Gregory J. Leonard

American geologist and astronomer
Person human Q3776564
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Gregory J. Leonard

Summary

Gregory J. Leonard is a human[1]. He was born on +2000-01-01T00:00:00Z[2]. He worked as a geologist[3], astronomer[4], and researcher[5]. He is known by 6 alternative names across languages and contexts.[6]

Key Facts

  • Gregory J. Leonard was born on +2000-01-01T00:00:00Z[2].
  • Gregory J. Leonard held citizenship in United States[7].
  • Gregory J. Leonard's professions included geologist[3].
  • Gregory J. Leonard's professions included astronomer[4].
  • Gregory J. Leonard worked as a researcher[5].
  • Gregory J. Leonard's field of work was planetary geology[8].
  • Among Gregory J. Leonard's employers was University of Arizona[9].
  • Gregory J. Leonard is recorded as male[10].
  • Gregory J. Leonard's instance of is recorded as human[11].
  • Gregory J. Leonard's VIAF cluster ID is recorded as 315729525[12].
  • Gregory J. Leonard's Library of Congress authority ID is recorded as no2001102329[13].
  • Gregory J. Leonard's IdRef ID is recorded as 184718554[14].
  • Gregory J. Leonard's ORCID iD is recorded as 0000-0001-7679-9486[15].
  • Gregory J. Leonard's Freebase ID is recorded as /m/0k2z7sr[16].
  • Gregory J. Leonard's NL CR AUT ID is recorded as ntk2016903292[17].
  • Gregory J. Leonard's family name is recorded as Leonard[18].
  • Gregory J. Leonard's given name is recorded as Gregory[19].
  • Gregory J. Leonard's given name is recorded as Greg[20].
  • Gregory J. Leonard's National Library of Israel ID is recorded as 004696329[21].
  • Gregory J. Leonard's BIBSYS ID is recorded as 15012491[22].
  • Gregory J. Leonard's ResearcherID is recorded as F-7157-2010[23].
  • Gregory J. Leonard's languages spoken, written or signed is recorded as English[24].
  • Gregory J. Leonard's on focus list of Wikimedia project is recorded as NZThesisProject[25].
  • Gregory J. Leonard's National Library of Israel J9U ID is recorded as 987007376635805171[26].
  • Gregory J. Leonard's OpenAlex ID is recorded as A5077185414[27].

Body

Origins and Family

Gregory J. Leonard was born on +2000-01-01T00:00:00Z[2].

Career and Affiliations

Recorded occupations include geologist[3], astronomer[4], and researcher[5]. Gregory J. Leonard's field of work was planetary geology[8]. He was employed by University of Arizona[9].

Why It Matters

Gregory J. Leonard is known by 6 alternative names across languages and contexts.[6]

He is credited with the discovery of C/2021 A1 (Leonard)[28], a non-periodic comet[29]; 7294 Barbaraakey[30], an asteroid[31]; 6334 Robleonard[32], an asteroid[33]; 6333 Helenejacq[34], an asteroid[35]; 10110 Jameshead[36], an asteroid[37]; and (10349) 1992 LN[38], an asteroid[39].

FAQs

What did Gregory J. Leonard do for work?

Gregory J. Leonard worked as geologist[3], astronomer[4], and researcher[5].

What did Gregory J. Leonard discover?

Gregory J. Leonard is credited as discoverer of C/2021 A1 (Leonard)[28], 7294 Barbaraakey[30], 6334 Robleonard[32], and 6333 Helenejacq[34].

References

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

Direct Wikidata claims

  1. [10] . Czech National Authority Database. Retrieved . wikidata.org.
  2. [7] . wikidata.org.
  3. [11] . wikidata.org.
  4. [8] . Czech National Authority Database. Retrieved . wikidata.org.
  5. [3] . wikidata.org.
  6. [4] . wikidata.org.
  7. [5] . researchgate.net. Retrieved . researchgate.net. Provenance: wikidata.org.
  8. [9] . catalina.lpl.arizona.edu. Retrieved . catalina.lpl.arizona.edu. Provenance: wikidata.org.
  9. [12] . wikidata.org.
  10. [13] . wikidata.org.
  11. [14] . wikidata.org.
  12. [15] . wikidata.org.
  13. [2] . wikidata.org.
  14. [16] . wikidata.org.
  15. [17] . Czech National Authority Database. Retrieved . wikidata.org.
  16. [18] . wikidata.org.
  17. [19] . wikidata.org.
  18. [20] . wikidata.org.
  19. [21] . wikidata.org.
  20. [22] . wikidata.org.
  21. [23] . ORCID Public Data File 2020. Retrieved . pub.orcid.org. Provenance: wikidata.org.
  22. [24] . Czech National Authority Database. Retrieved . wikidata.org.
  23. [25] . wikidata.org.
  24. [26] . wikidata.org.
  25. [27] . wikidata.org.

Inverse relationships (entities pointing at this one)

  1. [28] . wikidata.org. → on this site
  2. [30] . wikidata.org. → on this site
  3. [32] . wikidata.org. → on this site
  4. [34] . wikidata.org. → on this site
  5. [36] . wikidata.org. → on this site
  6. [38] . wikidata.org. → on this site

Inline context (facts about related entities)

  1. [29] . Wikidata. wikidata.org. → on this site
  2. [31] . Wikidata. wikidata.org. → on this site
  3. [33] . Wikidata. wikidata.org. → on this site
  4. [35] . Wikidata. wikidata.org. → on this site
  5. [37] . Wikidata. wikidata.org. → on this site
  6. [39] . Wikidata. wikidata.org. → on this site

Class ancestry

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

Aggregate / graph-position facts

  1. [6] . 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). Gregory J. Leonard. Retrieved April 10, 2026, from https://4ort.xyz/entity/gregory-j-leonard
MLA “Gregory J. Leonard.” 4ort.xyz Knowledge Graph, 4ort.xyz, 10 Apr. 2026, https://4ort.xyz/entity/gregory-j-leonard.
BibTeX @misc{4ortxyz_gregory-j-leonard_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Gregory J. Leonard}}, year = {2026}, url = {https://4ort.xyz/entity/gregory-j-leonard}, note = {Accessed: 2026-04-10}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Gregory J. Leonard — https://4ort.xyz/entity/gregory-j-leonard (retrieved 2026-04-10)

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