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(29172) 1990 QL4

minor planet
Place asteroid Q4542797
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(29172) 1990 QL4

Summary

(29172) 1990 QL4 is an asteroid[1]. (29172) 1990 QL4 has Wikipedia articles in 5 language editions, a strong signal of global cultural recognition.[2]

Key Facts

  • (29172) 1990 QL4 is credited with the discovery of Henry E. Holt[3].
  • (29172) 1990 QL4's instance of is recorded as asteroid[4].
  • (29172) 1990 QL4's site of astronomical discovery is recorded as Palomar Observatory[5].
  • (29172) 1990 QL4 followed (29171) 1990 QK3[6].
  • (29172) 1990 QL4 was followed by (29173) 1990 QW4[7].
  • (29172) 1990 QL4's minor planet group is recorded as asteroid belt[8].
  • (29172) 1990 QL4's parent astronomical body is recorded as Sun[9].
  • (29172) 1990 QL4's provisional designation is recorded as 1990 QL4[10].
  • (29172) 1990 QL4's provisional designation is recorded as 2000 OB26[11].
  • (29172) 1990 QL4's time of discovery or invention is recorded as August 23, 1990[12].
  • (29172) 1990 QL4's orbital eccentricity is recorded as {'amount': '+0.01'}[13].
  • (29172) 1990 QL4's orbital eccentricity is recorded as {'amount': '+0.0122053'}[14].
  • (29172) 1990 QL4's orbital eccentricity is recorded as {'amount': '+0.01777609576335586'}[15].
  • (29172) 1990 QL4's absolute magnitude is recorded as {'amount': '+12.9'}[16].
  • (29172) 1990 QL4's absolute magnitude is recorded as {'amount': '+12.93'}[17].
  • (29172) 1990 QL4's orbital inclination is recorded as {'unit': 'Q28390', 'amount': '+10.17043'}[18].
  • (29172) 1990 QL4's orbital inclination is recorded as {'unit': 'Q28390', 'amount': '+10.17830084259246'}[19].
  • (29172) 1990 QL4's orbital period is recorded as {'unit': 'Q577', 'amount': '+5.2'}[20].
  • (29172) 1990 QL4's orbital period is recorded as {'unit': 'Q573', 'amount': '+1899.195815382578'}[21].
  • (29172) 1990 QL4's rotation period is recorded as {'unit': 'Q25235', 'amount': '+53.235'}[22].
  • (29172) 1990 QL4's longitude of ascending node is recorded as {'unit': 'Q28390', 'amount': '+350.02095'}[23].
  • (29172) 1990 QL4's longitude of ascending node is recorded as {'unit': 'Q28390', 'amount': '+349.9032345602871'}[24].
  • (29172) 1990 QL4's semi-major axis of an orbit is recorded as {'unit': 'Q1811', 'amount': '+3.0021744'}[25].
  • (29172) 1990 QL4's semi-major axis of an orbit is recorded as {'unit': 'Q1811', 'amount': '+3.001333197047485'}[26].
  • (29172) 1990 QL4's apoapsis is recorded as {'unit': 'Q1811', 'amount': '+3.039'}[27].

Body

Designation and Status

(29172) 1990 QL4's instance of is recorded as asteroid[4].

Why It Matters

(29172) 1990 QL4 has Wikipedia articles in 5 language editions, a strong signal of global cultural recognition.[2]

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] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  4. [6] ↑ . wikidata.org.
  5. [7] ↑ . wikidata.org.
  6. [8] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  7. [9] ↑ . wikidata.org.
  8. [10] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: 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] ↑ . wikidata.org.
  12. [14] ↑ . minorplanetcenter.net. minorplanetcenter.net. Provenance: wikidata.org.
  13. [15] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  14. [16] ↑ . minorplanetcenter.net. minorplanetcenter.net. Provenance: wikidata.org.
  15. [17] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  16. [18] ↑ . minorplanetcenter.net. minorplanetcenter.net. Provenance: wikidata.org.
  17. [19] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  18. [20] ↑ . minorplanetcenter.net. minorplanetcenter.net. Provenance: wikidata.org.
  19. [21] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. 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.

📑 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). (29172) 1990 QL4. Retrieved May 3, 2026, from https://4ort.xyz/entity/29172-1990-ql4
MLA “(29172) 1990 QL4.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/29172-1990-ql4.
BibTeX @misc{4ortxyz_29172-1990-ql4_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{(29172) 1990 QL4}}, year = {2026}, url = {https://4ort.xyz/entity/29172-1990-ql4}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): (29172) 1990 QL4 — https://4ort.xyz/entity/29172-1990-ql4 (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. 21d ago · KaleemBot bot · 2026-05-15 view diff on Wikidata ↗
    Time of periapsis → {'unit': 'Q14267', 'amount': '+2460939.3873613896'}
    Epoch → November 21, 2025
    Orbital inclination → {'unit': 'Q28390', 'amount': '+10.17043'}, {'unit': 'Q28390', 'amount': '+10.17830084259246'}
    Aliases → —
    + 22 other properties edited (see Wikidata diff for full list)
    "/* wbeditentity-update:0| */ Added [[wikipedia:ur:(29172) 1990 کیو ایل 4]]"
Live feed via Wikidata EventStreams. New edits appear within minutes of being made on Wikidata.