Sergei Avdeyev
Encyclopedia
Sergei Avdeyev is a Russia
Russia
Russia or , officially known as both Russia and the Russian Federation , is a country in northern Eurasia. It is a federal semi-presidential republic, comprising 83 federal subjects...

n engineer
Engineer
An engineer is a professional practitioner of engineering, concerned with applying scientific knowledge, mathematics and ingenuity to develop solutions for technical problems. Engineers design materials, structures, machines and systems while considering the limitations imposed by practicality,...

 and cosmonaut.

Avdeyev was born in Chapayevsk
Chapayevsk
Chapayevsk is a town in Samara Oblast, Russia, located from the city of Samara, on the right bank of the Chapayevka River . Population:...

, Samara Oblast
Samara Oblast
Samara Oblast is a federal subject of Russia . Its administrative center is the city of Samara. Population: In 1936–1990, it was known as Kuybyshev Oblast , after the Soviet name of Samara .-Demographics:Population:...

 (formerly Kuybyshev Oblast), Russian SFSR. He graduated from Moscow Physics-Engineering Institute in 1979 as an engineer
Engineer
An engineer is a professional practitioner of engineering, concerned with applying scientific knowledge, mathematics and ingenuity to develop solutions for technical problems. Engineers design materials, structures, machines and systems while considering the limitations imposed by practicality,...

-physicist
Physicist
A physicist is a scientist who studies or practices physics. Physicists study a wide range of physical phenomena in many branches of physics spanning all length scales: from sub-atomic particles of which all ordinary matter is made to the behavior of the material Universe as a whole...

. From 1979 to 1987 he worked as an engineer for NPO Energiya. He was selected as a cosmonaut as part of the Energia
Energia
Energia was a Soviet rocket that was designed by NPO Energia to serve as a heavy-lift expendable launch system as well as a booster for the Buran spacecraft. Control system main developer enterprise was the NPO "Electropribor"...

 Engineer Group 9 on 26 March 1987. His basic cosmonaut training was from December 1987 through to July 1989. He retired as a cosmonaut on 14 February 2003.

Avdeyev at one point held the record for cumulative time spent in space with 747.59 days in earth orbit, accumulated through three tours of duty aboard the Mir
Mir
Mir was a space station operated in low Earth orbit from 1986 to 2001, at first by the Soviet Union and then by Russia. Assembled in orbit from 1986 to 1996, Mir was the first modular space station and had a greater mass than that of any previous spacecraft, holding the record for the...

 Space Station. He has orbited the earth 11,968 times traveling about 515,000,000 kilometers. In August 2005, this record was taken by another cosmonaut, Sergei K. Krikalev.

Avdeyev is married with two children. He is an amateur radio
Amateur radio
Amateur radio is the use of designated radio frequency spectrum for purposes of private recreation, non-commercial exchange of messages, wireless experimentation, self-training, and emergency communication...

 operator, and his call sign
Call Signs
Call Signs is the third studio album by Melbourne electronica band Black Cab, released in 2009.The album evokes the atmosphere of the former totalitarian state of East Germany, set to a soundtrack of post-punk and atmospheric electronics. In an interview, the band explained the album's sound was...

 is RV3DW.

Time Dilation Record

Avdeyev holds the current record
World record
A world record is usually the best global performance ever recorded and verified in a specific skill or sport. The book Guinness World Records collates and publishes notable records of all types, from first and best to worst human achievements, to extremes in the natural world and beyond...

 for time dilation
Time dilation
In the theory of relativity, time dilation is an observed difference of elapsed time between two events as measured by observers either moving relative to each other or differently situated from gravitational masses. An accurate clock at rest with respect to one observer may be measured to tick at...

 experienced by a human being. In his 747 days aboard Mir
Mir
Mir was a space station operated in low Earth orbit from 1986 to 2001, at first by the Soviet Union and then by Russia. Assembled in orbit from 1986 to 1996, Mir was the first modular space station and had a greater mass than that of any previous spacecraft, holding the record for the...

, cumulative across three missions, he went approximately 27,360 km/h and thus aged roughly 0.02 seconds (20 milliseconds) less than an Earthbound person would have, which is considerably more than any other human being. This is due to the special relativistic
Special relativity
Special relativity is the physical theory of measurement in an inertial frame of reference proposed in 1905 by Albert Einstein in the paper "On the Electrodynamics of Moving Bodies".It generalizes Galileo's...

 effect of time dilation
Time dilation
In the theory of relativity, time dilation is an observed difference of elapsed time between two events as measured by observers either moving relative to each other or differently situated from gravitational masses. An accurate clock at rest with respect to one observer may be measured to tick at...

 and is not properly thought of as time travelling as described by mainstream culture. A common misconception is that the Apollo astronauts hold the record—they did go faster than Avdeyev, but they were only in space for a few days.

Spaceflights

  • Soyuz TM-15
    Soyuz TM-15
    -Crew:-Mission highlights:15th expedition to Mir. Included astronaut Michel Tognini from France.Michel Tognini, passenger aboard Soyuz- TM 15, was the third Frenchman to visit a space station. He conducted ten experiments using 300 kg of equipment delivered by Progress-M flights. Tognini spent...

     – 27 July 1992 to 1 February 1993 – 188 days, 21 hours, 41 minutes, 15 seconds
  • Soyuz TM-22
    Soyuz TM-22
    -Crew:-Mission highlights:23rd expedition to Mir.Soyuz TM-22 was a Russian transport spacecraft that transported cosmonauts to the Mir space station for a 135-day stay. It was launched from the Baikonur Cosmodrome and docked on September 5, 1995 with Mir's Kvant-2 module at the port that was...

     – 3 September 1995 to 29 February 1996 – 179 days, 1 hour, 41 minutes, 45 seconds
  • Soyuz TM-28
    Soyuz TM-28
    TM-28 was a Soyuz mission to the Mir space station.-Crew:-Mission Accomplishments:*Docked with Mir*Baturin is first Russian politician in space...

     & Soyuz TM-29
    Soyuz TM-29
    Soyuz TM-29 was a Russian manned spacecraft launched from the Baikonur Cosmodrome aboard a Soyuz 11A511U rocket. It docked with Mir on February 22 at 05:36 GMT with Cosmonauts Viktor Afanasyev of Russia, Jean-Pierre Haigneré of France, and Ivan Bella of Slovakia aboard. Since two crew seats had...

     – 13 August 1998 to 28 August 1999 – 379 days, 14 hours, 51 minutes, 9 seconds

Spacewalks (42 hours, 2 minutes)

  • 1. MIR EO-12 – 3 September 1992 – 3 hours, 56 minutes
  • 2. MIR EO-12 – 7 September 1992 – 5 hours, 8 minutes
  • 3. MIR EO-12 – 11 September 1992 – 5 hours, 44 minutes
  • 4. MIR EO-12 – 15 September 1992 – 3 hours, 33 minutes
  • 5. MIR EO-20 – 20 October 1995 – 5 hours, 11 minutes
  • 6. MIR EO-20 – 8 December 1995 – 0 hours, 37 minutes
  • 7. MIR EO-26 – 15 September 1998 – 0 hours, 30 minutes
  • 8. MIR EO-26 – 17 November 1998 – 5 hours, 54 minutes
  • 9. MIR EO-27 – 23 July 1999 – 6 hours, 7 minutes
  • 10. MIR EO-27 – 28 July 1999 – 5 hours, 22 minutes

Honours and awards

  • Hero of the Russian Federation
    Hero of the Russian Federation
    Hero of the Russian Federation is a Russian decoration and the highest honorary title that can be bestowed on a citizen by the Russian Federation. The President of the Russian Federation is the main conferring authority of the medal, which is bestowed on those committing actions or deeds that...

     (February 5, 1993) - for the successful implementation of spaceflight on the orbital scientific research complex Mir and displaying courage and heroism
  • Order of Merit for the Fatherland
    Order of Merit for the Fatherland
    The Order of Merit for the Fatherland was instituted on 2 March 1994 by Presidential Decree. The statutes describe it as a decoration for merit, not an order of knights....

    ;
    • 2nd class (22 November 1999) - for courage and heroism displayed during prolonged space flight on the orbital scientific research complex Mir
    • 3rd class (April 1, 1996) - for the successful implementation of spaceflight on the orbital scientific research complex Mir and displaying courage and heroism
  • Medal "For merits in space" (April 12, 2011) - for the great achievements in the field of research, development and use of outer space, many years of diligent work, public activities
  • Chevalier of the Legion of Honour (France, March 1999)
  • Pilot-Cosmonaut of the Russian Federation
    Pilot-Cosmonaut of the Russian Federation
    Pilot-Cosmonaut of the Russian Federation is a title that is presented to all cosmonauts who fly for the Russian Federal Space Agency. Usually accompanying the distinction is the title of Hero of the Russian Federation, the highest title that can be awarded to a Russian for performing heroic deeds...

     (February 5, 1993)
  • Honorary Citizen of Chapayevsk, Samara Oblast (2004)

See also

  • Spaceflight records
    Spaceflight records
    This is a list of spaceflight records. Most of these records relate to human spaceflights, but some unmanned and canine records are included.-First independent human spaceflight by country:-Ten longest human space flights:...

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