Kosmos 427 (Zenit-4MK), a Soviet high-resolution film-return photoreconnaissance satellite of the improved Zenit-4MK (Germes) series. Voskhod from Plesetsk LC-43/4 placed it in LEO for optical imaging; recovered after about 12 days on 23 June.
- Outcome
- Success
- Orbit
- LEO
- Low Earth orbit
- Payload to orbit
- 6 T
- Flight
- 155th
- of 299 Voskhod flights
- Date and time
- 11 June 1971, 10:00 UTC
- Rocket
- Voskhod
- Builder
- RKK Energia
- Launch site
- 43/4 (43R), Plesetsk Cosmodrome, Russian Federation
- Payload
- Government/Top Secret
- International designator
- 1971-055
- Launches in 1971
- 59th of 133
See it in orbit
Space Atlas shows the satellites and rocket stages from this launch in 3D.
View satellites in Space Atlas