Cosmonauts:
    Vladimir V. Kovalyonok [1], Commander
    Valeri V. Ryumin [1], Flight Engineer
Backup:
    Yuri Romanenko
    Aleksandr Ivanchenko
Launch:
    Date: 9 October 1977
    Time: 02:40 UTC
Landing:
    Date: 11 October 1977
    Time: 03:25 UTC
Duration: 2 days, 0 hours, 45 minutes
Call Sign: Foton (Photon)

The cosmonauts were unable to get a hard dock with the Salyut 6 space station.