Kosmos 1164, a US-K (Oko) missile early-warning satellite for the Soviet military, launched on a Molniya-M (Blok-2BL) from Plesetsk Site 43/4 toward a Molniya orbit; upper-stage malfunction left it in a useless highly elliptical path and the mission failed the same day.
- Outcome
- Partial
- Orbit
- Elliptical
- Elliptical orbit
- Payload to orbit
- 1.6 T (est.)
- Flight
- 109th
- of 272 Molniya-M 2BL flights
- Date and time
- 12 February 1980, 00:52 UTC
- Rocket
- Molniya-M 2BL
- Builder
- Progress RSC
- Launch site
- 43/4 (43R), Plesetsk Cosmodrome, Russian Federation
- Payload
- Government/Top Secret
- International designator
- 1980-013
- Launches in 1980
- 13th of 108
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