USA 21

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USA 21 is classified as:

NORAD ID: 17506

Int'l Code: 1987-015A

Perigee: 1,133.9 km

Apogee: 39,258.0 km

Inclination: 62.5 °

Period: 718.2 minutes

Semi major axis: 26566 km

RCS: Unknown

Launch date: February 12, 1987
Source: United States (US)
Launch site: AIR FORCE WESTERN TEST RANGE (AFWTR)

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Your satellite tracking list

Two Line Element Set (TLE):

1 17506U 87015A   22145.80810394 -.00000993  00000-0  00000-0 0  9999
2 17506  62.5189 124.8315 7175082 264.8931  17.3901  2.00488845 20977

Source of the keplerian elements: AFSPC