USA 57

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10-day predictions
USA 57 is classified as:

• Military

NORAD ID: 20561
Int'l Code: 1990-031B
Perigee: 617.0 km
Apogee: 711.4 km
Inclination: 89.8 °
Period: 97.9 minutes
Semi major axis: 7035 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   24139.62071301  .00002678  00000-0  41681-3 0  9992
2 20561  89.8398 279.5173 0067141 222.9782 136.6182 14.71253352  3414

Source of the keplerian elements: AFSPC