Soyuz 20

uncrewed spacecraft launched in 1975 by the Soviet Union
Event uncrewed_spaceflight Q846412

Facts

22 properties
Launch date
1975-11-17
Duration
130,306 minute[16]
Apoapsis
251 km[19]
Launch vehicle
Soyuz-U
Location of landing
Kazakhstan[10]
Mass
6,570 kg[17]
Native label
Союз-20[13]
Orbital inclination
51.6 degree[15]
Orbital period
89.1 minute[18]
Orbits completed
1,470[11]
Periapsis
177 km[20]
Satellite of
low Earth orbit
Significant event
rocket launch[9]
Space launch vehicle
Soyuz-U[6]
Type of orbit
low Earth orbit[7]
UTC date of spacecraft launch
November 17, 1975[8]
🏷️ Also known as
en Soyuz 20 cs Sojuz 20 de Sojus 20 el Σογιούζ 20 fa سایوز۲۰ fr Soyouz 20 he סויוז 20 hu Szojuz–20 it Soyuz 20 ja ソユーズ20号 nl Sojoez 20 ru Союз-20 zh 联盟20号 zh-hant 聯盟20號
🔖 Identifiers · 5
BabelNet ID
03730710n
COSPAR ID
1975-106A
Freebase ID
/m/03gw5p
Wolfram Language entity code
Entity["Satellite", "08430"]

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🔗 Connections
Belongs to 1
Follows 1
Instance of 1
Location of landing 1
Operator 1
Part of 1
Preceded by (successor) 1
Significant event 1
Space launch vehicle 1
Start point 1
Type of orbit 1
Vessel 1
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Summary

Soyuz 20 is an uncrewed spaceflight[1].

References

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

Direct Wikidata claims

  1. [2] ↑ . Jonathan's Space Report. wikidata.org.
  2. [3] ↑ . wikidata.org.
  3. [4] ↑ . wikidata.org.
  4. [5] ↑ . wikidata.org.
  5. [6] ↑ . Jonathan's Space Report. wikidata.org.
  6. [7] ↑ . wikidata.org.
  7. [8] ↑ . Jonathan's Space Report. wikidata.org.
  8. [9] ↑ . Jonathan's Space Report. wikidata.org.
  9. [10] ↑ . wikidata.org.
  10. [11] ↑ . wikidata.org.
  11. [12] ↑ . Jonathan's Space Report. wikidata.org.
  12. [13] ↑ . wikidata.org.
  13. [14] ↑ . wikidata.org.
  14. [15] ↑ . wikidata.org.
  15. [16] ↑ . wikidata.org.
  16. [17] ↑ . wikidata.org.
  17. [18] ↑ . wikidata.org.
  18. [19] ↑ . wikidata.org.
  19. [20] ↑ . wikidata.org.

Class ancestry

  1. [1] ↑ . Wikidata. wikidata.org.

📑 Cite this page

Use these citations when quoting this entity in research, articles, AI prompts, or wherever provenance matters. We aggregate Wikidata + Wikipedia + authoritative open-data sources; the stitched, scored, cross-referenced view is what 4ort.xyz contributes.

APA 4ort.xyz Knowledge Graph. (2026). Soyuz 20. Retrieved November 1, 2026, from https://4ort.xyz/entity/soyuz-20
MLA “Soyuz 20.” 4ort.xyz Knowledge Graph, 4ort.xyz, 1 Nov. 2026, https://4ort.xyz/entity/soyuz-20.
BibTeX @misc{4ortxyz_soyuz-20_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Soyuz 20}}, year = {2026}, url = {https://4ort.xyz/entity/soyuz-20}, note = {Accessed: 2026-11-01}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Soyuz 20 — https://4ort.xyz/entity/soyuz-20 (retrieved 2026-11-01)

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