| 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. |