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NATO 4A

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NATO 4A is classified as:


NORAD ID: 21047
Int'l Code: 1991-001A
Perigee: 36,350.1 km
Apogee: 36,369.7 km
Inclination: 13.3 °
Period: 1,465.1 minutes
Semi major axis: 42730 km
RCS: 5.4891 m2 (large)
Launch date: January 8, 1991
Source: North Atlantic Treaty Organization (NATO)
Launch site: AIR FORCE EASTERN TEST RANGE (AFETR)

Encrypted; X-band, UHF, C-band; NATO and British Ministry of Defence; secure military and diplomatic voice and data communications.
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NASA's NSSDC Master Catalog

Two Line Element Set (TLE):
1 21047U 91001A   19052.68691355 -.00000242  00000-0  00000+0 0  9993
2 21047  13.2612  11.9921 0002297 284.7759 252.0490  0.98285527101882
Source of the keplerian elements: AFSPC