Vostok 8A92M | Tselina-D 39
The Government/Top Secret flight Vostok 8A92M | Tselina-D 39 departed Plesetsk Cosmodrome, Russian Federation atop a Vostok 8A92M, bound for LEO.
- Launch time
- Status
- SUCCESS
- Operator
- Soviet Space Program
- Mission type
- Government/Top Secret
- Rocket
- Vostok 8A92M
- Launch site
- Plesetsk Cosmodrome, Russian Federation
- Launch pad
- 16/2
- Payload
- —
- Target orbit
- LEO

Mission timeline
- 1983-01-20T17:26:00.000ZVostok 8A92M roars off the pad at Plesetsk Cosmodrome, 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.