Spacecraft information: ISIS 2
| Launched | 31 March 1971 |
| Flight ended | – |
| Status | Unknown |
| Launch site | Air Force Western Test Range, California, USA |
| Owner | Canada |
| NORAD ID | 5104 |
| COSPAR ID | 1971-024A |
| Observing |
Current orbital elements
| Inclination | 88.171° |
| Eccentricity | 0.00429 |
| RA ascending node | 21.972 hr |
| Argument perigee | 321.134° |
| Mean anomaly | 213.015° |
| Orbital period | 113.575 min |
| Epoch of osculation | 26 Mar 2026, 09:39 |
Derived Quantities
| Min Altitude | 1364.4 km |
| Mean Altitude | 1397.7 km |
| Peak Altitude | 1431.0 km |
Orbital History
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