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3MP No. 51P

Proton-K/D launch from Baikonur (Soviet Union) on August 9, 1973, carrying 2 payloads. GCAT records the launch as a success.

August 9, 1973 · 17:00 UTCLaunch 1973-053Launch no. 1,475 in the log
SpaceportBaikonurpad LC81/24
OutcomeSuccess
Launch agencyRVSNSoviet Union

Flight

Date and time (UTC)
August 9, 1973, 17:00
Launch designation
1973-053
Mission
3MP No. 51P
Flight name
Mars-7
Vehicle flight ID
281-02

Orbit and payload

Initial apogee
150,000 km
Payload mass to orbit
4.5 t
Payloads
2
GCAT launch code
DS

Payloads

PayloadDesignationOwnerMission typeMassFate
Mars-71973-053ANORAD 6776Institut Kosmicheksiye IssledovaniyaDeep space2,050 kgLeft Earth orbit for deep space · Aug 10, 1973
SA Marsa-71973-053DNORAD 7224Institut Kosmicheksiye IssledovaniyaDeep space645 kgLeft for deep space attached to another object · Aug 10, 1973

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