Soyuz TM-27

Soyuz TM-27 is a Russian spacecraft that ferried cosmonauts and supplies to the Mir, the Russian space station. It was the 33rd expedition to Mir. It was launched by a Soyuz-U rocket from Baikonur Cosmodrome on January 29, 1998. The main mission was to exchange one crew member, carry out French mission PEGASE, and conduct routine science experiments.

Soyuz TM-27
Spacecraft properties

Operator	Rosaviakosmos
COSPAR ID	1998-004A
SATCAT no.	25146
Mission duration	207 days, 12 hours, 51 minutes, 2 seconds
Orbits completed	3,284


Spacecraft type	Soyuz-TM
Manufacturer	RKK Energia
Launch mass	7,150 kilograms (15,760 lb)


Crew
Crew size	3
Members	Talgat Musabayev Nikolai Budarin
Launching	Léopold Eyharts
Landing	Yuri Baturin
Callsign	Криста́лл (Kristall)


Start of mission
Launch date	January 29, 1998, 16:33:42 (1998-01-29UTC16:33:42Z) UTC
Rocket	Soyuz-U


End of mission
Landing date	August 25, 1998, 05:24:44 (1998-08-25UTC05:24:45Z) UTC
Landing site	47.96944°N 69.63056°E / 47.96944; 69.63056


Orbital parameters
Reference system	Geocentric
Regime	Low Earth
Perigee altitude	382 kilometres (237 mi)
Apogee altitude	390 kilometres (240 mi)
Inclination	51.6 degrees


Docking with Mir

Soyuz programme (Crewed missions)

TM-27 docked with Mir. The crew repaired the Spektr solar panel and installed a new VDU station orientation system.

Crew


Position	Launching crew	Landing crew
Commander	Talgat Musabayev Second spaceflight
Flight Engineer	Nikolai Budarin Second spaceflight
Research Cosmonaut	Léopold Eyharts First spaceflight	Yuri Baturin First spaceflight

Mission accomplishments

Docked with Mir
Exchange part of crew
Carried out French mission PEGASE
Conducted routine science experiments

EVA schedule

03.03.1998 aborted due to faulty hatch
01.04.1998 (6h 40m)
06.04.1998 (4h 23m)
11.04.1998 (6h 25m)
17.04.1998 (6h 32m)
22.04.1998 (6h 21m)
Over the course of these 5 walks, the cosmonauts repaired the Spektr solar panel and installed a new VDU station orientation system.

Mission notes

Both cosmonauts and astronaut Andy Thomas (arrived on STS-89) became the 25th resident crew. Eyharts landed on 19.02.1998 with Soyuz TM-26-spacecraft. Included astronaut from France.

Soyuz programme

Main topics

Past missions
(by spacecraft type)

Soyuz 7K-OK (1966–1970)	Kosmos 133† Soyuz 7K-OK No.1† (uncrewed) Kosmos 140 Soyuz 1† Kosmos 186 188 212 213 238 Soyuz 2 (uncrewed) 3 4 5 6 7 8 9
Soyuz 7K-L1 (1967–1970) (Zond lunar programme)	Kosmos 146 154† Zond 1967A† 1967B† Zond 4 1968A† 1968B† 5 6 1969A† Zond-M 1† M 2† Zond 7 8 9 10
Soyuz 7K-L1E (1969–1970)	Soyuz 7K-L1E No.1† Kosmos 382
Soyuz 7K-LOK (1971–1972)	Soyuz 7K-LOK No.1† No.2†
Soyuz 7K-OKS (1971)	Soyuz 10† 11†
Soyuz 7K-T (1972–1981)	Kosmos 496 573 Soyuz 12 Kosmos 613 Soyuz 13 Kosmos 656 Soyuz 14 15† 17 18a† 18 20 (uncrewed) 21 23† 24 25† 26 27 28 29 30 31 32 (uncrewed landing) 33† 34 (uncrewed launch) 35 36 37 38 39 40
Soyuz 7K-TM (1974–1976)	Kosmos 638 672 Soyuz 16 19 (Apollo-Soyuz) 22
Soyuz 7K-S (1974–1976)	Kosmos 670 772† 869†
Soyuz-T (1978–1986)	Kosmos 1001† 1074 Soyuz T-1 (uncrewed) T-2 T-3 T-4 T-5 T-6 T-7 T-8† T-9 T-10a† T-10 T-11 T-12 T-13 T-14 T-15
Soyuz-TM (1986–2002)	Soyuz TM-1 (uncrewed) TM-2 TM-3 TM-4 TM-5 TM-6 TM-7 TM-8 TM-9 TM-10 TM-11 TM-12 TM-13 TM-14 TM-15 TM-16 TM-17 TM-18 TM-19 TM-20 TM-21 TM-22 TM-23 TM-24 TM-25 TM-26 TM-27 TM-28 TM-29 TM-30 TM-31 TM-32 TM-33 TM-34
Soyuz-TMA (2002–2012)	Soyuz TMA-1 TMA-2 TMA-3 TMA-4 TMA-5 TMA-6 TMA-7 TMA-8 TMA-9 TMA-10 TMA-11 TMA-12 TMA-13 TMA-14 TMA-15 TMA-16 TMA-17 TMA-18 TMA-19 TMA-20 TMA-21 TMA-22
Soyuz-TMA-M (2010–2016)	Soyuz TMA-01M TMA-02M TMA-03M TMA-04M TMA-05M TMA-06M TMA-07M TMA-08M TMA-09M TMA-10M TMA-11M TMA-12M TMA-13M TMA-14M TMA-15M TMA-16M TMA-17M TMA-18M TMA-19M TMA-20M
Soyuz MS (2016–present)	Soyuz MS-01 MS-02 MS-03 MS-04 MS-05 MS-06 MS-07 MS-08 MS-09 MS-10† MS-11 MS-12 MS-13 MS-14 (uncrewed test flight) MS-15 MS-16

Current missions

Soyuz MS-17

Future missions

2021
- MS-18
- MS-19
- MS-20

Uncrewed missions are designated as Kosmos instead of Soyuz; exceptions are noted "(uncrewed)".
The † sign designates failed missions. Italics designates cancelled missions.

Human spaceflights to Mir
1986–1990	Soyuz T-15 Soyuz TM-2 Soyuz TM-3 Soyuz TM-4 Soyuz TM-5 Soyuz TM-6 Soyuz TM-7 Soyuz TM-8 Soyuz TM-9 Soyuz TM-10 Soyuz TM-11
1991–1995	Soyuz TM-12 Soyuz TM-13 Soyuz TM-14 Soyuz TM-15 Soyuz TM-16 Soyuz TM-17 Soyuz TM-18 Soyuz TM-19 Soyuz TM-20 STS-63 Soyuz TM-21 STS-71 Soyuz TM-22 STS-74
1996–2000	Soyuz TM-23 STS-76 Soyuz TM-24 STS-79 STS-81 Soyuz TM-25 STS-84 Soyuz TM-26 STS-86 STS-89 Soyuz TM-27 STS-91 Soyuz TM-28 Soyuz TM-29 Soyuz TM-30

← 1997 · Orbital launches in 1998 · 1999 →

Payloads are separated by bullets ( · ), launches by pipes ( | ). Crewed flights are indicated in bold text. Uncatalogued launch failures are listed in italics. Payloads deployed from other spacecraft are denoted in brackets.

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