Spacecraft information: IRAS
| 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 | 99.052° |
| Eccentricity | 0.00204 |
| RA ascending node | 19.427 hr |
| Argument perigee | 128.525° |
| Mean anomaly | 231.775° |
| Orbital period | 102.791 min |
| Epoch of osculation | 19 Apr 2026, 05:34 |
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.