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Spacecraft information: IRAS
Launch Details
| Launched | 25 January 1983 |
| Flight ended | – |
| Status | Non-operational |
| Launch site | Air Force Western Test Range, California, USA |
| Owner | United States |
| NORAD ID | 13777 |
| COSPAR ID | 1983-004A |
| Observing |
Current orbital elements
| Inclination | 99.049° |
| Eccentricity | 0.00204 |
| RA ascending node | 10.974 hr |
| Argument perigee | 122.184° |
| Mean anomaly | 238.130° |
| Orbital period | 102.791 min |
| Epoch of osculation | 12 Dec 2025, 05:51 |
Derived Quantities
| Min Altitude | 883.0 km |
| Mean Altitude | 897.8 km |
| Peak Altitude | 912.6 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.