Soyuz-U from Plesetsk lofted Kosmos 1663, a Resurs-F1 (17F41) film-return Earth-observation satellite into sun-synchronous orbit for Soviet civilian remote-sensing photography.
- Outcome
- Success
- Orbit
- SSO
- Sun-synchronous orbit
- Payload to orbit
- 6.3 T (est.)
- Flight
- 405th
- of 714 Soyuz U flights
- Date and time
- 21 June 1985, 07:45 UTC
- Rocket
- Soyuz U
- Builder
- Progress RSC
- Launch site
- 41/1, Plesetsk Cosmodrome, Russian Federation
- Payload
- Earth Science
- International designator
- 1985-052
- Launches in 1985
- 53rd of 125
See it in orbit
Space Atlas shows the satellites and rocket stages from this launch in 3D.
View satellites in Space Atlas