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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: 36,456.3 km
Apogee: 36,462.8 km
Inclination: 9.9 °
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   18319.20706968 -.00000052  00000-0  00000+0 0  9997
2 21940   9.8716  28.9103 0000757 159.2825 218.1797  0.97942675 96765
Source of the keplerian elements: AFSPC