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"Cosmos-3M" Space Booster.
(Industry designation 11K65M, Western designation SL-8).
"Cosmos-3M" space booster is a modernized version of "Cosmos-3" space booster. It was designed in Omsk city at the Production Association "Polyot". Main difference with "Cosmos-3" booster was modernized engines. New engines of second stage can throttle and have second ignition.
First test launch of the "Cosmos-3M" booster was conducted May 15th, 1967. All together until July 14th, 2000 there were 422 launches, including 18 accidents and 7 semi-accidents.
Specification.
Launch weight....................................................109,000 kg
Thrust................................................................151,000 kg
Length.....................................................................32.4 m
Diameter..................................................................2.44 m
Payload weight
Low Earth Orbit......................................................1,500 kg
Propellant
First and second stage........................................UDMH+NO
Stage 1..................................................... engine RD-216M
Stage 2.......................................................... engine RD-49
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