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Cargo spacecraft "Kosmos-1669"


BRIEFLY ABOUT CARGO
Registration number 1985-062A / 15918
Time and date of launch (UT) 13h.05m.    July 19, 1985
Launch site Baikonur, LC 1
Launch vehicle Soyuz U
Mass (kg) 7020
Orbital parameters:
   - inclination (degrees) 51.6
   - period (minutes) 88.8
   - perigee (km) 187
   - apogee (km) 247
Time and date of entry ignition (UT) 01h.20m.    August 30, 1985
Duration 41d.12h.
Distance (km)
Number of revolutions around Earth 653
Summary Delivery of cargo to the orbital station "Salyut-7" . Was not announced as "Progress" because of mechanical problems with approach system "Igla".



TIMELINE
Date Time (UT) Explanation
Jul 19, 1985 13:05:08 Lift-off cargo "Kosmos-1669" ; spacecraft was not declared as "Progress" because of technical problems in the beginning of fly.
Jul 21, 1985 15:05 Docking of "Kosmos-1669"   to aft (aggregative) unit of orbital complex "Salyut-7"   - "Soyuz-T13" .
Jul 29, 1985 21:00:00 Lift-off Shuttle, mission "STS-51F"   (crew: Fullerton,   Bridges,   England,   Henize,   Musgrave,   Acton,   Bartoe ).
Aug 02, 1985 07:15 Beginning of the PE-4 EVA ( Dzhanibekov,   Savinykh ); station "Salyut-7" .
Aug 02, 1985 12:15 Ending of EVA ( Dzhanibekov,   Savinykh ), duration 5:00; station "Salyut-7" .
Aug 06, 1985 18:43:00 Deorbit burn of Shuttle, mission "STS-51F"   (crew: Fullerton,   Bridges,   England,   Henize,   Musgrave,   Acton,   Bartoe ).
Aug 06, 1985 19:46:21 Landing of Shuttle, mission "STS-51F"   (crew: Fullerton,   Bridges,   England,   Henize,   Musgrave,   Acton,   Bartoe ).
Aug 27, 1985 10:58:01 Lift-off Shuttle, mission "STS-51I"   (crew: Engle,   Covey,   Fisher,   Lounge,   van Hoften ).
Aug 28, 1985 21:50 Undocking of "Kosmos-1669"   from aft (aggregative) unit of orbital complex "Salyut-7"   - "Soyuz-T13" .
Aug 30, 1985 01:20? Deorbit burn of "Kosmos-1669" .
Aug 30, 1985 02:05? End of existence of "Kosmos-1669" .

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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