USA 57

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10-day predictions
USA 57 is classified as:

• Military

NORAD ID: 20561
Int'l Code: 1990-031B
Perigee: 610.1 km
Apogee: 707.8 km
Inclination: 89.8 °
Period: 97.8 minutes
Semi major axis: 7029 km
RCS: Unknown
Launch date: April 11, 1990
Source: United States (US)
Launch site: AIR FORCE WESTERN TEST RANGE (AFWTR)

Your satellite tracking list

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1 20561U 90031B   25319.83793544  .00001642  00000-0  24411-3 0  9998
2 20561  89.8453 268.8459 0069467  92.8337 268.0836 14.72897030 83778

Source of the keplerian elements: AFSPC