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Geofizika?

Proton-K/DM-2 launch from Baikonur (Soviet Union) on April 26, 1988, carrying 1 payload. GCAT records the launch as a success.

April 26, 1988 · 03:15 UTCLaunch 1988-034Launch no. 3,284 in the log
SpaceportBaikonurpad LC200/39
OutcomeSuccess
Launch agencyUNKSSoviet Union

Flight

Date and time (UTC)
April 26, 1988, 03:15
Launch designation
1988-034
Mission
Geofizika?
Flight name
Kosmos-1940
Vehicle flight ID
332-01

Orbit and payload

Initial apogee
36,768 km
Payload mass to orbit
3.0 t
Payloads
1
GCAT launch code
OS

Payloads

PayloadDesignationOwnerMission typeMassFate
Kosmos-19401988-034ANORAD 19073All-Union Electromechanical Scientific Research InstituteMissile early warning2,200 kgIn orbit

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