Soyuz 26
COSPAR ID1977-113A Edit this at Wikidata
SATCAT no.10506
Mission duration37 days, 10 hours, 6 minutes, 18 seconds
Orbits completed1,522
Spacecraft properties
Spacecraft typeSoyuz 7K-T
ManufacturerNPO Energia
Launch mass6,800 kilograms (15,000 lb)
Crew size2
LaunchingYuri Romanenko
Georgi Grechko
LandingVladimir Dzhanibekov
Oleg Makarov
CallsignТаймыр (Taymyr - "Taymyr Peninsula"
Start of mission
Launch date10 December 1977, 01:18:40 (1977-12-10UTC01:18:40Z) UTC
Launch siteBaikonur 1/5[1]
End of mission
Landing date16 January 1978, 11:24:58 (1978-01-16UTC11:24:59Z) UTC
Landing site265 kilometres (165 mi) W of Tselinograd
Orbital parameters
Reference systemGeocentric
RegimeLow Earth
Perigee altitude193 kilometres (120 mi)
Apogee altitude246 kilometres (153 mi)
Inclination51.65 degrees
Period88.67 minutes
Docking with Salyut 6
Soyuz programme
(Crewed missions)
Soyuz 26

Soyuz 26 (Russian: Союз 26, Union 26) was a Soviet space mission which launched the crew of Salyut 6 EO-1, the first long duration crew on the space station Salyut 6.[2]

The Soyuz spacecraft was launched on 10 December 1977, and docked with the space station the next day. Soyuz 27 arrived at the station in January 1978, and its two-person crew transferred into the Soyuz 26 spacecraft to undock and land a few days later.


Position Launching Cosmonaut Landing Cosmonaut
Commander Yuri Romanenko
First spaceflight
Vladimir Dzhanibekov
First spaceflight
Flight Engineer Georgi Grechko
Second spaceflight
Oleg Makarov
Third spaceflight

Backup crew

Position Cosmonaut
Commander Vladimir Kovalyonok
Flight Engineer Aleksandr Ivanchenkov
The launching and landing crews had the same backups

Mission parameters


  1. ^ "Baikonur LC1". Encyclopedia Astronautica. Archived from the original on 2009-04-15. Retrieved 2009-03-04.
  2. ^ Becker, Joachim. "Spaceflight mission report: Soyuz 26". Retrieved 10 August 2017.