Kosmos-2I 63S1 | DS-P1-Yu 4
Kosmos-2I 63S1 | DS-P1-Yu 4 rode a Kosmos-2I 63S1 into space from Kapustin Yar, Russian Federation, deploying its payload to LEO.
- Launch time
- Status
- SUCCESS
- Operator
- Soviet Space Program
- Mission type
- Test Target
- Rocket
- Kosmos-2I 63S1
- Launch site
- Kapustin Yar, Russian Federation
- Launch pad
- 86/1
- Payload
- —
- Target orbit
- LEO

Mission timeline
- 1965-12-21T06:14:00.000ZKosmos-2I 63S1 roars off the pad at Kapustin Yar, Russian Federation.
- The vehicle reaches Max Q, the highest aerodynamic load of the flight.
- MECO — first-stage propulsion ends after a nominal burn.
- Clean stage separation confirmed.
- The upper-stage engine lights up after separation.
- Orbit insertion confirmed — now circling in LEO.
- All mission objectives achieved.