Progress M-21

Progress M-21
	A Progress-M spacecraft
Mission type	Mir resupply
COSPAR ID	1994-005A
SATCAT no.	22975
Spacecraft properties
Spacecraft	Progress (No.221)
Spacecraft type	Progress-M
Manufacturer	RKK Energia
Start of mission
Launch date	28 January 1994, 02:12:10 UTC
Rocket	Soyuz-U
Launch site	Baikonur, Site 1/5
End of mission
Disposal	Deorbited
Decay date	23 March 1994, 05:13 UTC
Orbital parameters
Reference system	Geocentric
Regime	Low Earth
Perigee altitude	194 km
Apogee altitude	236 km
Inclination	51.6°
Period	88.5 minutes
Epoch	28 January 1994
Docking with Mir
Docking port	Kvant-1 aft
Docking date	30 January 1994, 03:56:13 UTC
Undocking date	23 March 1994, 01:20:29 UTC
	Progress (spacecraft) ← Progress M-20 Progress M-22 →

Progress M-21 (Russian: Прогресс M-21) was a Russian unmanned Progress cargo spacecraft, which was launched in January 1994 to resupply the Mir space station.

Launch

Progress M-21 launched on 28 January 1994 from the Baikonur Cosmodrome in Kazakhstan. It used a Soyuz-U rocket.^[2]

Docking

Progress M-21 docked with the aft port of the Kvant-1 module of Mir on 30 January 1994 at 03:56:13 UTC, and was undocked on 23 March 1994 at 01:20:29 UTC.^[3]^[4]^[5]

Decay

It remained in orbit until 23 March 1994, when it was deorbited. The deorbit burn occurred at 04:23 UTC, and the mission ended at 05:13 UTC.^[3]

References

^ ^a ^b "Launchlog". Jonathan's Space Report. Retrieved 2 December 2020.
^ ^a ^b ^c "Progress-M 1 - 13, 15 - 37, 39 - 67 (11F615A55, 7KTGM)". Gunter's Space Page. Retrieved 2 December 2020.
^ ^a ^b ^c ^d ^e ^f ^g ^h "Cargo spacecraft "Progress M-21"". Manned Astronautics figures and facts. Archived from the original on 9 October 2007.
^ "Progress M-21". NASA. Retrieved 2 December 2020. This article incorporates text from this source, which is in the public domain.
^ "Mir". Astronautix. Archived from the original on 20 August 2016. Retrieved 2 December 2020.