Kosmos 1977, a Soviet US-K early-warning satellite of the Oko system, was launched into a Molniya orbit from Plesetsk to detect US ballistic missile launches using onboard infrared telescopes.
- Outcome
- Success
- Orbit
- Elliptical
- Elliptical orbit
- Payload to orbit
- 1.6 T (est.)
- Flight
- 209th
- of 272 Molniya-M 2BL flights
- Date and time
- 25 October 1988, 18:02 UTC
- Rocket
- Molniya-M 2BL
- Builder
- Progress RSC
- Launch site
- 41/1, Plesetsk Cosmodrome, Russian Federation
- Payload
- Government/Top Secret
- International designator
- 1988-096
- Launches in 1988
- 100th of 121
See it in orbit
Space Atlas shows the satellites and rocket stages from this launch in 3D.
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