USA 57

Track USA 57 now!
10-day predictions
USA 57 is classified as:

• Military

NORAD ID: 20561
Int'l Code: 1990-031B
Perigee: 616.9 km
Apogee: 711.5 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

Your tracking list is empty

1 20561U 90031B   24139.89277292  .00002724  00000-0  42408-3 0  9998
2 20561  89.8398 279.5119 0067169 221.9926 137.6133 14.71255143  3454

Source of the keplerian elements: AFSPC