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OGCh No. 21?

R-36O 8K69 launch from Baikonur (Soviet Union) on September 15, 1969, carrying 1 payload. GCAT records the launch as a success.

September 15, 1969 · 16:00 UTCLaunch 1969-077Launch no. 1,009 in the log
SpaceportBaikonurpad LC191/66
OutcomeSuccess
Launch agencyRVSNSoviet Union

Flight

Date and time (UTC)
September 15, 1969, 16:00
Launch designation
1969-077
Mission
OGCh No. 21?
Flight name
Kosmos-298
Vehicle flight ID
Yu45021-50T
Flight code
8K69-O UBP

Orbit and payload

Initial apogee
181 km
Destination
Nov.Kazanka
Payload mass to orbit
4.0 t
Payloads
1
GCAT launch code
OS

Payloads

PayloadDesignationOwnerMission typeMassFate
Kosmos-2981969-077ANORAD 4092Strategic Rocket ForcesWeapon test1,450 kgDeorbited · Sep 15, 1969

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