USA 57

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10-day predictions
USA 57 is classified as:

• Military

NORAD ID: 20561
Int'l Code: 1990-031B
Perigee: 611.8 km
Apogee: 707.6 km
Inclination: 89.8 °
Period: 97.8 minutes
Semi major axis: 7030 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   25199.77927609  .00000596  00000-0  87636-4 0  9994
2 20561  89.8453 271.1888 0068112 155.9963 204.4458 14.72665369 66103

Source of the keplerian elements: AFSPC