Kosmos 545
Kosmos 545 ( meaning "Cosmos 545"), known before launch as DS-P1-Yu No.62, was a Soviet satellite which was launched in 1973 as part of the Dnepropetrovsk Sputnik programme. It was a spacecraft, which was built by the Yuzhnoye Design Bureau, and was used as a radar calibration target for anti-ballistic missile tests. Launch. Kosmos 545 was successfully launched into low Earth orbit at 11:44:50 UTC on 24 January 1973. The launch took place from Site 133/1 at the Plesetsk Cosmodrome, and used a Kosmos-2I 63SM carrier rocket. Orbit. Upon reaching orbit, the satellite was assigned its  Kosmos designation, and received the International Designator 1973-004A. The North American Aerospace Defense Command assigned it the catalogue number 06348. Kosmos 545 was the sixtieth of seventy nine DS-P1-Yu satellites to be launched, and the fifty-fourth of seventy two to successfully reach orbit. It was operated in an orbit with a perigee of , an apogee of , 70.9 degrees of inclination, and an orbital period of 91.9 minutes. It remained in orbit until it decayed and reentered the atmosphere on 31 July 1973.