How many times has Proton-K flown?

Proton-K has flown 29 orbital missions, with 26 successes and 3 failures.

What is Proton-K's success rate?

Proton-K has a success rate of 89.7%, from 26 successful flights out of 29 attempts.

When is the next Proton-K launch?

Proton-K has no flight on the public manifest at the moment. Scheduled missions appear here as soon as a launch date is filed.

How much can Proton-K lift to orbit?

Khrunichev State Research and Production Space Center has not published payload figures for Proton-K.

Is Proton-K reusable?

No. Proton-K is expendable: every stage is discarded during flight and nothing is recovered for reflight.

Vehicle file · LV-95

Proton-K

Khrunichev State Research and Production Space Center · Proton / UR-500 · RETIRED

Proton-K is an expendable orbital launch vehicle built by Khrunichev State Research and Production Space Center. It first flew on 16 November 1968. It has flown 29 times with 26 successes, a success rate of 89.7%. It has no flight on the public manifest at the moment.

Specification

Vehicle spec sheet

OPS-12/SPEC

PUBLISHED

HeightNOT PUBLISHED

DiameterNOT PUBLISHED

Payload to LEONOT PUBLISHED

Payload to GTONOT PUBLISHED

Maiden flight16 November 1968

ReusableNo — expendable

Launch costNOT PUBLISHED

StatusRetired

Flight record

Reliability

OPS-12/STAT

ON RECORD

Total flights29

Successful26

Failed3

Success rate89.7%

Landing attempts0

Landing successN/A

Scheduled0

VariantK

Upcoming flights

Manifest

OPS-12/MAN

EMPTY

No Proton flight is filed in the current manifest window. Missions appear here the moment a launch date is published.

All upcoming launches

Common questions

How many times has Proton-K flown?: Proton-K has flown 29 orbital missions, with 26 successes and 3 failures.
What is Proton-K's success rate?: Proton-K has a success rate of 89.7%, from 26 successful flights out of 29 attempts.
When is the next Proton-K launch?: Proton-K has no flight on the public manifest at the moment. Scheduled missions appear here as soon as a launch date is filed.
How much can Proton-K lift to orbit?: Khrunichev State Research and Production Space Center has not published payload figures for Proton-K.
Is Proton-K reusable?: No. Proton-K is expendable: every stage is discarded during flight and nothing is recovered for reflight.