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USA 18

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USA 18 is classified as:


NORAD ID: 16631
Int'l Code: 1986-014H
Perigee: 372.8 km
Apogee: 1,508.7 km
Inclination: 63.3 °
Period: 103.7 minutes
Semi major axis: 7311 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   25345.97677859  .00014961  00000-0  87593-3 0  9999
2 16631  63.2914 196.1279 0776743 108.8852 259.7996 13.88576228318329
Source of the keplerian elements: McCants