USA 21

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USA 21 is classified as:

NORAD ID: 17506

Int'l Code: 1987-015A

Perigee: 385.7 km

Apogee: 39,880.5 km

Inclination: 62.9 °

Period: 715.7 minutes

Semi major axis: 26504 km

RCS: Unknown

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

Your satellite tracking list

Two Line Element Set (TLE):

1 17506U 87015A   24194.58926750  .00003681  00000-0  64559-2 0  9991
2 17506  62.9380   5.0463 7450691 272.9281  12.5566  2.01202583 36603

Source of the keplerian elements: AFSPC