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Cargo spacecraft "Progress M-21"


BRIEFLY ABOUT CARGO
Registration number 1994-005A / 22975
Time and date of launch (UTC) 02h.12m.    January 28, 1994
Launch site Baikonur, LC 1
Launch vehicle Soyuz U
Mass (kg) 7250
Orbital parameters:
   - inclination (degrees) 51.6
   - period (minutes) 88.5
   - perigee (km) 194
   - apogee (km) 236
Time and date of entry ignition (UTC) 04h.32m.    March 23, 1994
Duration 54d.02h.
Distance (km)
Number of revolutions around Earth 845
Summary Delivery of cargo to the orbital station "Mir"  



TIMELINE
Date Time (UTC) Spaceship's revo-
lution number
Station's revo-
lution number
Explanation
Jan 28, 1994 02:12:10 1 Mir:45422 Lift-off cargo "Progress M-21" .
Jan 30, 1994 03:56:11 34 Mir:45455 Docking of "Progress M-21"   to module "Kvant"   of orbital complex "Mir"   - "Soyuz-TM18" .
Feb 03, 1994 12:10:00 1
Lift-off Shuttle, mission "STS-60"   (crew: Bolden,   Reightler,   Davis,   Sega,   Chang-Diaz,   Krikalyov ).
Feb 11, 1994 18:14:50 131
Deorbit burn of Shuttle, mission "STS-60"   (crew: Bolden,   Reightler,   Davis,   Sega,   Chang-Diaz,   Krikalyov ).
Feb 11, 1994 19:20:13 131
Landing of Shuttle, mission "STS-60"   (crew: Bolden,   Reightler,   Davis,   Sega,   Chang-Diaz,   Krikalyov ).
Mar 03, 1994 03:28 5302 Mir:45954 End of existence of "Progress M-17" .
Mar 04, 1994 13:53:00 1
Lift-off Shuttle, mission "STS-62"   (crew: Casper,   Allen,   Thuot,   Gemar,   Ivins ).
Mar 18, 1994 12:16:50 224
Deorbit burn of Shuttle, mission "STS-62"   (crew: Casper,   Allen,   Thuot,   Gemar,   Ivins ).
Mar 18, 1994 13:10:35 224
Landing of Shuttle, mission "STS-62"   (crew: Casper,   Allen,   Thuot,   Gemar,   Ivins ).
Mar 22, 1994 04:54:12 1 Mir:46251 Lift-off cargo "Progress M-22" .
Mar 23, 1994 01:20:29 844 Mir:46265 Undocking of "Progress M-21"   from module "Kvant"   of orbital complex "Mir"   - "Soyuz-TM18" .
Mar 23, 1994 04:32:00 846 Mir:46267 Deorbit burn of "Progress M-21" .
Mar 23, 1994 05:13 846 Mir:46267 End of existence of "Progress M-21" .

Sources:
  Mission Control Center (TsUP) from 2007
  Alexander Zheleznyakov
  Spaceflight now
  journal "Novosti Kosmonavtiki" ("News of Cosmonautics") from 1993 till our time
  journal "Kosmonavtika, astronomiya" ("Cosmonautics, astronomy") 1983-1991 years
  book "Evolution of vehicle-creating and cosmonautics in the USSR" by Valentin P. Glushko, Moscow, 1987
  Jonathan's Space Report
  and many other people and editions
  


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