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USA 18

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USA 18 is classified as:


NORAD ID: 16631
Int'l Code: 1986-014H
Perigee: 419.6 km
Apogee: 1,768.1 km
Inclination: 63.3 °
Period: 107.0 minutes
Semi major axis: 7464 km
RCS: Unknown
Launch date: February 9, 1986
Source: United States (US)
Launch site: AIR FORCE WESTERN TEST RANGE (AFWTR)
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NASA's NSSDC Master Catalog

Two Line Element Set (TLE):
1 16631U 86014H   18124.89626352 0.00000800  00000-0  86855-4 0    00
2 16631  63.3200  75.0421 0903262  62.0802 297.9198 13.46085800    02
Source of the keplerian elements: McCants