Tsutomu Seki

Japanese astronomer
Person human Q453649
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Tsutomu Seki

Summary

Tsutomu Seki is a human[1]. He was born in Kochi[2]. He was born on +1930-11-03T00:00:00Z[3]. He worked as an amateur astronomer[4] and music teacher[5]. He ranks in the top 0.73% of human entities by monthly Wikipedia readership (4 views/month, #7,298 of 1,000,298).[6]

Key Facts

  • Born in Kochi[2], Tsutomu Seki…
  • Tsutomu Seki was born on +1930-11-03T00:00:00Z[3].
  • Tsutomu Seki held citizenship in Japan[7].
  • Tsutomu Seki's professions included amateur astronomer[4].
  • Tsutomu Seki worked as a music teacher[5].
  • Tsutomu Seki was employed by Geisei observatory[8].
  • Tsutomu Seki is recorded as male[9].
  • Tsutomu Seki's instance of is recorded as human[10].
  • Tsutomu Seki's VIAF cluster ID is recorded as 259844158[11].
  • Tsutomu Seki's NACSIS-CAT author ID is recorded as DA01334420[12].
  • Tsutomu Seki's NDL Authority ID is recorded as 00069529[13].
  • Tsutomu Seki's Freebase ID is recorded as /m/02yq9v[14].
  • Tsutomu Seki's family name is recorded as Seki[15].
  • Tsutomu Seki's given name is recorded as Tsutomu[16].
  • Tsutomu Seki's official website is recorded as http://comet-seki.net/jp/[17].
  • Tsutomu Seki's languages spoken, written or signed is recorded as Japanese[18].
  • Tsutomu Seki's Encyclopædia Britannica Online ID is recorded as biography/Seki-Tsutomu[19].
  • Tsutomu Seki's name in native language is recorded as {'lang': 'ja', 'text': '関 勉'}[20].
  • Tsutomu Seki's Prabook ID is recorded as 1880019[21].
  • Tsutomu Seki's CiNii Research ID is recorded as 1140845216739270144[22].

Body

Origins and Family

Tsutomu Seki was born in Kochi[2]. He was born on +1930-11-03T00:00:00Z[3].

Career and Affiliations

Recorded occupations include amateur astronomer[4] and music teacher[5]. Among Tsutomu Seki's employers was Geisei observatory[8].

Why It Matters

Tsutomu Seki ranks in the top 0.73% of human entities by monthly Wikipedia readership (4 views/month, #7,298 of 1,000,298).[6] He has Wikipedia articles in 17 language editions, a strong signal of global cultural recognition.[23] He is known by 19 alternative names across languages and contexts.[24]

He is credited with the discovery of Comet Ikeya–Seki[25], a non-periodic comet[26]; 29199 Himeji[27], an asteroid[28]; 6244 Okamoto[29], an asteroid[30]; 8957 Koujounotsuki[31], an asteroid[32]; C/1962 C1 (Seki-Lines)[33], a non-periodic comet[34]; and 4675 Ohboke[35], an asteroid[36].

FAQs

Where was Tsutomu Seki born?

Born in Kochi[2], Tsutomu Seki…

What did Tsutomu Seki do for work?

Tsutomu Seki worked as amateur astronomer[4] and music teacher[5].

What did Tsutomu Seki discover?

Tsutomu Seki is credited as discoverer of Comet Ikeya–Seki[25], 29199 Himeji[27], 6244 Okamoto[29], and 8957 Koujounotsuki[31].

References

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

Direct Wikidata claims

  1. [2] . comet-seki.net. Retrieved . comet-seki.net. Provenance: wikidata.org.
  2. [9] . wikidata.org.
  3. [7] . wikidata.org.
  4. [10] . wikidata.org.
  5. [4] . Asahi Shimbun. Retrieved . asahi.com. Provenance: wikidata.org.
  6. [5] . Kotobank. Retrieved . kotobank.jp. Provenance: wikidata.org.
  7. [8] . wikidata.org.
  8. [11] . wikidata.org.
  9. [12] . Virtual International Authority File. Retrieved . wikidata.org.
  10. [13] . wikidata.org.
  11. [3] . comet-seki.net. Retrieved . comet-seki.net. Provenance: wikidata.org.
  12. [14] . Freebase Data Dumps. wikidata.org.
  13. [15] . wikidata.org.
  14. [16] . wikidata.org.
  15. [17] . wikidata.org.
  16. [18] . wikidata.org.
  17. [19] . wikidata.org.
  18. [20] . wikidata.org.
  19. [21] . wikidata.org.
  20. [22] . wikidata.org.

Inverse relationships (entities pointing at this one)

  1. [25] . wikidata.org. → on this site
  2. [27] . wikidata.org. → on this site
  3. [29] . wikidata.org. → on this site
  4. [31] . wikidata.org. → on this site
  5. [33] . wikidata.org. → on this site
  6. [35] . wikidata.org. → on this site

Inline context (facts about related entities)

  1. [26] . Wikidata. wikidata.org. → on this site
  2. [28] . Wikidata. wikidata.org. → on this site
  3. [30] . Wikidata. wikidata.org. → on this site
  4. [32] . Wikidata. wikidata.org. → on this site
  5. [34] . Wikidata. wikidata.org. → on this site
  6. [36] . Wikidata. wikidata.org. → on this site

Class ancestry

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

Aggregate / graph-position facts

  1. [6] . Wikimedia Foundation. dumps.wikimedia.org.
  2. [23] . Wikidata sitelinks. wikidata.org.
  3. [24] . Wikidata aliases. 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). Tsutomu Seki. Retrieved April 10, 2026, from https://4ort.xyz/entity/tsutomu-seki
MLA “Tsutomu Seki.” 4ort.xyz Knowledge Graph, 4ort.xyz, 10 Apr. 2026, https://4ort.xyz/entity/tsutomu-seki.
BibTeX @misc{4ortxyz_tsutomu-seki_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Tsutomu Seki}}, year = {2026}, url = {https://4ort.xyz/entity/tsutomu-seki}, note = {Accessed: 2026-04-10}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Tsutomu Seki — https://4ort.xyz/entity/tsutomu-seki (retrieved 2026-04-10)

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