/
Launch Success
Liftoff Time (GMT)
08:34:00
Tuesday March 24, 2009
Watch Replay
24/7 Coverage
Read Article
GPS IIRM (Global Positioning System) or Navstar IIRM (Navigation System using Timing And Ranging) are the fourth evolution stage of the second generation of GPS satellites. The Block IIRM satellites include a new military signal and a more robust civil signal, known as L2C. There are eight satellites in the Block IIR-M series, which were built by Lockheed Martin. The GPS IIRM satellites were launched between September 2005 and August 2009.
Medium Earth Orbit
1 Payload
2,032 kilograms
Agency
ULARocket
Height: 38.1m
Payload to Orbit
GTO: 1,819 kg
Liftoff Thrust
3,511 Kilonewtons
Fairing
Diameter: 2.9m
Height: 8.49m
Stages
3
Strap-ons
9
142nd
Mission
3rd
Mission of 2009
25th
Mission
4th
Mission of 2009
15th
Orbital launch attempt