OPS 5345
| Launched | 11 October 1966 |
| Flight ended | 20 October 1966 |
| Status | Decayed |
| Launch site | Air Force Western Test Range, California, USA |
| Owner | United States |
| NORAD ID | 2490 |
| COSPAR ID | 1966-090B |
| Alternative names |
SGLS-1 |
| Observing |