OPS 5259
| Launched | 19 June 1968 |
| Flight ended | 10 January 1970 |
| Status | Decayed |
| Launch site | Air Force Western Test Range, California, USA |
| Owner | United States |
| NORAD ID | 3297 |
| COSPAR ID | 1968-052B |
| Observing |
Launched alongside
OPS 5343OPS 5259
| Launched | 19 June 1968 |
| Flight ended | 10 January 1970 |
| Status | Decayed |
| Launch site | Air Force Western Test Range, California, USA |
| Owner | United States |
| NORAD ID | 3297 |
| COSPAR ID | 1968-052B |
| Observing |
Launched alongside
OPS 5343