|Mission type||ABM radar target|
|Launch mass||400 kilograms (880 lb)|
|Start of mission|
|Launch date||5 February 1976, 14:39UTC|
|Launch site||Plesetsk 133/1|
|End of mission|
|Decay date||5 January 1978|
|Perigee altitude||268 kilometres (167 mi)|
|Apogee altitude||796 kilometres (495 mi)|
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.
Kosmos 801 was placed into a low Earth orbit with a perigee of 268 kilometres (167 mi), an apogee of 796 kilometres (495 mi), 71 degrees of inclination, and an orbital period of 95.3 minutes. It decayed from orbit on 5 January 1978.