OTV 4 (USA 261)
Satellite information OTV 4 (USA 261)
| Spacetrack Directory Name | OTV 4 (USA 261) |
| Orbit launches |
2015-05-20 |
| Deorbitation date |
2017-05-07 |
| Days in orbit | 718 |
| Country/organisation of origin | USA (US) |
| Starting point | AFETR (Kennedy Space Center/Cape Canaveral, USA) |
| WWW | Here |
