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USA 78

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USA 78 is classified as:


NORAD ID: 21873
Int'l Code: 1992-006A
Perigee: 36,126.3 km
Apogee: 36,160.0 km
Inclination: 14.3 °
Period: 1,454.0 minutes
Semi major axis: 42514 km
RCS: Unknown
Launch date: February 11, 1992
Source: United States (US)
Launch site: AIR FORCE EASTERN TEST RANGE (AFETR)

Spare; Super High Frequency (SHF) for U.S. government and military; sophisticated survivability enhancement; worldwide, longhaul coverage; X-band.
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NASA's NSSDC Master Catalog

Two Line Element Set (TLE):
1 21873U 92006A   21288.17285170  .00000034  00000-0  00000-0 0  9997
2 21873  14.2617  15.3185 0003960 344.8651 136.2632  0.99038213  8293
Source of the keplerian elements: McCants