Kosmos 440 ( meaning Cosmos 440), also known as DS-P1-I No.10 was a satellite which was used as a radar target for anti-ballistic missile tests. It was launched by the Soviet Union in 1971 as part of the Dnepropetrovsk Sputnik programme.
Launch It was launched aboard a Kosmos-2I 63SM rocket, from Site 133/1 at Plesetsk. The launch occurred at 10:30:00 UTC on 24 September 1971.
Orbit Kosmos 440 was placed into a low Earth orbit with a perigee of , an apogee of , 70.9 degrees of inclination, and an orbital period of 95.2 minutes. It decayed from orbit on 29 October 1972.
Kosmos 440 was the eleventh of nineteen DS-P1-I satellites to be launched. Of these, all reached orbit successfully except the seventh.
See also
1971 in spaceflight
References