Soyuz 18

USSR


International Flight n: 56

Earth orbit Flight n: 53

USSR launch Flight n: 26


Launch & orbit data:

Designation 07818 / 75044A
Launch date - time 24 May 1975 - 14:58:10 UT
Launch site Baikonur, LC1
Launch vehicle  Soyuz 11A511
OKB name - S/N Soyuz 7K-T s/n 40
Basic shape  Sphere-cylinder + 2 wings
Dimension (m) 7.5 long, 2.2 dia
Mass (kg) 6570? kg
Flight Crew
(EO-2)
 Klimuk, Pyotr I. (CDR)
Sevastyanov, Vitaly I. (FE)
Call Sign Kavkaz 5Caucasus M.)
Backup crew Kovalyonok, Lebedov
Earth orbit on May 24.7:
   - Perigee / Apogee 186 x 230 km
   - Eccentricity 0.003
   - Inclination 51.69°
   - Period 88.60 min

Docking & landing data:

Docking date - time 25 May 1975 - 18:28 UT
Target spacecraft Salyut 4
Docking orbit on May 26.3:
   - Perigee / Apogee 338 x 349 km
   - Eccentricity 0.001
   - Inclination 51.59°
   - Period 91.34 min
Undocking date - time 26 Jul 1975 - 11:03 UT
Deorbit burn date - time 
Landing date - time 26 Jul 1975 - 14:18:18 UT
Landing location 51N, 68E
56km NE of Arkalyk
Flight Duration (d:hr:min) 62:23:20:08 (62.97 days)
Nbr orbits 993

Record flight of 1511h 20m.

Flight Crew

Nr. Surname Given name Job Duration Orbits
1  Klimuk  Pyotr Iliyich  Commander 62d 23h 20m  993 
2  Sevastiyanov  Vitali Ivanovich  Flight engineer 62d 23h 20m  993 

Flight:

Second crew of spacestation Salyut 4; 62 days staying time; intensive fitnesstraining; breeding of "space vegetable"; solar observation; taking photographs of Earth surface.
Summary: Manned two crew. Docked with Salyut 4. Joint experiments with the Salyut scientific orbital station.
Ref.: #1,#2, #4, #7, #8, #16, #125, #206, #210 - update: 28.07.07 Home