GPS 21

Launch Details
Launched 30 March 2003
Flight ended
Status Backup/Standby
Category Active satellites
Launch site Air Force Eastern Test Range, Florida, USA
Owner United States
NORAD ID 27704
COSPAR ID 2003-010A
Alternative names USA 168
NAVSTAR 52
GPS BIIR-09
SVN 45
PRN 21
SLOT D3
Observing

Current orbital elements

Inclination 54.992°
Eccentricity 0.02574
RA ascending node 22.609 hr
Argument perigee 339.129°
Mean anomaly 19.394°
Orbital period 718.010 min
Epoch of osculation 14 Jun 2025, 19:20

See historical orbital elements »

Derived Quantities

Min Altitude 19506.4 km
Mean Altitude 20190.2 km
Peak Altitude 20874.0 km

Orbital History

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Cambridge

Latitude:
Longitude:
Timezone:

42.38°N
71.11°W
EDT

Color scheme