USA 18

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10-day predictions
USA 18 is classified as:

• Military

NORAD ID: 16631
Int'l Code: 1986-014H
Perigee: 379.0 km
Apogee: 1,795.2 km
Inclination: 63.3 °
Period: 106.8 minutes
Semi major axis: 7458 km
RCS: Unknown
Launch date: February 9, 1986
Source: United States (US)
Launch site: AIR FORCE WESTERN TEST RANGE (AFWTR)

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1 16631U 86014H   20304.89875318 +.00001875 +00000-0 +14673-3 0  9999
2 16631 063.2951 200.6370 0949430 071.5560 298.6214 13.47900711063730

Source of the keplerian elements: McCants