Tags: Artificialsatellite, Satellite.
Kosmos 633 (Russian: Космос 633 meaning Cosmos 633) also known as DS-P1-Yu No.71 was a Soviet satellite which was launched in 1974 as part of the Dnepropetrovsk Sputnik programme. It was a 400-kilogram (880 lb) spacecraft which was built by the Yuzhnoye Design Bureau and was used as a radar calibration target for anti-ballistic missile tests.The launch of Kosmos 633 occurred at 11:05 UTC on 27 February 1974 and resulted in the satellite successfully reaching low Earth orbit.