2026-244Latest orbital launch: Falcon 9 · Starlink Group 15-16 · Oct 27, 2026 · VandenbergLaunch record →
sci-techmaventhe history of spaceflight, in data
  1. Home
  2. Launches
  3. 1980
  4. 1980-028
// orbital launch

Oko

Molniya 8K78M launch from Plesetsk (Soviet Union) on April 12, 1980, carrying 1 payload. GCAT records the launch as a success.

April 12, 1980 · 20:17 UTCLaunch 1980-028Launch no. 2,305 in the log
RocketMolniya 8K78Mvariant 2BL
SpaceportPlesetskpad LC41/1
OutcomeSuccess
Launch agencyRVSNSoviet Union

Flight

Date and time (UTC)
April 12, 1980, 20:17
Launch designation
1980-028
Mission
Oko
Flight name
Kosmos-1172
Vehicle flight ID
77025 -526

Orbit and payload

Initial apogee
40,334 km
Payload mass to orbit
1.6 t
Payloads
1
GCAT launch code
OS

Payloads

PayloadDesignationOwnerMission typeMassFate
Kosmos-11721980-028ANORAD 11758Proto-Vozdhusnoy OboronyMissile early warning1,250 kgReentered (orbital decay) · Dec 26, 1997

Source: GCAT launch list and payload catalogs, Jonathan C. McDowell (CC BY 4.0). Orbit values are the initial orbit reported for the launch.