Progress 26

Progress 26 (Russian: Прогресс 26) was a Soviet uncrewed Progress cargo spacecraft, which was launched in April 1986 to resupply the Mir space station.

Progress 26

A Progress 7K-TG spacecraft
Mission type	Mir resupply
COSPAR ID	1986-032A
SATCAT no.	16687[1]
Spacecraft properties
Spacecraft	Progress (No.136)
Spacecraft type	Progress 7K-TG[2]
Manufacturer	NPO Energia
Start of mission
Launch date	23 April 1986, 19:40:05 UTC[1]
Rocket	Soyuz-U2[2]
Launch site	Baikonur, Site 1/5
End of mission
Disposal	Deorbited
Decay date	23 June 1986, 18:41:01 UTC[3]
Orbital parameters
Reference system	Geocentric
Regime	Low Earth
Perigee altitude	184 km[3]
Apogee altitude	257 km[3]
Inclination	51.6°[3]
Period	88.9 minutes[3]
Epoch	23 April 1986
Docking with Mir
Docking port	Mir Core Module aft[3]
Docking date	26 April 1986, 21:26:06 UTC
Undocking date	22 June 1986, 18:25:00 UTC
Progress (spacecraft)

Launch

Progress 26 launched on 23 April 1986 from the Baikonur Cosmodrome in the Kazakh SSR. It used a Soyuz-U2 rocket.[2][4]

Docking

Progress 26 docked with the aft port of the Mir Core Module on 26 April 1986 at 21:26:06 UTC, and was undocked on 22 June 1986 at 18:25:00 UTC.[3][5]

Decay

It remained in orbit until 23 June 1986, when it was deorbited. The deorbit burn occurred at 18:41:01 UTC.[3][5]

See also

• 1986 in spaceflight
• List of Progress missions
• List of uncrewed spaceflights to Mir

References

1. "Launchlog". Jonathan's Space Report. Retrieved 5 December 2020.
2. "Progress 1 - 42 (11F615A15, 7K-TG)". Gunter's Space Page. Retrieved 5 December 2020.
3. "Cargo spacecraft "Progress 26"". Manned Astronautics figures and facts. Archived from the original on 9 October 2007.
4. "Progress 26". NASA. Retrieved 5 December 2020. This article incorporates text from this source, which is in the public domain.
5. "Mir". Astronautix. Retrieved 5 December 2020.