OV1-15
| Launched | 10 July 1968 |
| Flight ended | 5 November 1968 |
| Status | Decayed |
| Launch site | Air Force Western Test Range, California, USA |
| Owner | United States |
| NORAD ID | 3318 |
| COSPAR ID | 1968-059A |
| Alternative names |
SPADES |
| Observing |