OPS 1686
| Launched | 15 September 1966 |
| Flight ended | 22 September 1966 |
| Status | Decayed |
| Launch site | Air Force Western Test Range, California, USA |
| Owner | United States |
| NORAD ID | 2419 |
| COSPAR ID | 1966-083A |
| Observing |
OPS 1686
| Launched | 15 September 1966 |
| Flight ended | 22 September 1966 |
| Status | Decayed |
| Launch site | Air Force Western Test Range, California, USA |
| Owner | United States |
| NORAD ID | 2419 |
| COSPAR ID | 1966-083A |
| Observing |