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IRIDIUM 77
Launch Details
| Launched | 7 September 1998 |
| Flight ended | 21 September 2017 |
| Status | Decayed |
| Launch site | Air Force Western Test Range, California, USA |
| Owner | United States |
| NORAD ID | 25471 |
| COSPAR ID | 1998-051E |
| Observing |
Current orbital elements
| Inclination | 86.380° |
| Eccentricity | 0.00547 |
| RA ascending node | 22.568 hr |
| Argument perigee | 256.880° |
| Mean anomaly | 102.641° |
| Orbital period | 87.565 min |
| Epoch of osculation | 21 Sep 2017, 22:59 |
Derived Quantities
| Min Altitude | 125.3 km |
| Mean Altitude | 161.0 km |
| Peak Altitude | 196.7 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.