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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: 36,451.5 km
Apogee: 36,467.9 km
Inclination: 9.6 °
Period: 1,470.3 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   18020.62713927 -.00000030 +00000-0 +00000-0 0  9992
2 21940 009.6066 030.6524 0001913 267.5252 308.4633 00.97942310020585
Source of the keplerian elements: AFSPC