Kosmos 539 (Sfera #9), a Soviet geodetic satellite launched on a Kosmos-3M from Plesetsk to refine Earth's gravitational field and geodetic reference network.
- Outcome
- Success
- Orbit
- LEO
- Low Earth orbit
- Payload to orbit
- 800 kg
- Flight
- 63rd
- of 445 Kosmos-3M (11K65M) flights
- Date and time
- 21 December 1972, 02:05 UTC
- Rocket
- Kosmos-3M (11K65M)
- Builder
- Polyot
- Launch site
- 132/2, Plesetsk Cosmodrome, Russian Federation
- Payload
- Earth Science
- International designator
- 1972-102
- Launches in 1972
- 109th of 113
See it in orbit
Space Atlas shows the satellites and rocket stages from this launch in 3D.
View satellites in Space Atlas