Lazarev

Makarov

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27 September 1973 12:18 GMT. Landing Date: 1973-09-29 11:33:32 PM. Flight Time: 1.97 days. Flight Up: Soyuz 12. Flight Back: Soyuz 12. Call Sign: Ural (Urals ). Crew: Lazarev, Makarov. Backup Crew: Grechko, Gubarev. Support Crew: Klimuk, Sevastyanov. Program: Salyut. Experimental flight for the purpose of further development of manned space craft Soyuz 7K-T modifications. After the Soyuz 11 disaster, the Soyuz underwent redesign for increased reliability. Two solo test flights of the new design were planned. Crews for the first flight were those already planned for the deferred follow-on missions to the failed DOS 2 and DOS 3 space stations. Recovered September 29, 1973 13:14 GMT. Landed 400 km SW Karaganda.

• 1973 Sep 27 - Soyuz 12  Crew: Lazarev, Makarov. Spacecraft: Soyuz 7K-T. Payload: Soyuz 7K-T s/n 36. Mass: 6,720 kg (14,810 lb). Launch Site: Baikonur. Launch Vehicle: Soyuz. Duration: 1.97 days. Perigee: 306 km (190 mi). Apogee: 348 km (216 mi). Inclination: 51.00 deg. Period: 91.00 min.

  Experimental flight for the purpose of further development of manned space craft Soyuz 7K-T modifications. After the Soyuz 11 disaster, the Soyuz underwent redesign for increased reliability. Two solo test flights of the new design were planned. Crews for the first flight were those already planned for the deferred follow-on missions to the failed DOS 2 and DOS 3 space stations.

• 1973 Sep 29 - Landing of Soyuz 12 

  Soyuz 12 landed at 11:34 GMT, 400 km SW of Karaganda.