Spacecraft information: UFO 11
| Launched | 17 December 2003 |
| Flight ended | – |
| Status | Operational |
| Categories |
Geostationary
Active satellites |
| Launch site | Air Force Eastern Test Range, Florida, USA |
| Owner | United States |
| NORAD ID | 28117 |
| COSPAR ID | 2003-057A |
| Alternative names |
USA 174 |
| Observing |
Current orbital elements
| Inclination | 8.870° |
| Eccentricity | 0.00034 |
| RA ascending node | 2.284 hr |
| Argument perigee | 306.196° |
| Mean anomaly | 247.419° |
| Orbital period | 1436.090 min |
| Epoch of osculation | 18 Mar 2026, 22:23 |
Derived Quantities
| Min Altitude | 35779.4 km |
| Mean Altitude | 35793.6 km |
| Peak Altitude | 35807.7 km |
Launched alongside
ATLAS 3B CENTAUR R/BOrbital History
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