Satellite Navstar GPS IIR-11 (Navstar SVN 59, PRN 19, USA 177) of DoD/US Air Force

Name of Satellite, Alternate Names Navstar GPS IIR-11 (Navstar SVN 59, PRN 19, USA 177)
Country of Operator/Owner USA
Operator/Owner DoD/US Air Force
Users Military/Commercial
Purpose Navigation/Global Positioning
Class of Orbit MEO
Type of Orbit
Longitude of GEO (degrees) 0
Perigee (km) 20089
Apogee (km) 20276
Eccentricity 0.00352132567554844
Inclination (degrees) 55
Period (minutes) 717.98
Launch Mass (kg.) 2217
Dry Mass (kg.) 980
Power (watts) 1136
Date of Launch 20-03-2004
Expected Lifetime 10 yrs.
Contractor Lockheed Martin
Country of Contractor USA
Launch Site Cape Canaveral
Launch Vehicle Delta 2
COSPAR Number 2004-009A
NORAD Number 28190
Comments Precise position data (accurate to within 16 m) to military and civilian users worldwide; constellation of 28 operational satellites; 6 orbit planes; corporate vehicle fleet tracking, surveying, recreational use; nuclear detonation detection sensors.


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