Difference between revisions of "GPS constellation"
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| − | The current GPS constellation consists of 29 [ftp://tycho.usno.navy.mil/pub/gps/gpsb2.txt Block II/IIA/IIR/IIR-M] satellites. | + | The current [[GPS]] constellation consists of 29 [ftp://tycho.usno.navy.mil/pub/gps/gpsb2.txt Block II/IIA/IIR/IIR-M] satellites. |
[ftp://tycho.usno.navy.mil/pub/gps/gpstd.txt GPS constellation and individual satellite status] is updated every working day. | [ftp://tycho.usno.navy.mil/pub/gps/gpstd.txt GPS constellation and individual satellite status] is updated every working day. | ||
Latest revision as of 23:06, 23 June 2007
The current GPS constellation consists of 29 Block II/IIA/IIR/IIR-M satellites.
GPS constellation and individual satellite status is updated every working day.
Block I are referred to as the original concept validation satellites developed by Rockwell International and reflect various stages of system development.
The first Block II satellite was launched in February 1989; the most recent Block IIR-M satellite was launched on September 26, 2005.
