Spacecraft information: OPS 1866
| Launched | 7 November 1966 |
| Flight ended | 28 November 1966 |
| Status | Decayed |
| Launch site | Air Force Western Test Range, California, USA |
| Owner | United States |
| NORAD ID | 2537 |
| COSPAR ID | 1966-102A |
| Observing |
Spacecraft information: OPS 1866
| Launched | 7 November 1966 |
| Flight ended | 28 November 1966 |
| Status | Decayed |
| Launch site | Air Force Western Test Range, California, USA |
| Owner | United States |
| NORAD ID | 2537 |
| COSPAR ID | 1966-102A |
| Observing |