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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 | 99.061° |
| Eccentricity | 0.00179 |
| RA ascending node | 23.951 hr |
| Argument perigee | 223.373° |
| Mean anomaly | 136.602° |
| Orbital period | 102.787 min |
| Epoch of osculation | 28 Jun 2025, 11:27 |
Derived Quantities
| Min Altitude | 884.6 km |
| Mean Altitude | 897.6 km |
| Peak Altitude | 910.7 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.