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IRIDIUM 31
Launch Details
| Launched | 13 September 1997 |
| Flight ended | 19 December 2018 |
| Status | Decayed |
| Launch site | Tyuratam Missile and Space Center, Kazakhstan (Also known as Baikonur Cosmodrome) |
| Owner | United States |
| NORAD ID | 24950 |
| COSPAR ID | 1997-051G |
| Observing |
Current orbital elements
| Inclination | 86.386° |
| Eccentricity | 0.00675 |
| RA ascending node | 3.669 hr |
| Argument perigee | 285.077° |
| Mean anomaly | 74.308° |
| Orbital period | 87.729 min |
| Epoch of osculation | 20 Dec 2018, 17:40 |
Derived Quantities