 1990–2002 23 Nov 2002 76 Disc.: LINEAR MPC · JPL
3 1998 WU<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">24</span></span> CEN 15.0 6.0 km single 87 days 20 Feb 1999 62 Disc.: LINEAR
, BR-mag: 1.31
MCA at MPC		 MPC · JPL
3 1998 WV<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">24</span></span> TNO 7.4 104 km multiple 1998–2020 14 Nov 2020 26 Disc.: Kitt Peak
LoUTNOs, other TNO, BR-mag: 1.27; taxonomy: BR; binary: 91 km		 MPC · JPL
2 1998 WX<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">24</span></span> TNO 6.7 152 km multiple 1998–2018 09 Dec 2018 35 Disc.: Kitt Peak
LoUTNOs, cubewano (cold), BR-mag: 1.79; taxonomy: RR		 MPC · JPL
E 1998 WZ<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">24</span></span> TNO 8.1 113 km single 65 days 22 Jan 1999 6 Disc.: Kitt Peak
LoUTNOs, plutino?		 MPC · JPL
0 1998 WN<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">26</span></span> MBA-O 16.7 2.5 km multiple 1998–2021 08 Jan 2021 106 Disc.: Spacewatch MPC · JPL
0 1998 WY<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">27</span></span> MBA-M 18.1 1.0 km multiple 1998–2021 07 Jan 2021 38 Disc.: Spacewatch
Alt.: 2011 WP60		 MPC · JPL
0 1998 WR<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">29</span></span> MBA-M 17.0 2.2 km multiple 1998–2021 30 Nov 2021 73 Disc.: Spacewatch
Added on 24 December 2021		 MPC · JPL
3 1998 WS<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">31</span></span> TNO 8.26 105 km multiple 1998–2021 11 Jan 2021 33 Disc.: Kitt Peak
LoUTNOs, plutino, BR-mag: 1.32; taxonomy: IR-BR		 MPC · JPL
2 1998 WV<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">31</span></span> TNO 7.5 150 km multiple 1998–2017 20 Dec 2017 28 Disc.: Kitt Peak
LoUTNOs, plutino, BR-mag: 1.31; taxonomy: BR		 MPC · JPL
2 1998 WW31 TNO 6.7 148 km multiple 1998–2019 26 Oct 2019 38 Disc.: Kitt Peak
LoUTNOs, cubewano (hot), albedo: 0.054; binary: 123 km		 MPC · JPL
5 1998 WY<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">31</span></span> TNO 6.98 132 km multiple 1998–2023 29 Feb 2023 29 Disc.: Kitt Peak
LoUTNOs, cubewano (cold)		 MPC · JPL
4 1998 WZ<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">31</span></span> TNO 8.21 108 km multiple 1998–2021 01 Dec 2021 29 Disc.: Kitt Peak
LoUTNOs, plutino, BR-mag: 1.26; taxonomy: BB-BR		 MPC · JPL
1 1998 WL<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">37</span></span> MBA-M 17.3 1.9 km multiple 1998–2020 20 Dec 2020 138 Disc.: Spacewatch MPC · JPL
1 1998 WW<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">39</span></span> MBA-I 18.7 540 m multiple 1998–2019 28 Nov 2019 60 Disc.: Spacewatch
Alt.: 2017 BK116		 MPC · JPL
0 1998 WY<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">42</span></span> MBA-O 17.1 2.1 km multiple 1998–2020 11 Dec 2020 74 Disc.: Spacewatch MPC · JPL
0 1998 WC<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">43</span></span> MBA-O 17.2 2.0 km multiple 1998–2020 14 Nov 2020 40 Disc.: Spacewatch
Added on 17 January 2021
Alt.: 2014 SC50		 MPC · JPL
0 1998 WD<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">43</span></span> JT 14.84 6.0 km multiple 1998–2021 30 Nov 2021 94 Disc.: Spacewatch
Added on 17 January 2021
Greek camp (L4)
Alt.: 2020 RE30		 MPC · JPL
2 1998 WJ<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">44</span></span> MBA-M 18.95 480 m multiple 1998–2023 12 Oct 2023 39 Disc.: La Palma Obs.
Added on 22 July 2020		 MPC · JPL
E 1998 WK<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">44</span></span> JT 14.5 7.0 km single 5 days 22 Nov 1998 9 Disc.: La Palma Obs.
Greek camp (L4)		 MPC · JPL
0 1998 WT<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">44</span></span> MBA-M 16.90 1.2 km multiple 1998–2021 13 Jul 2021 200 Disc.: La Palma Obs.
Alt.: 2008 JF3, 2017 OX9		 MPC · JPL
0 1998 WV<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">44</span></span> MBA-M 17.40 1.8 km multiple 1998–2022 07 Jan 2022 130 Disc.: La Palma Obs.
Alt.: 2015 PX177		 MPC · JPL
0 1998 WA<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">45</span></span> MBA-M 17.00 1.7 km multiple 1998–2021 17 Apr 2021 143 Disc.: La Palma Obs. MPC · JPL
0 1998 WF<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">45</span></span> MBA-I 18.5 590 m multiple 1998–2021 18 Jan 2021 52 Disc.: La Palma Obs.
Added on 24 August 2020		 MPC · JPL
1 1998 WL<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">45</span></span> MBA-I 18.4 620 m multiple 1998–2021 09 Apr 2021 38 Disc.: La Palma Obs.
Added on 30 September 2021		 MPC · JPL
2 1998 WH<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">46</span></span> MBA-M 18.4 620 m multiple 1998–2018 08 Aug 2018 23 Disc.: Spacewatch
Added on 17 January 2021		 MPC · JPL
0 1998 WJ<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">46</span></span> MBA-I 18.51 590 m multiple 1998–2021 30 Nov 2021 125 Disc.: Spacewatch
Added on 5 November 2021		 MPC · JPL
0 1998 WL<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">46</span></span> MBA-M 17.63 1.7 km multiple 1998–2021 27 Nov 2021 99 Disc.: Spacewatch MPC · JPL
0 1998 WO<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">46</span></span> MBA-I 18.98 480 m multiple 1998–2022 06 Jan 2022 58 Disc.: Spacewatch MPC · JPL
0 1998 WP<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">46</span></span> MBA-I 18.79 520 m multiple 1998–2021 03 Oct 2021 79 Disc.: Spacewatch MPC · JPL
0 1998 WR<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">46</span></span> MBA-I 18.9 490 m multiple 1998–2018 15 Oct 2018 49 Disc.: Spacewatch MPC · JPL
0 1998 WU<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">46</span></span> HUN 19.03 460 m multiple 1998–2021 15 Sep 2021 48 Disc.: Spacewatch MPC · JPL
1 1998 WW<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">46</span></span> MBA-I 18.7 540 m multiple 1998–2021 04 Jan 2021 60 Disc.: Spacewatch MPC · JPL

X

U Designation Class <span style="color: white; text-decoration: inherit;">Physical</span> Observations Description and notes Ref
H D Opp. Arc Last Used
1 1998 XD<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">9</span></span> MCA 17.8 820 m multiple 1998–2020 21 May 2020 158 Disc.: LINEAR MPC · JPL
9 1998 XD<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">12</span></span> APO 20.96 260 m single 10 days 24 Dec 1998 60 Disc.: LINEAR
Potentially hazardous object		 MPC · JPL
4 1998 XN<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">17</span></span> ATE 22.8 98 m multiple 1998–2004 24 Mar 2004 36 Disc.: LINEAR MPC · JPL
0 1998 XT<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">18</span></span> MBA-I 18.11 710 m multiple 1998–2021 18 Mar 2021 34 Disc.: Spacewatch
Added on 24 December 2021		 MPC · JPL

Y

U Designation Class <span style="color: white; text-decoration: inherit;">Physical</span> Observations Description and notes Ref
H D Opp. Arc Last Used
0 1998 YG<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">10</span></span> MCA 19.14 430 m multiple 1998-2024 19 Jan 2024 51 Disc.: Spacewatch MPC · JPL
0 1998 YO<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">21</span></span> MBA-M 17.77 1.2 km multiple 1998–2023 17 Sep 2023 94 Disc.: Spacewatch MPC · JPL
1 1998 YV<span style="position: relative; top: 0.3em;"><span style="font-size:80%;">27</span></span> MBA-I 19.2 430 m multiple 1998–2020 11 Oct 2020 43 Disc.: La Palma Obs.
Added on 9 March 2021
Alt.: 2020 QU11		 MPC · JPL

References

  1. ^ "Data Available from the Minor Planet Center – MPCORB.DAT". Minor Planet Center. 29 January 2022. (doc)
  2. ^ "NEOWISE Diameters and Albedos – V2.0". PDS Small Bodies Node. 2019. Retrieved 31 January 2022.
  3. ^ Johnston, Wm. Robert (2 January 2022). "List of Known Trans-Neptunian Objects". Johnston's Archive. Retrieved 31 January 2022.
  4. ^ "List Of Jupiter Trojans". Minor Planet Center. 26 January 2021. Retrieved 31 January 2022.
This page was last edited on 12 June 2024, at 12:58
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