Spacecraft information: OPS 8180
| Launched | 1 October 1972 |
| Flight ended | 1 August 2012 |
| Status | Decayed |
| Launch site | Air Force Western Test Range, California, USA |
| Owner | United States |
| NORAD ID | 6212 |
| COSPAR ID | 1972-076A |
| Alternative names |
RADCAT |
| Observing |