Soyuz 7K-L1 No.5L

Soyuz 7K-L1 No.5L (Zond L1 5), an uncrewed circumlunar pathfinder for the Soviet crewed lunar flyby program. Proton-K/Blok-D from Baikonur Site 81/24 failed on 22 November 1967 when a second-stage RD-0210 engine did not ignite, and the stack fell short of orbit.

Outcome

Failure

Payload to orbit

Did not reach orbit

Flight

4th

of 38 Proton / UR-500 K/D flights

Date and time

22 November 1967, 19:07 UTC

Rocket

Proton / UR-500 K/D

Builder

Khrunichev

Launch site

81/24 (81P), Baikonur Cosmodrome, Republic of Kazakhstan

Payload

Unknown

Launches in 1967

127th of 139