U-643

1942 Type VIIC submarine
Vehicle u_boat Q12804794
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U-643

Summary

U-643 is an U-boat[1]. U-643 ranks in the top 6% of u_boat entities by monthly Wikipedia readership (1 views/month).[2]

Key Facts

  • U-643's image is recorded as Royal Air Force 1939-1945- Coastal Command C3933.jpg[3].
  • U-643's instance of is recorded as U-boat[4].
  • U-643's operator is recorded as Kriegsmarine[5].
  • U-643's manufacturer is recorded as Blohm+Voss[6].
  • U-643's vessel class is recorded as Type VIIC submarine[7].
  • U-643's Commons category is recorded as U-643 (submarine, 1941)[8].
  • U-643's participated in conflict is recorded as Battle of the Atlantic[9].
  • U-643's yard number is recorded as 143[10].
  • U-643's coordinate location is recorded as {'lat': 56.233333333333334, 'lon': -26.916666666666668}[11].
  • U-643's significant event is recorded as order[12].
  • U-643's significant event is recorded as keel laying[13].
  • U-643's significant event is recorded as ship launching[14].
  • U-643's significant event is recorded as ship commissioning[15].
  • U-643's significant event is recorded as sinking[16].
  • U-643's location of creation is recorded as Hamburg[17].
  • U-643's described by source is recorded as The Submarine War, 1939-1945[18].
  • U-643's described by source is recorded as uboat.net[19].
  • U-643's Google Knowledge Graph ID is recorded as /g/11b86vqhbw[20].
  • U-643's country of registry is recorded as Nazi Germany[21].

Why It Matters

U-643 ranks in the top 6% of u_boat entities by monthly Wikipedia readership (1 views/month).[2] U-643 has Wikipedia articles in 7 language editions, a strong signal of global cultural recognition.[22]

References

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

Direct Wikidata claims

  1. [3] . wikidata.org.
  2. [4] . The Submarine War, 1939-1945. Retrieved . uboat.net. Provenance: wikidata.org.
  3. [5] . uboat.net. Retrieved . uboat.net. Provenance: wikidata.org.
  4. [6] . wikidata.org.
  5. [7] . uboat.net. Retrieved . uboat.net. Provenance: wikidata.org.
  6. [8] . wikidata.org.
  7. [9] . wikidata.org.
  8. [10] . wikidata.org.
  9. [11] . wikidata.org.
  10. [12] . uboat.net. Retrieved . uboat.net. Provenance: wikidata.org.
  11. [13] . uboat.net. Retrieved . uboat.net. Provenance: wikidata.org.
  12. [14] . uboat.net. Retrieved . uboat.net. Provenance: wikidata.org.
  13. [15] . uboat.net. Retrieved . uboat.net. Provenance: wikidata.org.
  14. [16] . uboat.net. Retrieved . uboat.net. Provenance: wikidata.org.
  15. [17] . uboat.net. Retrieved . uboat.net. Provenance: wikidata.org.
  16. [18] . wikidata.org.
  17. [19] . wikidata.org.
  18. [20] . wikidata.org.
  19. [21] . uboat.net. Retrieved . uboat.net. Provenance: wikidata.org.

Class ancestry

  1. [1] . Wikidata. wikidata.org.

Aggregate / graph-position facts

  1. [2] . Wikimedia Foundation. dumps.wikimedia.org.
  2. [22] . Wikidata sitelinks. 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). U-643. Retrieved May 3, 2026, from https://4ort.xyz/entity/u-643
MLA “U-643.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/u-643.
BibTeX @misc{4ortxyz_u-643_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{U-643}}, year = {2026}, url = {https://4ort.xyz/entity/u-643}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): U-643 — https://4ort.xyz/entity/u-643 (retrieved 2026-05-03)

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