Soyuz T-4

spatial mission

Vehicle soyuz_t Q676306

Facts

26 properties

Instance of: Soyuz-T, human spaceflight^[3]
Country: Soviet Union^[2]
Follows: Soyuz T-3^[5]
Followed by: Soyuz 39^[6]
Duration: 6457043.0
Part of: Soyuz programme^[8]
Apoapsis: 250.0
Backup or reserve team or crew: Vyacheslav Zudov, Boris Andreyev
Call sign: Photon
Crew members: Vladimir Kovalyonok, Viktor Savinykh^[16]^[17]
Location of landing: Kazakhstan^[18]
Manufacturer: S.P. Korolev Rocket and Space Corporation Energia^[7]
Mass: 6850.0
Operator: Soviet space program^[4]
Orbital inclination: 51.61
Orbital period: 88.7
Orbits completed: 1178.0^[19]
Periapsis: 201.0
Significant event: rocket launch, landing, docking and berthing of spacecraft (1981–1981)^[14]^[15]
Space launch vehicle: Soyuz-U^[9]
Start point: Baikonur Cosmodrome^[20]
Time of object orbit decay: 1981^[13]
Type of orbit: low Earth orbit^[10]
UTC date of spacecraft landing: May 26, 1981^[12]

Show all 26 facts +2

UTC date of spacecraft launch: March 12, 1981^[11]
Vessel: Soyuz-T

🏷️ Also known as

en Soyuz T-4 cs Sojuz T-4 de Sojus T-4 fa سایوز تی۴ fr Soyouz T-4 he סויוז T-4 hu Szojuz T–4 ja ソユーズT-4 nl Sojoez T-4 ru Союз Т-4 zh 联盟T-4 zh-hant 聯盟T-4

🔖 Identifiers · 5

Image (Wikimedia Commons): 1981. Союз-Т4 - Салют-6. В.В. Коваленюк, В.П. Савиных (3).jpg ↗
COSPAR ID: 1981-023A
Freebase ID: /m/03gz5j
SCN: 12334
Wolfram Language entity code: Entity["Satellite", "12334"]

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🔗 Connections

Significant event 3

landing, docking and berthing of spacecraft, rocket launch

Backup or reserve team or crew 2

Vyacheslav Zudov, Boris Andreyev

Crew members 2

Vladimir Kovalyonok, Viktor Savinykh

Instance of 2

human spaceflight, Soyuz-T

← Astronaut mission 2

Vladimir Kovalyonok, Viktor Savinykh

Belongs to 1

Soyuz programme

Country 1

Soviet Union

Followed by 1

Soyuz 39

Followed by (predecessor) 1

Soyuz 39

Follows 1

Soyuz T-3

Location of landing 1

Kazakhstan

Manufacturer 1

S.P. Korolev Rocket and Space Corporation Energia

Operator 1

Soviet space program

Part of 1

Soyuz programme

Preceded by (successor) 1

Soyuz T-3

Space launch vehicle 1

Soyuz-U

Start point 1

Baikonur Cosmodrome

Type of orbit 1

low Earth orbit

Vessel 1

Soyuz-T

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Summary

Soyuz T-4 is a Soyuz-T^[1].

⭐ Popularity Graph

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Soyuz 39

Soyuz T-3

🌐 Available in 17 languages

enSoyuz T-4 csSojuz T-4 deSojus T-4 esSoyuz T-4 faسایوز تی۴ fiSojuz T-4 frSoyouz T-4 heסויוז T-4 huSzojuz T–4 itSojuz T-4 jaソユーズT-4 nlSojoez T-4 plSojuz T-4 ptSoyuz T-4 ruСоюз Т-4 svSojuz T-4 ukСоюз Т-4

References

Programmatic citations — every numbered marker resolves to a verifiable graph row below.

Direct Wikidata claims

[2] ↑ Soyuz T-4 — country (P17): Soviet Union. wikidata.org.
[3] ↑ Soyuz T-4 — instance of (P31): human spaceflight. wikidata.org.
[4] ↑ Soyuz T-4 — operator (P137): Soviet space program. wikidata.org.
[5] ↑ Soyuz T-4 — follows (P155): Soyuz T-3. wikidata.org.
[6] ↑ Soyuz T-4 — followed by (P156): Soyuz 39. wikidata.org.
[7] ↑ Soyuz T-4 — manufacturer (P176): S.P. Korolev Rocket and Space Corporation Energia. wikidata.org.
[8] ↑ Soyuz T-4 — part of (P361): Soyuz programme. wikidata.org.
[9] ↑ Soyuz T-4 — space launch vehicle (P375): Soyuz-U. Jonathan's Space Report. wikidata.org.
[10] ↑ Soyuz T-4 — type of orbit (P522): low Earth orbit. wikidata.org.
[11] ↑ Soyuz T-4 — UTC date of spacecraft launch (P619): March 12, 1981. Jonathan's Space Report. wikidata.org.
[12] ↑ Soyuz T-4 — UTC date of spacecraft landing (P620): May 26, 1981. wikidata.org.
[13] ↑ Soyuz T-4 — time of object orbit decay (P621): 1981. wikidata.org.
[14] ↑ Soyuz T-4 — significant event (P793): rocket launch. Jonathan's Space Report. wikidata.org.
[15] ↑ Soyuz T-4 — significant event (P793): landing. wikidata.org.
[16] ↑ Soyuz T-4 — crew members (P1029): Vladimir Kovalyonok. wikidata.org.
[17] ↑ Soyuz T-4 — crew members (P1029): Viktor Savinykh. wikidata.org.
[18] ↑ Soyuz T-4 — location of landing (P1158): Kazakhstan. wikidata.org.
[19] ↑ Soyuz T-4 — orbits completed (P1418): {'amount': '+1178'}. wikidata.org.
[20] ↑ Soyuz T-4 — start point (P1427): Baikonur Cosmodrome. Jonathan's Space Report. wikidata.org.

Class ancestry

[1] ↑ Soyuz T-4 is an instance of Soyuz-T (Q2637056) [P31, primary]. Wikidata. wikidata.org.

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BibTeX

@misc{4ortxyz_soyuz-t-4_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Soyuz T-4}}, year = {2026}, url = {https://4ort.xyz/entity/soyuz-t-4}, note = {Accessed: 2026-11-03}}

LLM prompt

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Soyuz T-4

Facts

Summary

Related Entities

References

Direct Wikidata claims

Class ancestry

📑 Cite this page