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12431 Webster

asteroid
Place Asteroid Q2624971

Facts

24 properties

Identity

Instance of
asteroid
More facts +23
Follows
(12430) 1995 XB2[3]
Followed by
12432 Usuda[4]
Absolute magnitude
+14.0, +14.13[14][15]
Albedo
+0.32[33]
Apoapsis
+2.771, +2.772308425752629[24][25]
Argument of periapsis
+286.11456, +285.2539445281655[28][29]
Diameter
+4.085[32]
Discoverer or inventor
Spacewatch[1]
Epoch
November 21, 2025[34]
Longitude of ascending node
+117.89631, +117.8093555694073[20][21]
Mean anomaly
+221.95473, +178.5614490269051[30][31]
Minor planet group
asteroid belt[5]
Orbital eccentricity
0.09 (0.08–0.09, n=3)[11][12][13]
Orbital inclination
+15.64217, +15.64842693381123[16][17]
Orbital period
+4.09, +1491.693304698944[18][19]
Parent astronomical body
Sun[6]
Periapsis
+2.3405401, +2.33765044658985[26][27]
Provisional designation
1992 AV6, 1995 YY10[7][8]
Semi-major axis of an orbit
+2.5556134, +2.554979436171239[22][23]
Significant event
naming[10]
Site of astronomical discovery
Kitt Peak National Observatory[2]
Time of discovery or invention
December 18, 1995[9]
Time of periapsis
+2460260.6141166924[35]
🏷️ Also known as
en 12431 Webster en Webster de (12431) Webster fa سیارک 12431 fa سیارک ۱۲۴۳۱ ru 1992 AV6 ru (12431) 1995 YY10 ru 1995 YY10 ru Webster uk 12431 Webster uk 12431 Вебстер zh 小行星12431
🔖 Identifiers · 3
Freebase ID
/m/03ykxdq
JPL Small-Body Database SPK-ID
20012431
Minor Planet Center body ID
12431

Report an error or request removal Lineage (PROV-JSON)

🔗 Connections
Discoverer or inventor 1
Spacewatch
Epoch 1
November 21, 2025
Followed by 1
12432 Usuda
Followed by (predecessor) 1
12432 Usuda
Follows 1
(12430) 1995 XB2
Instance of 1
asteroid
Minor planet group 1
asteroid belt
Parent astronomical body 1
Sun
Preceded by (successor) 1
(12430) 1995 XB2
Site of astronomical discovery 1
Kitt Peak National Observatory
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References

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

Direct Wikidata claims

  1. [1] ↑ . Minor Planet Center database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  2. [2] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  3. [3] ↑ . wikidata.org.
  4. [4] ↑ . Minor Planet Center database. wikidata.org.
  5. [5] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  6. [6] ↑ . wikidata.org.
  7. [7] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  8. [8] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  9. [9] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  10. [10] ↑ . wikidata.org.
  11. [11] ↑ . wikidata.org.
  12. [12] ↑ . minorplanetcenter.net. minorplanetcenter.net. Provenance: wikidata.org.
  13. [13] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  14. [14] ↑ . minorplanetcenter.net. minorplanetcenter.net. Provenance: wikidata.org.
  15. [15] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  16. [16] ↑ . minorplanetcenter.net. minorplanetcenter.net. Provenance: wikidata.org.
  17. [17] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  18. [18] ↑ . minorplanetcenter.net. minorplanetcenter.net. Provenance: wikidata.org.
  19. [19] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  20. [20] ↑ . minorplanetcenter.net. minorplanetcenter.net. Provenance: wikidata.org.
  21. [21] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  22. [22] ↑ . minorplanetcenter.net. minorplanetcenter.net. Provenance: wikidata.org.
  23. [23] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  24. [24] ↑ . minorplanetcenter.net. minorplanetcenter.net. Provenance: wikidata.org.
  25. [25] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  26. [26] ↑ . minorplanetcenter.net. minorplanetcenter.net. Provenance: wikidata.org.
  27. [27] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  28. [28] ↑ . minorplanetcenter.net. minorplanetcenter.net. Provenance: wikidata.org.
  29. [29] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  30. [30] ↑ . minorplanetcenter.net. minorplanetcenter.net. Provenance: wikidata.org.
  31. [31] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  32. [32] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  33. [33] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  34. [34] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  35. [35] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.

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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). 12431 Webster. Retrieved November 8, 2026, from https://4ort.xyz/entity/12431-webster
MLA “12431 Webster.” 4ort.xyz Knowledge Graph, 4ort.xyz, 8 Nov. 2026, https://4ort.xyz/entity/12431-webster.
BibTeX @misc{4ortxyz_12431-webster_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{12431 Webster}}, year = {2026}, url = {https://4ort.xyz/entity/12431-webster}, note = {Accessed: 2026-11-08}}
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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. 11d ago · AbzalM · 2026-10-31 view diff on Wikidata ↗
    Periapsis → 2.34054 astronomical unit, 2.33765 astronomical unit
    Orbital period → 4.09 year, 1,491.693305 day
    Instance of → asteroid
    Discoverer or inventor → Spacewatch
    + 18 other properties edited (see Wikidata diff for full list)
    "Changed [kaa] labels, descriptions, aliases and claims: kaawiki sitelink"
Live feed via Wikidata EventStreams. New edits appear within minutes of being made on Wikidata.