Jarnsaxa (moon)

Jarnsaxa
Discovery
Discovered by	Scott S. Sheppard David C. Jewitt Jan T. Kleyna Brian G. Marsden
Discovery date	June 26, 2006
Designations
Designation	Saturn L
Named after	Járnsaxa
Alternative names	S/2006 S 6
Orbital characteristics^[1]
Semi-major axis	18811000 km
Eccentricity	0.216
Orbital period (sidereal)	−964.7 days
Inclination	163.3°
Satellite of	Saturn
Group	Norse group
Physical characteristics^[2]
Mean diameter	4 km
Albedo	0.06 (assumed)
Apparent magnitude	24.7
Absolute magnitude (H)	15.6

Jarnsaxa (/jɑːrnˈsæksə/), also known as Saturn L (provisional designation S/2006 S 6), is a natural satellite of Saturn. Its discovery was announced by Scott S. Sheppard, David C. Jewitt, Jan Kleyna, and Brian G. Marsden on June 26, 2006, from observations taken between January 5 and April 29, 2006.

Jarnsaxa is about 4 kilometres in diameter, and orbits Saturn at an average distance of 18,556.9 Mm in 943.784 days, at an inclination of 162.9° to the ecliptic (164.1° to Saturn's equator), in a retrograde direction and with an eccentricity of 0.1918. It is a member of the Norse group of irregular satellites.

It is named after Járnsaxa, a giantess in Norse mythology.

References

^ S.S. Sheppard (2019), Moons of Saturn, Carnegie Science, on line
^ Denk, Tilmann; Mottola, Stefano; Tosi, Frederico; Bottke, William F.; Hamilton, Douglas P. (2018). "The Irregular Satellites of Saturn" (PDF). In Schenk, P.M.; Clark, R.N.; Howett, C.J.A.; Verbiscer, A.J.; Waite, J.H. (eds.). Enceladus and the Icy Moons of Saturn. Space Science Series. Vol. 322. Tucson, AZ: The University of Arizona Press. pp. 409–434. Bibcode:2018eims.book..409D. doi:10.2458/azu_uapress_9780816537075-ch020. ISBN 9780816537075.

External links

Institute for Astronomy Saturn Satellite Data
IAUC 8727: Satellites of Saturn June 30, 2006 (discovery)
MPEC 2006-M45: Eight New Satellites of Saturn June 26, 2006 (discovery and ephemeris)
MPEC 2007-D79: S/2006 S 6 February 28, 2007 (recovery)
IAUC 8873: Satellites of Saturn September 20, 2007 (naming)

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Category

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Moons of Saturn

Listed in approximately increasing distance from Saturn

Ring moonlets

Ring shepherds

Other inner moons

Alkyonides

Large moons
(with trojans)

Inuit group (12)

Kiviuq subgroup	S/2019 S 1 Kiviuq S/2005 S 4 S/2020 S 1 Ijiraq
Paaliaq subgroup	Paaliaq
Siarnaq subgroup	S/2004 S 31 Tarqeq Siarnaq S/2019 S 14 S/2020 S 3 S/2020 S 5

Gallic group (7)

Norse group (100)

Phoebe subgroup	Phoebe S/2006 S 20 S/2006 S 9

Skathi
S/2007 S 5
S/2007 S 7
S/2007 S 2
S/2004 S 37
S/2004 S 47
S/2004 S 40
S/2019 S 2
S/2019 S 3
S/2020 S 7
Skoll
S/2020 S 2
S/2019 S 4
S/2004 S 41
S/2004 S 42
Hyrrokkin
Greip
S/2004 S 13
S/2007 S 6
Mundilfari
S/2006 S 1
S/2004 S 43
S/2006 S 10
S/2019 S 5
Gridr
Bergelmir
Jarnsaxa
Narvi
Suttungr
S/2007 S 3
S/2004 S 44
S/2004 S 45
Hati
S/2004 S 17
S/2006 S 11
S/2004 S 12
Eggther
S/2006 S 13
S/2007 S 9
S/2019 S 7
S/2019 S 8
Farbauti
Thrymr
Bestla
S/2019 S 9
S/2004 S 46
Angrboda
S/2019 S 11
Aegir
Beli
S/2019 S 10
S/2019 S 12
Gerd
S/2019 S 13
S/2006 S 14
Gunnlod
S/2019 S 15
S/2020 S 6
S/2004 S 7
S/2006 S 3
S/2005 S 5
Skrymir
S/2006 S 16
S/2006 S 15
S/2004 S 28
S/2020 S 8
Alvaldi
Kari
S/2004 S 48
Geirrod
Fenrir
S/2004 S 50
S/2006 S 17
S/2004 S 49
S/2019 S 17
Surtur
S/2006 S 18
Loge
Ymir
S/2019 S 19
S/2004 S 21
S/2019 S 18
S/2004 S 39
S/2019 S 16
S/2004 S 53
S/2004 S 36
Thiazzi
S/2019 S 20
S/2006 S 19
Saturn LXIV
Fornjot
S/2004 S 51
S/2020 S 10
S/2020 S 9
Saturn LVIII
S/2019 S 21
S/2004 S 52

Outlier prograde
irregular moons

S/2006 S 12

S/2019 S 6

S/2004 S 24

This page was last edited on 21 April 2024, at 03:36

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References

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