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INMARSAT 2-F4

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INMARSAT 2-F4 is classified as:


NORAD ID: 21940
Int'l Code: 1992-021B
Perigee: 36,440.6 km
Apogee: 36,478.2 km
Inclination: 10.0 °
Period: 1,470.2 minutes
Semi major axis: 42830 km
RCS: 13.8053 m2 (large)
Launch date: April 15, 1992
Source: International Mobile Satellite Organization (INMARSAT) (IM)
Launch site: FRENCH GUIANA (FRGUI)

Broadcasting, business services, mobile communications; leased traffic; spare satellite co-located with Inmarsat 3s.
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NASA's NSSDC Master Catalog

Two Line Element Set (TLE):
1 21940U 92021B   19081.28692240 -.00000107  00000-0  00000+0 0  9990
2 21940   9.9774  28.2185 0004399   3.9326 182.7159  0.97943290 98001
Source of the keplerian elements: AFSPC