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GP-B
Launch Details
| Launched | 19 April 2004 |
| Flight ended | – |
| Status | Non-operational |
| Launch site | Air Force Western Test Range, California, USA |
| Owner | United States |
| NORAD ID | 28230 |
| COSPAR ID | 2004-014A |
| Alternative names |
GRAVITY PROBE B |
| Observing |
Current orbital elements
| Inclination | 89.825° |
| Eccentricity | 0.00021 |
| RA ascending node | 4.438 hr |
| Argument perigee | 89.241° |
| Mean anomaly | 270.905° |
| Orbital period | 97.260 min |
| Epoch of osculation | 10 Apr 2024, 10:08 |
Derived Quantities
| Min Altitude | 633.2 km |
| Mean Altitude | 634.7 km |
| Peak Altitude | 636.1 km |
Orbital History
Drag the graphs below left or right to change the time range, or use your scroll wheel to zoom in or out.
Launched alongside
DELTA 2 R/B