type: improved Crystal? (Ref: 6A)
| Nation: | USA |
| Type / Application: | Reconnaissance, photo |
| Operator: | NRO |
| Contractors: | |
| Equipment: | ? |
| Configuration: | ? |
| Propulsion: | ? |
| Mass: | |
| Orbit: |
| Satellite | Date | LS | Launcher | Remarks: |
| KH-12 1 (USA 53) | 28.02.1990 | KSC, LC-39A | Shuttle STS-36 | |
| KH-12 2 (USA 86) | 28.11.1992 | Va SLC-4E | Titan-4(04)A | |
| KH-12 3 (USA 116) | 05.12.1995 | Va SLC-4E | Titan-4(04)A | |
| KH-12 4 (USA 129) | 20.12.1996 | Va SLC-4E | Titan-4(04)A | |
| KH-12 5 (USA 161) | 05.10.2001 | Va SLC-4E | Titan-4(04)B |