Soyuz TM-15

Launch & orbit data: Designation  22054 / 92046A Launch date - time  27 July 1992 - 06:08:42 UT Launch site  Baikonur, LC1 Launch vehicle  Soyuz 11A511U2 OKB name - S/Nº  Soyuz 7K-STM (11F732) s/n° 65 Mass (kg)  7.150 Call Sign  Rodnik (water spring) Earth orbit on :    - Perigee / Apogee  196 / 216 km    - Inclination  51.6°    - Period  88.6 min

Docking & landing data: Docking date - time  29 July 1992 - 07:46 UT Target spacecraft/port  Mir/fore Undocking date - time  01 Feb 1993 - 00:26 UT Deorbit burn date - time   Landing date - time  01 Feb 1993 - 03:58:00 UT (03:49:57??) Landing location  100 km NW of Arkalyk Flight Duration (d:hr:min)  188:21:40 Nbr orbits   Landing crew  Solovyov, Avdeyev  (crew TM-15)

Launch Crew (EO-12):

Backup Crew

Mir in space - Credit: RKK Energia.

• Launch from Baikonur; landing 100 km northwest of Arkalyk; docking on MIR-Raumstation; joint work with eleventh resident crew; Soloviyov and Avdeyev became then twelfth MIR-resident crew; both cosmonauts performed four EVA's on 03.09.1992 (3h 56m), 07.09.1992 (5h 08m), 11.09.1992 (5h 44m) and 15.09.1992 (3h 33m), to install the VDU thruster pod on the Sofora girder and to install the Kurs docking system antenna on the Kristall module.
• Mir Expedition EO-12. Russian astronauts Solovyov and Avdeev and French astronaut Tognini were inserted into an initial 190 x 200 km orbit inclined 51.6 deg. Later on July 27 they maneuvered to a 223 x 343 km orbit, and on July 28 docked with Mir in its 405 x 410 km orbit. Aleksandr Solovyov and Sergey Avdeev undocked from the Mir complex aboard Soyuz TM-15 on February 1 and landed the same day in Kazakhstan after six months in space at 03:58 GMT. Soyuz TM-15′s flight was an in-orbit record for a Soyuz spaceship - 188 days 21 h 40 m.

Astrophilately covers:

Launch cancel Baikonur and special Baikonur-Kazakstan cancel.

Launch cancel & special Baikonur cancel, on overprint Russian stamps for Kazakstan post.

Cosmic Mail: Cover on board of Mir, with 2 Mir boardcancel, date boardcancel: 290792, signed by the crew.

Cosmic Mail: Mir Aerogramme with octagonal Mir boardcancel and octagonal date cancel 03089292, signed by the crew.

Cosmic Mail: with 5-site and octagonal MIR boardcancel, octagonal undockingdate cancel 010293, signed by the crew.

Landing cancel Arkalik and special helicopter cancel.