SMM DEB
| Launched | 13 February 1980 |
| Flight ended | 22 November 1989 |
| Status | Decayed |
| Launch site | Air Force Eastern Test Range, Florida, USA |
| Owner | United States |
| NORAD ID | 20325 |
| COSPAR ID | 1980-014C |
| Observing |
SMM DEB
| Launched | 13 February 1980 |
| Flight ended | 22 November 1989 |
| Status | Decayed |
| Launch site | Air Force Eastern Test Range, Florida, USA |
| Owner | United States |
| NORAD ID | 20325 |
| COSPAR ID | 1980-014C |
| Observing |