DS-1 #1, a Soviet Yuzhnoye technology satellite testing the Dnepropetrovsk Sputnik bus on the maiden Kosmos-2I (63S1) flight from Kapustin Yar Mayak-2; an acceleration-integrator failure prevented the vehicle from reaching orbital velocity.
- Outcome
- Failure
- Payload to orbit
- Did not reach orbit
- Flight
- 1st
- of 38 Kosmos-2I flights
- Date and time
- 27 October 1961, 16:30 UTC
- Rocket
- Kosmos-2I
- Builder
- Yuzhmash
- Launch site
- Mayak-2, Kapustin Yar, Russian Federation
- Payload
- Unknown
- Launches in 1961
- 39th of 50