USA 55

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10-day predictions
USA 55 is classified as:

• Military

NORAD ID: 20547
Int'l Code: 1990-028B
Perigee: 420.1 km
Apogee: 510.9 km
Inclination: 94.1 °
Period: 93.8 minutes
Semi major axis: 6836 km
RCS: 0.1768 m² (medium)
Launch date: April 5, 1990
Source: United States (US)
Launch site: AIR FORCE WESTERN TEST RANGE (AFWTR)

Your satellite tracking list

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1 20547U 90028B   24325.89808440  .00007555  00000-0  20202-3 0  9995
2 20547  94.0872 181.9290 0066382 166.4725 193.8326 15.35854849913643

Source of the keplerian elements: AFSPC