OTV 1
| Launched | 21 April 2010 |
| Flight ended | 2 December 2010 |
| Status | Decayed |
| Launch site | Air Force Eastern Test Range, Florida, USA |
| Owner | United States |
| NORAD ID | 36514 |
| COSPAR ID | 2010-015A |
| Alternative names |
USA 212 |
| Observing |
Launched alongside
ATLAS 5 CENTAUR R/B