Launched Cosmos 2085 (Potok No. 6), a Soviet military data-relay communications satellite placed in geostationary orbit to relay reconnaissance and intelligence data back to ground stations.
- Outcome
- Success
- Orbit
- Direct-GEO
- Geostationary orbit
- Payload to orbit
- 2.9 T
- Flight
- 40th
- of 110 Proton K/DM-2 flights
- Date and time
- 18 July 1990, 21:46 UTC
- Rocket
- Proton K/DM-2
- Builder
- Khrunichev
- Launch site
- 200/39 (200L), Baikonur Cosmodrome, Republic of Kazakhstan
- Payload
- Communications
- International designator
- 1990-061
- Launches in 1990
- 64th of 121
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