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USA 18

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USA 18 is classified as:


NORAD ID: 16631
Int'l Code: 1986-014H
Perigee: 376.8 km
Apogee: 1,795.6 km
Inclination: 63.3 °
Period: 106.8 minutes
Semi major axis: 7457 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   21022.87153611  .00001180  00000-0  95381-4 0  9995
2 16631  63.2955 339.1937 0951311  73.2198 297.0906 13.48163779 75053
Source of the keplerian elements: McCants