Spacecraft information: OPS 4915 DEB
| Launched | 12 March 1977 |
| Flight ended | 20 May 1977 |
| Status | Decayed |
| Launch site | Air Force Western Test Range, California, USA |
| Owner | United States |
| NORAD ID | 10012 |
| COSPAR ID | 1977-019B |
| Observing |
Launched alongside
OPS 4915