| Birth date: | 13 Nov 1974 |
| Birthplace: | Moscow / Russian SFSR |
| Marital status: | divorced |
| Children: | two |
| Grade / Fonction: | |
| Selection date: | 29 May 2003 |
| Selection group: | IMBP-6 |
| Job: | Research Cosmonaut (RC) |
| Status: | active |
RyazanskySergei Nikolayevich |
Russia |
International order nº: 535 |
Russian cosm. nº: 115 |
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| No | Launch Spacecraft | Date and time of launch (UT) |
Status while launch |
Spacecraft of landing |
Date and time of landing (UT) |
Duration |
| 1 | Soyuz TMA-10M | 25 Sept 2013 20:58 UT |
FE - ISS Exp.37/38 | Soyuz TMA-10M | 11 Mar 2014 03:24 UT |
166d 06h 25m |
| 2 | Soyuz MS-05 | 28 July 2017 15:41:12 UT |
Cmd - ISS-51/52 | Soyuz MS-05 | 14 Dec 2017 08:37:49 UT |
138d 16h 56m |
| Total duration: | 304d 22h 21m | |||||
| Date of beginning |
Time of beginning |
Duration | Crew & Remarks |
| 09 Nov 2013 | UT | 5h 50m | Ryzansky and O. Kotov; mission ISS The cosmonauts carried the Olympic torch when they venture outside the International Space Station. After the photo opportunity, they prepared a pointing platform on the hull of the station's Zvezda service module for the installation of a high resolution camera system in December 2013, relocate of a foot restraint for use on future spacewalks and deactivate an experiment package. |
| 27 Dec 2013 | UT | 8h 07m | Ryzansky and O. Kotov; mission ISS The cosmonauts attempted to install a pair of cameras on the Zvezda Service Module as part of a Canadian commercial endeavor designed to downlink Earth observation imagery and to refresh experiments. |
| 27 Jan 2014 | UT | 6h 08m | Ryzansky and O. Kotov; mission ISS Reinstalling a pair of high-fidelity cameras as part of a commercial endeavor between a Canadian firm and the Russian Federal Space Agency. Oleg Kotov and Sergei Ryazansky previously attempted to install the cameras during a marathon 8-hour, 7-minute spacewalk on December 27, 2013 - the longest Russian spacewalk ever conducted - but had to return them to the airlock when Russian flight controllers did not receive the expected telemetry. |
| Total: | 20h 05m | EVAs: 3 | |
| No. | Mission | Job | Launch Date |
| 1 | Soyuz TMA-08M | FE | 28 Mar 2013 |
| 2 | Soyuz MS-04 | FE | 20 Apr 2017 |