Progress 42

Progress 42 (Russian: Прогресс 42) was a Soviet unmanned Progress cargo spacecraft, which was launched in May 1990 to resupply the Mir space station.

Progress 42

A Progress 7K-TG spacecraft
Mission type	Mir resupply
COSPAR ID	1990-041A
SATCAT no.	20602[1]
Spacecraft properties
Spacecraft	Progress (No.150)
Spacecraft type	Progress 7K-TG[2]
Manufacturer	NPO Energia
Start of mission
Launch date	5 May 1990, 20:44:01 UTC[1]
Rocket	Soyuz-U2[2]
Launch site	Baikonur, Site 1/5
End of mission
Disposal	Deorbited
Decay date	27 May 1990, 11:40:00 UTC[3]
Orbital parameters
Reference system	Geocentric
Regime	Low Earth
Perigee altitude	188 km[3]
Apogee altitude	243 km[3]
Inclination	51.6°[3]
Period	88.8 minutes[3]
Epoch	5 May 1990
Docking with Mir
Docking port	Kvant-1 aft[3]
Docking date	7 May 1990, 22:45:03 UTC
Undocking date	27 May 1990, 07:08:58 UTC
Progress (spacecraft) ← Progress M-3 Progress M-4 →

Launch

Progress 42 launched on 5 May 1990 from the Baikonur Cosmodrome in the Kazakh SSR. It used a Soyuz-U2 rocket.^[2][4]

Docking

Progress 42 docked with the aft port of the Kvant-1 module of Mir on 7 May 1990 at 22:45:03 UTC, and was undocked on 27 May 1990 at 07:08:58 UTC.^[3][5]

Decay

It remained in orbit until 27 May 1990, when it was deorbited. The deorbit burn occurred at 11:40:00 UTC and the mission ended at 12:27:30 UTC.^[3][5]

See also

• Spaceflight portal

• 1990 in spaceflight
• List of Progress missions
• List of uncrewed spaceflights to Mir