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NAVSTAR 18 (USA 50)

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NAVSTAR 18 (USA 50) is classified as:


NORAD ID: 20452
Int'l Code: 1990-008A
Perigee: 21,159.8 km
Apogee: 21,247.9 km
Inclination: 54.8 °
Period: 759.5 minutes
Semi major axis: 27574 km
RCS: 1.5533 m2 (large)
Launch date: January 24, 1990
Source: United States (US)
Launch site: AIR FORCE EASTERN TEST RANGE (AFETR)
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NASA's NSSDC Master Catalog

Two Line Element Set (TLE):
1 20452U 90008A   25171.21447118  .00000094  00000-0  00000-0 0  9997
2 20452  54.7921 146.3109 0015979 277.3317 266.2530  1.89597788249560
Source of the keplerian elements: AFSPC