Cosmonauts:
    Viktor V. Gorbatko [2], Commander
    Yuri N. Glazkov [1], Flight Engineer
Backup:
    Anatoli Berezovoi
    Michail Lisun
Launch:
    Date: 7 February 1977
    Time: 16:12 UTC
Landing:
    Date: 25 February 1977
    Time: 09:36 UTC
Duration: 17 days, 17 hours, 24 minutes
Call Sign: Terek

The cosmonauts worked in the Salyut 5 (Almaz) space station.