Contents

Progress 25

Progress 25

A Progress 7K-TG spacecraft
Mission type	Mir resupply
COSPAR ID	1986-023A
SATCAT no.	16645[1]
Spacecraft properties
Spacecraft	Progress (No.134)
Spacecraft type	Progress 7K-TG[2]
Manufacturer	NPO Energia
Start of mission
Launch date	19 March 1986, 10:08:25 UTC[1]
Rocket	Soyuz-U2[2]
Launch site	Baikonur, Site 1/5
End of mission
Disposal	Deorbited
Decay date	21 April 1986, 00:00 UTC[3]
Orbital parameters
Reference system	Geocentric
Regime	Low Earth
Perigee altitude	183 km[3]
Apogee altitude	251 km[3]
Inclination	51.7°[3]
Period	88.8 minutes[3]
Epoch	19 March 1986
Docking with Mir
Docking port	Mir Core Module aft[3]
Docking date	21 March 1986, 11:16:02 UTC
Undocking date	20 April 1986, 19:24:08 UTC
Progress (spacecraft) ← Kosmos 1669 Progress 26 →

Progress 25 (Russian: Прогресс 25) was a Soviet uncrewed Progress cargo spacecraft, which was launched in March 1986 to resupply the Mir space station.

Progress 25 launched on 19 March 1986 from the Baikonur Cosmodrome in the Kazakh SSR. It used a Soyuz-U2 rocket.^[2][4]

Progress 25 docked with the aft port of the Mir Core Module on 21 March 1986 at 11:16:02 UTC, and was undocked on 20 April 1986 at 19:24:08 UTC.^[3][5]

It remained in orbit until 21 April 1986, when it was deorbited. The deorbit burn occurred at 00:00 UTC and the mission ended at 00:48:30 UTC.^[3][5]

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

^ "Progress 25". NASA. Retrieved 5 December 2020. This article incorporates text from this source, which is in the public domain.

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