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USA 78

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USA 78 is classified as:


NORAD ID: 21873
Int'l Code: 1992-006A
Perigee: 36,107.1 km
Apogee: 36,176.2 km
Inclination: 14.2 °
Period: 1,453.9 minutes
Semi major axis: 42512 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   21023.81048413 -.00000293  00000-0  00000-0 0  9990
2 21873  14.1565  17.4167 0008127 322.5313 218.3389  0.99043516  5677
Source of the keplerian elements: McCants