Kosmos 545
Introduction '''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.
See also * 1973 in spaceflight
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