6978 Hironaka

asteroid
Thing asteroid Q550035
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6978 Hironaka

Summary

6978 Hironaka is an asteroid[1]. It has Wikipedia articles in 23 language editions, a strong signal of global cultural recognition.[2]

Key Facts

  • 6978 Hironaka is credited with the discovery of Kin Endate[3].
  • 6978 Hironaka is credited with the discovery of Kazurō Watanabe[4].
  • 6978 Hironaka's instance of is recorded as asteroid[5].
  • 6978 Hironaka's site of astronomical discovery is recorded as Kitami Observatory[6].
  • Heisuke Hironaka is named after 6978 Hironaka[7].
  • 6978 Hironaka's follows is recorded as Q156587[8].
  • 6978 Hironaka's followed by is recorded as Q718928[9].
  • 6978 Hironaka's minor planet group is recorded as asteroid belt[10].
  • 6978 Hironaka's parent astronomical body is recorded as Sun[11].
  • 6978 Hironaka's provisional designation is recorded as 1989 UP9[12].
  • 6978 Hironaka's provisional designation is recorded as 1990 YM1[13].
  • 6978 Hironaka's provisional designation is recorded as 1991 AN4[14].
  • 6978 Hironaka's provisional designation is recorded as 1993 RD[15].
  • 6978 Hironaka's time of discovery or invention is recorded as +1993-09-12T00:00:00Z[16].
  • 6978 Hironaka's Freebase ID is recorded as /m/03y3qkt[17].
  • 6978 Hironaka's JPL Small-Body Database SPK-ID is recorded as 20006978[18].
  • 6978 Hironaka's significant event is recorded as naming[19].
  • 6978 Hironaka's orbital eccentricity is recorded as {'unit': '1', 'amount': '+0.17'}[20].
  • 6978 Hironaka's orbital eccentricity is recorded as {'unit': '1', 'amount': '+0.1713745'}[21].
  • 6978 Hironaka's orbital eccentricity is recorded as {'unit': '1', 'amount': '+0.1732390239754873'}[22].
  • 6978 Hironaka's absolute magnitude is recorded as {'unit': '1', 'amount': '+13.3'}[23].
  • 6978 Hironaka's absolute magnitude is recorded as {'unit': '1', 'amount': '+13.4'}[24].
  • 6978 Hironaka's absolute magnitude is recorded as {'unit': '1', 'amount': '+13.66'}[25].
  • 6978 Hironaka's orbital inclination is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+7.46274'}[26].
  • 6978 Hironaka's orbital inclination is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+7.459137350149331'}[27].

Body

Works and Contributions

Credited discoveries include Kin Endate[3], an amateur astronomer[28], b. 1960[29], of Japan[30] and Kazurō Watanabe[4], an amateur astronomer[31], b. 1955[32], of Japan[33].

Why It Matters

6978 Hironaka has Wikipedia articles in 23 language editions, a strong signal of global cultural recognition.[2]

References

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

Direct Wikidata claims

  1. [5] . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  2. [3] . Minor Planet Center database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  3. [4] . Minor Planet Center database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  4. [6] . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  5. [7] . wikidata.org.
  6. [8] . Minor Planet Center database. wikidata.org.
  7. [9] . Minor Planet Center database. wikidata.org.
  8. [10] . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  9. [11] . wikidata.org.
  10. [12] . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  11. [13] . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  12. [14] . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  13. [15] . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  14. [16] . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  15. [17] . Freebase Data Dumps. wikidata.org.
  16. [18] . JPL Small-Body Database. Retrieved . wikidata.org.
  17. [19] . wikidata.org.
  18. [20] . wikidata.org.
  19. [21] . minorplanetcenter.net. minorplanetcenter.net. Provenance: wikidata.org.
  20. [22] . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  21. [23] . wikidata.org.
  22. [24] . minorplanetcenter.net. minorplanetcenter.net. Provenance: wikidata.org.
  23. [25] . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  24. [26] . minorplanetcenter.net. minorplanetcenter.net. Provenance: wikidata.org.
  25. [27] . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.

Inline context (facts about related entities)

  1. [28] . Wikidata. wikidata.org. → on this site
  2. [29] . Wikidata. wikidata.org. → on this site
  3. [30] . Wikidata. wikidata.org. → on this site
  4. [31] . Wikidata. wikidata.org. → on this site
  5. [32] . Wikidata. wikidata.org. → on this site
  6. [33] . Wikidata. wikidata.org. → on this site

Class ancestry

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

Aggregate / graph-position facts

  1. [2] . 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). 6978 Hironaka. Retrieved May 7, 2026, from https://4ort.xyz/entity/6978-hironaka
MLA “6978 Hironaka.” 4ort.xyz Knowledge Graph, 4ort.xyz, 7 May. 2026, https://4ort.xyz/entity/6978-hironaka.
BibTeX @misc{4ortxyz_6978-hironaka_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{6978 Hironaka}}, year = {2026}, url = {https://4ort.xyz/entity/6978-hironaka}, note = {Accessed: 2026-05-07}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): 6978 Hironaka — https://4ort.xyz/entity/6978-hironaka (retrieved 2026-05-07)

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