Progress 34

Progress 34 (Russian: Прогресс 34) was a Soviet uncrewed Progress cargo spacecraft, which was launched in January 1988 to resupply the Mir space station.

Progress 34

A Progress 7K-TG spacecraft
Mission type	Mir resupply
COSPAR ID	1988-003A
SATCAT no.	18795[1]
Spacecraft properties
Spacecraft	Progress (No.142)
Spacecraft type	Progress 7K-TG[2]
Manufacturer	NPO Energia
Start of mission
Launch date	20 January 1988, 22:51:54 UTC[1]
Rocket	Soyuz-U2[2]
Launch site	Baikonur, Site 1/5
End of mission
Disposal	Deorbited
Decay date	4 March 1988, 06:45:00 UTC[3]
Orbital parameters
Reference system	Geocentric
Regime	Low Earth
Perigee altitude	329 km[3]
Apogee altitude	347 km[3]
Inclination	51.6°[3]
Period	91.3 minutes[3]
Epoch	20 January 1988
Docking with Mir
Docking port	Kvant-1 aft[3]
Docking date	23 January 1988, 00:09:09 UTC
Undocking date	4 March 1988, 03:40:09 UTC
Progress (spacecraft) ← Progress 33 Progress 35 →

Launch

Progress 34 launched on 20 January 1988 from the Baikonur Cosmodrome in the Kazakh SSR. It used a Soyuz-U2 rocket.^[2][4]

Docking

Progress 34 docked with the aft port of the Kvant-1 module of Mir on 23 January 1988 at 00:09:09 UTC, and was undocked on 4 March 1988 at 03:40:09 UTC.^[3][5]

Decay

It remained in orbit until 4 March 1988, when it was deorbited. The deorbit burn occurred at 06:45:00 UTC and the mission ended at 07:29:30 UTC.^[3][5]

See also

• Spaceflight portal

• 1988 in spaceflight
• List of Progress missions
• List of uncrewed spaceflights to Mir