| Mission type | Early warning |
|---|---|
| COSPAR ID | 1979-077A |
| SATCATno. | 11509 |
| Mission duration | 4 years[1] |
| Spacecraft properties | |
| Spacecraft type | US-K[2] |
| Launch mass | 1,900 kilograms (4,200 lb) |
| Start of mission | |
| Launch date | 28 August 1979, 00:17 (1979-08-28UTC00:17Z) UTC |
| Rocket | Molniya-M/2BL[2] |
| Launch site | Plesetsk Cosmodrome[2][3] |
| End of mission | |
| Deactivated | 09 September 1979[1] |
| Orbital parameters | |
| Reference system | Geocentric |
| Regime | Molniya[2] |
| Perigee altitude | 598 kilometres (372 mi)[4] |
| Apogee altitude | 39,700 kilometres (24,700 mi)[4] |
| Inclination | 63.0 degrees[4] |
| Period | 716.65 minutes[4] |
Kosmos 1124 (Russian:Космос 1124) was a SovietUS-K missileearly warning satellite which was launched in 1979 as part of the Soviet military'sOko programme. The satellite was designed to identify missile launches usingoptical telescopes andinfrared sensors.[2]
Kosmos 1124 was launched fromSite 43/4 atPlesetsk Cosmodrome in the Russian SSR.[3] AMolniya-M carrier rocket with a2BL upper stage was used to perform the launch, which took place at 00:17 UTC on 28 August 1979.[3] The launch successfully placed the satellite into amolniya orbit. It subsequently received itsKosmos designation, and theinternational designator 1979-077A.[4] TheUnited States Space Command assigned it theSatellite Catalog Number 11509.[4]
It self-destructed on 9 September 1979.[5]
The primary portion of it and several pieces of its debris still remain in orbit.[6]
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