Soyuz 37

Mission Statistics
Mission Name:	Soyuz 37
Call Sign:	Terek
Number of Crew Members:	2
Launch:	July 23, 1980 18:33:03 UTC Baikonur LC1
Landing:	October 11, 1980 09:49:57 UTC 180 km SE of Dzhezkazgan
Duration:	79 days 15 hours 16 minutes 54 seconds
Number of Orbits:	124

Crew

Launched:

• Viktor Gorbatko (3)
• Pham Tuan - Vietnam (1)

Landed:

• Leonid Popov (1)
• Valery Ryumin (3)

Mission Parameters

• Mass: 6800 kg
• Perigee: 197.8 km
• Apogee: 293.1 km
• Inclination: 51.61°
• Period: 89.12 minutes

Mission Highlights

11th expedition to Salyut 6. 6th international crew. Viktor Gorbatko and Pham Tuan of Vietnam arrived aboard Salyut 6 in Soyuz 37, and returned to Earth in Soyuz 36. Tuan’s 30 experiments involved observing Vietnam from space, life sciences (including tests of growth of Vietnamese azolla water ferns, with application to future closed-loop life support systems), and materials processing.Carried Intercosmos cosmonaut from Vietman. Intercosmos mission to Salyut 6. Returned the Dneiper long-duration crew launched in Soyuz 35 to Earth.