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4499 Davidallen

asteroid
Thing Asteroid Q154328

Facts

26 properties
Instance of
asteroid
Follows
4498 Shinkoyama[4]
Followed by
4500 Pascal[5]
Absolute magnitude
+12.5, +12.66[16][17]
Albedo
+0.076[36]
Apoapsis
+3.685, +3.668986265696339[27][28]
Argument of periapsis
+88.56582, +90.60225762403368[31][32]
Diameter
+15.938[35]
Discoverer or inventor
Robert H. McNaught[1]
Epoch
November 21, 2025[37]
Longitude of ascending node
+318.03955, +317.5526939027303[23][24]
Mean anomaly
+120.21057, +243.9963356847602[33][34]
Minor planet group
asteroid belt[6]
Named after
David Anthony Allen[3]
Orbital eccentricity
0.15 (0.15–0.16, n=3)[13][14][15]
Orbital inclination
+6.54151, +6.563118978774273[18][19]
Orbital period
+5.67, +2076.059422455513[20][21]
Parent astronomical body
Sun[7]
Periapsis
+2.6708369, +2.700790774745113[29][30]
Provisional designation
1931 WA, 1987 SR26, 1989 AO3[8][9][10]
Rotation period
+87.1539[22]
Semi-major axis of an orbit
+3.1781121, +3.184888520220726[25][26]
Significant event
naming[12]
Site of astronomical discovery
Siding Spring Observatory[2]
Show all 26 facts +2
Time of discovery or invention
January 4, 1989[11]
Time of periapsis
+2461669.4736120584[38]
🏷️ Also known as
en Davidallen de (4499) Davidallen fa سیارک ۴۴۹۹ ru (4499) 1989 AO3 ru 1987 SR26 ru 1931 WA ru 1989 AO3 uk 4499 Девідаллен zh 小行星4499
🔖 Identifiers · 3
Freebase ID
/m/03y1clr
JPL Small-Body Database SPK-ID
20004499
Minor Planet Center body ID
4499

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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] ↑ . Minor Planet Center database. wikidata.org.
  6. [6] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  7. [7] ↑ . 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] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  11. [11] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  12. [12] ↑ . wikidata.org.
  13. [13] ↑ . 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] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  23. [23] ↑ . minorplanetcenter.net. minorplanetcenter.net. Provenance: wikidata.org.
  24. [24] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  25. [25] ↑ . minorplanetcenter.net. minorplanetcenter.net. Provenance: wikidata.org.
  26. [26] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  27. [27] ↑ . minorplanetcenter.net. minorplanetcenter.net. Provenance: wikidata.org.
  28. [28] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  29. [29] ↑ . minorplanetcenter.net. minorplanetcenter.net. Provenance: wikidata.org.
  30. [30] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  31. [31] ↑ . minorplanetcenter.net. minorplanetcenter.net. Provenance: wikidata.org.
  32. [32] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  33. [33] ↑ . minorplanetcenter.net. minorplanetcenter.net. 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.
  36. [36] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  37. [37] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  38. [38] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.

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APA 4ort.xyz Knowledge Graph. (2026). 4499 Davidallen. Retrieved November 9, 2026, from https://4ort.xyz/entity/4499-davidallen
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BibTeX @misc{4ortxyz_4499-davidallen_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{4499 Davidallen}}, year = {2026}, url = {https://4ort.xyz/entity/4499-davidallen}, note = {Accessed: 2026-11-09}}
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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. 12d ago · AbzalM · 2026-10-31 view diff on Wikidata ↗
    Follows → 4498 Shinkoyama
    JPL Small-Body Database SPK-ID → 20004499
    Time of periapsis → 2,461,669.473612 Julian day
    Minor planet group → asteroid belt
    + 26 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.