Kosmos 801
Kosmos 801, also known as DS-P1-I No.16 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 14:39 UTC on 5 February 1976.
Kosmos 801 was placed into a low Earth orbit with a perigee of, an apogee of, 71 degrees of inclination, and an orbital period of 95.3 minutes. It decayed from orbit on 5 January 1978.
Kosmos 801 was the sixteenth of nineteen DS-P1-I satellites to be launched. Of these, all reached orbit successfully except the seventh.