31389 Alexkaplan

asteroid
Place asteroid Q6707344
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31389 Alexkaplan

Summary

31389 Alexkaplan is an asteroid[1]. It ranks in the top 2% of asteroid entities by monthly Wikipedia readership (1 views/month).[2]

Key Facts

  • 31389 Alexkaplan is credited with the discovery of OCA-DLR Asteroid Survey[3].
  • 31389 Alexkaplan's instance of is recorded as asteroid[4].
  • 31389 Alexkaplan's site of astronomical discovery is recorded as Centre de recherches en géodynamique et astrométrie[5].
  • 31389 Alexkaplan's site of astronomical discovery is recorded as Caussols[6].
  • 31389 Alexkaplan followed (31388) 1998 YL2[7].
  • 31389 Alexkaplan was followed by (31390) 1998 YB4[8].
  • 31389 Alexkaplan's minor planet group is recorded as asteroid belt[9].
  • 31389 Alexkaplan's parent astronomical body is recorded as Sun[10].
  • 31389 Alexkaplan's provisional designation is recorded as 1988 EU1[11].
  • 31389 Alexkaplan's provisional designation is recorded as 1993 QT8[12].
  • 31389 Alexkaplan's provisional designation is recorded as 1998 YN2[13].
  • 31389 Alexkaplan's time of discovery or invention is recorded as December 17, 1998[14].
  • 31389 Alexkaplan's significant event is recorded as naming[15].
  • 31389 Alexkaplan's orbital eccentricity is recorded as {'amount': '+0.12'}[16].
  • 31389 Alexkaplan's orbital eccentricity is recorded as {'amount': '+0.1229372'}[17].
  • 31389 Alexkaplan's orbital eccentricity is recorded as {'amount': '+0.1212865957548478'}[18].
  • 31389 Alexkaplan's absolute magnitude is recorded as {'amount': '+15.2'}[19].
  • 31389 Alexkaplan's absolute magnitude is recorded as {'amount': '+15.42'}[20].
  • 31389 Alexkaplan's orbital inclination is recorded as {'unit': 'Q28390', 'amount': '+3.38926'}[21].
  • 31389 Alexkaplan's orbital inclination is recorded as {'unit': 'Q28390', 'amount': '+3.391533055121689'}[22].
  • 31389 Alexkaplan's orbital period is recorded as {'unit': 'Q577', 'amount': '+3.74'}[23].
  • 31389 Alexkaplan's orbital period is recorded as {'unit': 'Q573', 'amount': '+1367.506500453529'}[24].
  • 31389 Alexkaplan's longitude of ascending node is recorded as {'unit': 'Q28390', 'amount': '+98.83572'}[25].
  • 31389 Alexkaplan's longitude of ascending node is recorded as {'unit': 'Q28390', 'amount': '+98.77489483329477'}[26].
  • 31389 Alexkaplan's semi-major axis of an orbit is recorded as {'unit': 'Q1811', 'amount': '+2.4108229'}[27].

Body

Designation and Status

31389 Alexkaplan's instance of is recorded as asteroid[4].

Why It Matters

31389 Alexkaplan ranks in the top 2% of asteroid entities by monthly Wikipedia readership (1 views/month).[2] It has Wikipedia articles in 5 language editions, a strong signal of global cultural recognition.[28] It is known by 9 alternative names across languages and contexts.[29]

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] . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  3. [5] . wikidata.org.
  4. [6] . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  5. [7] . wikidata.org.
  6. [8] . 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] . wikidata.org.
  14. [16] . wikidata.org.
  15. [17] . minorplanetcenter.net. minorplanetcenter.net. Provenance: wikidata.org.
  16. [18] . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: 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] . Wikimedia Foundation. dumps.wikimedia.org.
  2. [28] . Wikidata sitelinks. wikidata.org.
  3. [29] . 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). 31389 Alexkaplan. Retrieved May 3, 2026, from https://4ort.xyz/entity/31389-alexkaplan
MLA “31389 Alexkaplan.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/31389-alexkaplan.
BibTeX @misc{4ortxyz_31389-alexkaplan_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{31389 Alexkaplan}}, year = {2026}, url = {https://4ort.xyz/entity/31389-alexkaplan}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): 31389 Alexkaplan — https://4ort.xyz/entity/31389-alexkaplan (retrieved 2026-05-03)

Canonical URL: https://4ort.xyz/entity/31389-alexkaplan · Last refreshed:

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. 29d ago · Peter James · 2026-05-15 view diff on Wikidata ↗
    Argument of periapsis {'unit': 'Q28390', 'amount': '+74.68986'}, {'unit': 'Q28390', 'amount': '+74.25740691073524'}
    Periapsis {'unit': 'Q1811', 'amount': '+2.1144432'}, {'unit': 'Q1811', 'amount': '+2.118692356102205'}
    Followed by (31390) 1998 YB4
    Longitude of ascending node {'unit': 'Q28390', 'amount': '+98.83572'}, {'unit': 'Q28390', 'amount': '+98.77489483329477'}
    + 22 other properties edited (see Wikidata diff for full list)
    "/* wbmergeitems-from:0||Q139795713 */ #quickstatements; #temporary_batch_1778884701667"
Live feed via Wikidata EventStreams. New edits appear within minutes of being made on Wikidata.