Soyuz TM-18

Soyuz TM-18

Soyuz TM-18
Mission type Mir crew transport
Operator Rosaviakosmos
COSPAR ID 1994-001A
SATCAT № 22957
Mission duration 182 days, 27 minutes, 1 second
Orbits completed ~2,910
Spacecraft properties
Spacecraft Soyuz 7K-STM No. 67
Spacecraft type Soyuz-TM
Manufacturer NPO Energia
Launch mass 7,150 kilograms (15,760 lb)
Crew size 3 up
2 down
Members Viktor Afanasyev
Yury Usachov
Launching Valeri Polyakov
Callsign Дербе́нт (Derbent)
Start of mission
Launch date January 8, 1994, 10:05:34 (1994-01-08T10:05:34Z) UTC
Rocket Soyuz-U2
Launch site Baikonur 1/5
End of mission
Landing date Did not recognize date. Try slightly modifying the date in the first parameter. UTC
Landing site 110 kilometres (68 mi) north of Arkalyk
Orbital parameters
Reference system Geocentric
Regime Low Earth
Perigee 384 kilometres (239 mi)
Apogee 390 kilometres (240 mi)
Inclination 51.6 degrees
Period 92.29 minutes
Epoch 7 February 1994390 kilometres (240 mi)[1]
Docking with Mir
Docking port Kvant-1 aft
Docking date 10 January 1994, 11:50:20 UTC
Undocking date 9 July 1994, 07:12:59 UTC

Soyuz programme
(Manned missions)
← Soyuz TM-17 Soyuz TM-19

Soyuz TM-18 was launched from Baikonur Cosmodrome and landed 112 km north of Arkalyk. TM-18 was a two-day solo flight that docked with the Mir space station on January 10, 1994. The three cosmonauts became the 15th resident crew of the MIR. The crew did research work in space flight medicine, primarily by cosmonaut Valeri Polyakov during his long-term flight, and accomplished 25 different experiments.


Position Launching crew Landing crew
Commander  Viktor Afanasyev
Second spaceflight
Flight Engineer  Yury Usachov
First spaceflight
Research Cosmonaut  Valeri Polyakov
Second spaceflight

Mission highlights

18th expedition to Mir.

Afanasyev and Usachev spent 179 days on Mir. Dr. Polyakov was slated to return to Earth on Soyuz-TM 20 in March 1995, after more than 420 days on Mir.


  1. ^ McDowell, Jonathan. "Satellite Catalog". Jonathan's Space Page. Retrieved 9 November 2013. 
  • Soyuz TM-18