9420 Dewar

asteroid
Place asteroid Q934903
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9420 Dewar

Summary

9420 Dewar is an asteroid[1]. It has Wikipedia articles in 13 language editions, a strong signal of global cultural recognition.[2]

Key Facts

  • 9420 Dewar is credited with the discovery of Spacewatch[3].
  • 9420 Dewar's instance of is recorded as asteroid[4].
  • 9420 Dewar's site of astronomical discovery is recorded as Kitt Peak National Observatory[5].
  • James Dewar is named after 9420 Dewar[6].
  • 9420 Dewar's follows is recorded as 9419 Keikochaki[7].
  • 9420 Dewar's followed by is recorded as 9421 Violilla[8].
  • 9420 Dewar's minor planet group is recorded as asteroid belt[9].
  • 9420 Dewar's parent astronomical body is recorded as Sun[10].
  • 9420 Dewar's provisional designation is recorded as 1978 YD1[11].
  • 9420 Dewar's provisional designation is recorded as 1993 AU[12].
  • 9420 Dewar's provisional designation is recorded as 1995 XP4[13].
  • 9420 Dewar's time of discovery or invention is recorded as +1995-12-14T00:00:00Z[14].
  • 9420 Dewar's Freebase ID is recorded as /m/03y1fb3[15].
  • 9420 Dewar's JPL Small-Body Database SPK-ID is recorded as 20009420[16].
  • 9420 Dewar's significant event is recorded as naming[17].
  • 9420 Dewar's orbital eccentricity is recorded as {'amount': '+0.09'}[18].
  • 9420 Dewar's orbital eccentricity is recorded as {'amount': '+0.0900244'}[19].
  • 9420 Dewar's orbital eccentricity is recorded as {'amount': '+0.08997524394775765'}[20].
  • 9420 Dewar's absolute magnitude is recorded as {'amount': '+14.3'}[21].
  • 9420 Dewar's absolute magnitude is recorded as {'amount': '+14.41'}[22].
  • 9420 Dewar's orbital inclination is recorded as {'unit': 'Q28390', 'amount': '+4.77726'}[23].
  • 9420 Dewar's orbital inclination is recorded as {'unit': 'Q28390', 'amount': '+4.782950499296221'}[24].
  • 9420 Dewar's orbital period is recorded as {'unit': 'Q577', 'amount': '+3.42'}[25].
  • 9420 Dewar's orbital period is recorded as {'unit': 'Q573', 'amount': '+1249.136937567859'}[26].
  • 9420 Dewar's longitude of ascending node is recorded as {'unit': 'Q28390', 'amount': '+197.53933'}[27].

Body

Designation and Status

9420 Dewar's instance of is recorded as asteroid[4].

History and Context

James Dewar is named after 9420 Dewar[6].

Why It Matters

9420 Dewar has Wikipedia articles in 13 language editions, a strong signal of global cultural recognition.[2] It is known by 6 alternative names across languages and contexts.[28]

References

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

Direct Wikidata claims

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

Class ancestry

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

Aggregate / graph-position facts

  1. [2] . Wikidata sitelinks. wikidata.org.
  2. [28] . 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). 9420 Dewar. Retrieved May 3, 2026, from https://4ort.xyz/entity/9420-dewar
MLA “9420 Dewar.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/9420-dewar.
BibTeX @misc{4ortxyz_9420-dewar_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{9420 Dewar}}, year = {2026}, url = {https://4ort.xyz/entity/9420-dewar}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): 9420 Dewar — https://4ort.xyz/entity/9420-dewar (retrieved 2026-05-03)

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Edit History

Rolling log of changes to this entity's Wikidata record. Values shown reflect the current state of each edited property — follow the history link to see the precise diff for any edit.

  1. 16d ago · Marsupil · 2026-05-07 view diff on Wikidata ↗
    Semi-major axis of an orbit {'unit': 'Q1811', 'amount': '+2.2699497'}, {'unit': 'Q1811', 'amount': '+2.269905354470253'}
    Site of astronomical discovery Kitt Peak National Observatory
    Longitude of ascending node {'unit': 'Q28390', 'amount': '+197.53933'}, {'unit': 'Q28390', 'amount': '+197.4695656314792'}
    Instance of
    + 24 other properties edited (see Wikidata diff for full list)
    "/* wbsetclaim-update:2||1|1 */ [[Property:P793]]: [[Q25488743]]"
Live feed via Wikidata EventStreams. New edits appear within minutes of being made on Wikidata.