Kosmos 849

Kosmos 849 (Космос 849 meaning Cosmos 849), also known as DS-P1-I No.17 was a satellite which was used as a radar target for anti-ballistic missile tests. It was launched by the Soviet Union in 1976 as part of the Dnepropetrovsk Sputnik programme.

It was launched aboard a Kosmos-2I 63SM rocket, from Site 133/1 at Plesetsk. The launch occurred at 09:30 UTC on 18 August 1976.

Kosmos 849 was placed into a low Earth orbit with a perigee of 264 km, an apogee of 865 km, 71 degrees of inclination, and an orbital period of 96 minutes. It decayed from orbit on 24 April 1978.

Kosmos 849 was the seventeenth of nineteen DS-P1-I satellites to be launched. Of these, all reached orbit successfully except the seventh.