USA 75

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USA 75 is classified as:

Military

NORAD ID: 21805

Int'l Code: 1991-080B

Perigee: 36,069.4 km

Apogee: 36,130.2 km

Inclination: 14.4 °

Period: 1,451.8 minutes

Semi major axis: 42470 km

RCS: Unknown

Launch date: November 24, 1991
Source: United States (US)
Launch site: AIR FORCE EASTERN TEST RANGE (AFETR)

Infrared sensors to detect heat from missile and booster plumes against earth's background; detection capability of smaller missiles; improved warning of attack by short-range missiles against U.S. and allied forces.

1 21805U 91080B   24116.42132575 -.00000110  00000-0  00000-0 0  9990
2 21805  14.4304 351.1348 0007158  88.9704 112.0765  0.99189802 17945

Source of the keplerian elements: McCants