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US-A
US-A (Upravlenniye Sputnik Aktivny) were active radar satellites for ocean surveillance. The high power consumtion of the active radar required a nuclear reactor as power source. The satellites were known as RORSAT in the west.
The US-AO series consisted of satellites, which tested all the system components but the nuclear reactor. They were battery powered.
| Nation: | USSR |
|---|---|
| Type / Application: | Ocean surveillance, active radar |
| Operator: | |
| Contractors: | |
| Equipment: | Radar |
| Configuration: | US-Bus |
| Propulsion: | |
| Power: | Batteries |
| Lifetime: | |
| Mass: | |
| Orbit: |
| Satellite | COSPAR | Date | LS | Launch Vehicle | Remarks | |
|---|---|---|---|---|---|---|
| Kosmos 102 (US-AO #1) | 1965-111A | 27.12.1965 | Ba LC-31/6 | 11A510 US | ||
| Kosmos 125 (US-AO #2) | 1966-067A | 20.07.1966 | Ba LC-31/6 | 11A510 US | ||
| Kosmos 198 (US-AO #3) | 1967-127A | 27.12.1967 | Ba LC-90/19 | Tsiklon-2A | ||
| Kosmos 209 (US-AO #4) | 1968-023A | 22.03.1968 | Ba LC-90/19 | Tsiklon-2A | ||
| Kosmos (265) (US-AO #5) | 1969-F02 | 25.01.1969 | Ba LC-90/19 | F | Tsiklon-2A |
Launch Sites:
- Ba = Baikonur (Tyuratam, NIIP-5, GIK-5), Tyuratam, Kazakhstan
Further US missions:
