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Intelsat 903
Mission typeCommunications
COSPAR ID2002-016A[1]
SATCAT no.27403[1]
Mission duration13 years[1]
Spacecraft properties
Spacecraft typeSSL-1300HL[1]
ManufacturerSpace Systems/Loral[1]
Launch mass4,723.0 kg (10,412.4 lb)[1]
Dry mass1,972.0 kg (4,347.5 lb)[1]
Power8.6 kW
Start of mission
Launch dateMarch 30, 2002, 17:25 (2002-03-30UTC17:25Z) UTC[3]
RocketProton-K Blok-DM3[2]
Launch siteBaikonur 81/23[2]
Orbital parameters
Reference systemGeocentric
Longitude34.5° west[1]
Semi-major axis42,164.0 kilometres (26,199.5 mi)[4]
Perigee altitude35,780.2 kilometres (22,232.8 mi)[4]
Apogee altitude35,807.6 kilometres (22,249.8 mi)[4]
Period1,436.1 minutes[4]
EpochMay 19, 2017[4]
Revolution no.1241[5]
Band44 C band and 12 Ku band
Bandwidth36 MHz and 72 MHz
Coverage areaAfrica, America, Europe, Middle East
EIRP36 dBW (C Band) 53 dBW (Ku band Europe) and 52 dBW (Ku band America)
Intelsat 9

Intelsat 903 (or IS-903[1]) is a communications satellite operated by Intelsat.


Intelsat 903 was launched by a Proton-K rocket from Baikonur Cosmodrome, Kazakhstan, at 22:27 UTC on March 30, 2002.[6]

Capacity and coverage

The 4.7 tonne (with fuel) spacecraft carries 23 C-band transponders (and several in Ku-band) to provide direct-to-home television and internet service to Europe and North America after parking over 34.5 degrees west longitude.[6]

See also

External links


  1. ^ a b c d e f g h i j "Intelsat 903 (IS-903)". SatBeams – Satellite Details. Retrieved May 19, 2017.
  2. ^ a b c Krebs, Gunter. "Intelsat 9 (901, 902, 903, 904, 905, 906, 907)". Gunter's Space Page. Retrieved May 19, 2017.
  3. ^ McDowell, Jonathan. "Launch Log". Jonathan's Space Page. Retrieved May 19, 2017.
  4. ^ a b c d e f "INTELSAT 903". N2YO. Retrieved May 17, 2017.
  5. ^ a b c Peat, Chris. "Intelsat 903". Heavens Above. Retrieved May 19, 2017.
  6. ^ a b "Intelsat 903". NSSDC Master Catalog. Retrieved May 19, 2017.

This page was last edited on 17 January 2021, at 21:02
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