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(29211) 1991 RY15

minor planet
Place asteroid Q4542808
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(29211) 1991 RY15

Summary

(29211) 1991 RY15 is an asteroid[1]. (29211) 1991 RY15 has Wikipedia articles in 5 language editions, a strong signal of global cultural recognition.[2]

Key Facts

  • (29211) 1991 RY15 is credited with the discovery of Henry E. Holt[3].
  • (29211) 1991 RY15's instance of is recorded as asteroid[4].
  • (29211) 1991 RY15's site of astronomical discovery is recorded as Palomar Observatory[5].
  • (29211) 1991 RY15 followed 29210 Robertbrown[6].
  • (29211) 1991 RY15 was followed by Q2611203[7].
  • (29211) 1991 RY15's minor planet group is recorded as asteroid belt[8].
  • (29211) 1991 RY15's parent astronomical body is recorded as Sun[9].
  • (29211) 1991 RY15's provisional designation is recorded as 1971 QE2[10].
  • (29211) 1991 RY15's provisional designation is recorded as 1991 RY15[11].
  • (29211) 1991 RY15's provisional designation is recorded as 1998 AY4[12].
  • (29211) 1991 RY15's time of discovery or invention is recorded as September 15, 1991[13].
  • (29211) 1991 RY15's orbital eccentricity is recorded as {'amount': '+0.07'}[14].
  • (29211) 1991 RY15's orbital eccentricity is recorded as {'amount': '+0.0682995'}[15].
  • (29211) 1991 RY15's orbital eccentricity is recorded as {'amount': '+0.06495468880292703'}[16].
  • (29211) 1991 RY15's absolute magnitude is recorded as {'amount': '+13.3'}[17].
  • (29211) 1991 RY15's absolute magnitude is recorded as {'amount': '+13.4'}[18].
  • (29211) 1991 RY15's orbital inclination is recorded as {'unit': 'Q28390', 'amount': '+2.98945'}[19].
  • (29211) 1991 RY15's orbital inclination is recorded as {'unit': 'Q28390', 'amount': '+2.99265730745471'}[20].
  • (29211) 1991 RY15's orbital period is recorded as {'unit': 'Q577', 'amount': '+4.9'}[21].
  • (29211) 1991 RY15's orbital period is recorded as {'unit': 'Q573', 'amount': '+1789.710195265618'}[22].
  • (29211) 1991 RY15's rotation period is recorded as {'unit': 'Q25235', 'amount': '+53.751'}[23].
  • (29211) 1991 RY15's longitude of ascending node is recorded as {'unit': 'Q28390', 'amount': '+129.97400'}[24].
  • (29211) 1991 RY15's longitude of ascending node is recorded as {'unit': 'Q28390', 'amount': '+129.9035431388127'}[25].
  • (29211) 1991 RY15's semi-major axis of an orbit is recorded as {'unit': 'Q1811', 'amount': '+2.8832046'}[26].
  • (29211) 1991 RY15's semi-major axis of an orbit is recorded as {'unit': 'Q1811', 'amount': '+2.88484747727037'}[27].

Body

Designation and Status

(29211) 1991 RY15's instance of is recorded as asteroid[4].

Why It Matters

(29211) 1991 RY15 has Wikipedia articles in 5 language editions, a strong signal of global cultural recognition.[2] (29211) 1991 RY15 is known by 3 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] ↑ . 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] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  12. [14] ↑ . wikidata.org.
  13. [15] ↑ . minorplanetcenter.net. minorplanetcenter.net. Provenance: wikidata.org.
  14. [16] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: 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] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  22. [24] ↑ . minorplanetcenter.net. minorplanetcenter.net. Provenance: wikidata.org.
  23. [25] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  24. [26] ↑ . minorplanetcenter.net. minorplanetcenter.net. Provenance: wikidata.org.
  25. [27] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. 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). (29211) 1991 RY15. Retrieved May 3, 2026, from https://4ort.xyz/entity/29211-1991-ry15
MLA “(29211) 1991 RY15.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/29211-1991-ry15.
BibTeX @misc{4ortxyz_29211-1991-ry15_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{(29211) 1991 RY15}}, year = {2026}, url = {https://4ort.xyz/entity/29211-1991-ry15}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): (29211) 1991 RY15 — https://4ort.xyz/entity/29211-1991-ry15 (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. 4d ago · KaleemBot bot · 2026-06-02 view diff on Wikidata ↗
    Followed by → Q2611203
    Mean anomaly → {'unit': 'Q28390', 'amount': '+166.58062'}, {'unit': 'Q28390', 'amount': '+11.06217939059397'}
    Apoapsis → {'unit': 'Q1811', 'amount': '+3.080'}, {'unit': 'Q1811', 'amount': '+3.072231847400376'}
    Longitude of ascending node → {'unit': 'Q28390', 'amount': '+129.97400'}, {'unit': 'Q28390', 'amount': '+129.9035431388127'}
    + 22 other properties edited (see Wikidata diff for full list)
    "/* wbeditentity-update:0| */ Added [[wikipedia:ur:(29211) 1991 آر وائی 15]]"
Live feed via Wikidata EventStreams. New edits appear within minutes of being made on Wikidata.