Kosmos 251 (Zenit-4M No.1 / Rotor), the maiden flight of the improved high-resolution Soviet film-return photoreconnaissance satellite. Voskhod from Baikonur Site 1/5 placed it in LEO on 31 October 1968; recovered about 18 days later.
- Outcome
- Success
- Orbit
- LEO
- Low Earth orbit
- Payload to orbit
- 6 T (est.)
- Flight
- 77th
- of 299 Voskhod flights
- Date and time
- 31 October 1968, 09:14 UTC
- Rocket
- Voskhod
- Builder
- RKK Energia
- Launch site
- 1/5, Baikonur Cosmodrome, Republic of Kazakhstan
- Payload
- Government/Top Secret
- International designator
- 1968-096
- Launches in 1968
- 104th of 128
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Space Atlas shows the satellites and rocket stages from this launch in 3D.
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