Kosmos 801 (Russian: Космос 801 meaning Cosmos 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 the sixteenth of nineteen satellites to be launched. Of these, all reached orbit successfully except the .