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Cargo spacecraft "Progress-7"


BRIEFLY ABOUT CARGO
Registration number 1979-059A / 11421
Time and date of launch (UTC) 09h.25m.    June 28, 1979
Launch site Baikonur, LC 31?
Launch vehicle Soyuz U
Mass (kg) 7020
Orbital parameters:
   - inclination (degrees) 51.6
   - period (minutes) 88.8
   - perigee (km) 186
   - apogee (km) 251
Time and date of entry ignition (UTC) 01h.57m.    July 20, 1979
Duration 21d.16h.
Distance (km)
Number of revolutions around Earth 339
Summary Delivery of cargo to the orbital station "Salyut-6"  



TIMELINE
Date Time (UTC) Spaceship's revo-
lution number
Station's revo-
lution number
Explanation
Jun 28, 1979 09:25:11 1 Salyut-6:10062 Lift-off cargo "Progress-7" .
Jun 30, 1979 11:18:22 34 Salyut-6:10095 Docking of "Progress-7"   to aft (aggregative) unit of orbital complex "Salyut-6"   - "Soyuz-34" .
Jul 11, 1979 ? 34939 Skylab:34939 End of existence of station "Skylab" .
Jul 18, 1979 03:49:55 310 Salyut-6:10371 Undocking of "Progress-7"   from aft (aggregative) unit of orbital complex "Salyut-6"   - "Soyuz-34" .
Jul 20, 1979 01:57:30 340 Salyut-6:10401 Deorbit burn of "Progress-7" .
Jul 20, 1979 02:45? 340 Salyut-6:10401 End of existence of "Progress-7" .

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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