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(18329) 1986 RY4

minor planet
Place asteroid Q4541977
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(18329) 1986 RY4

Summary

(18329) 1986 RY4 is an asteroid[1].

Key Facts

  • (18329) 1986 RY4 is credited with the discovery of Henri Debehogne[2].
  • (18329) 1986 RY4's instance of is recorded as asteroid[3].
  • (18329) 1986 RY4's site of astronomical discovery is recorded as La Silla Observatory[4].
  • (18329) 1986 RY4 followed (18328) 1985 UU[5].
  • (18329) 1986 RY4 was followed by (18330) 1987 BW1[6].
  • (18329) 1986 RY4's minor planet group is recorded as asteroid belt[7].
  • (18329) 1986 RY4's parent astronomical body is recorded as Sun[8].
  • (18329) 1986 RY4's provisional designation is recorded as 1986 RY4[9].
  • (18329) 1986 RY4's provisional designation is recorded as 1993 TF13[10].
  • (18329) 1986 RY4's time of discovery or invention is recorded as September 1, 1986[11].
  • (18329) 1986 RY4's orbital eccentricity is recorded as {'amount': '+0.19'}[12].
  • (18329) 1986 RY4's orbital eccentricity is recorded as {'amount': '+0.1865306'}[13].
  • (18329) 1986 RY4's orbital eccentricity is recorded as {'amount': '+0.1872042150359812'}[14].
  • (18329) 1986 RY4's absolute magnitude is recorded as {'amount': '+14.6'}[15].
  • (18329) 1986 RY4's absolute magnitude is recorded as {'amount': '+14.76'}[16].
  • (18329) 1986 RY4's orbital inclination is recorded as {'unit': 'Q28390', 'amount': '+4.36374'}[17].
  • (18329) 1986 RY4's orbital inclination is recorded as {'unit': 'Q28390', 'amount': '+4.363888130882319'}[18].
  • (18329) 1986 RY4's orbital period is recorded as {'unit': 'Q577', 'amount': '+3.4'}[19].
  • (18329) 1986 RY4's orbital period is recorded as {'unit': 'Q573', 'amount': '+1241.110159741011'}[20].
  • (18329) 1986 RY4's longitude of ascending node is recorded as {'unit': 'Q28390', 'amount': '+358.20715'}[21].
  • (18329) 1986 RY4's longitude of ascending node is recorded as {'unit': 'Q28390', 'amount': '+358.0713650725499'}[22].
  • (18329) 1986 RY4's semi-major axis of an orbit is recorded as {'unit': 'Q1811', 'amount': '+2.2607082'}[23].
  • (18329) 1986 RY4's semi-major axis of an orbit is recorded as {'unit': 'Q1811', 'amount': '+2.26017084921429'}[24].
  • (18329) 1986 RY4's apoapsis is recorded as {'unit': 'Q1811', 'amount': '+2.682'}[25].
  • (18329) 1986 RY4's apoapsis is recorded as {'unit': 'Q1811', 'amount': '+2.683284358888657'}[26].

Body

Designation and Status

(18329) 1986 RY4's instance of is recorded as asteroid[3].

References

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

Direct Wikidata claims

  1. [3] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  2. [2] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  3. [4] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  4. [5] ↑ . wikidata.org.
  5. [6] ↑ . wikidata.org.
  6. [7] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  7. [8] ↑ . wikidata.org.
  8. [9] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  9. [10] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  10. [11] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  11. [12] ↑ . wikidata.org.
  12. [13] ↑ . minorplanetcenter.net. minorplanetcenter.net. Provenance: wikidata.org.
  13. [14] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  14. [15] ↑ . minorplanetcenter.net. minorplanetcenter.net. Provenance: wikidata.org.
  15. [16] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  16. [17] ↑ . minorplanetcenter.net. minorplanetcenter.net. Provenance: wikidata.org.
  17. [18] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  18. [19] ↑ . minorplanetcenter.net. minorplanetcenter.net. Provenance: wikidata.org.
  19. [20] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  20. [21] ↑ . minorplanetcenter.net. minorplanetcenter.net. Provenance: wikidata.org.
  21. [22] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  22. [23] ↑ . minorplanetcenter.net. minorplanetcenter.net. Provenance: wikidata.org.
  23. [24] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  24. [25] ↑ . minorplanetcenter.net. minorplanetcenter.net. Provenance: wikidata.org.
  25. [26] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.

Class ancestry

  1. [1] ↑ . Wikidata. 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). (18329) 1986 RY4. Retrieved May 3, 2026, from https://4ort.xyz/entity/18329-1986-ry4
MLA “(18329) 1986 RY4.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/18329-1986-ry4.
BibTeX @misc{4ortxyz_18329-1986-ry4_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{(18329) 1986 RY4}}, year = {2026}, url = {https://4ort.xyz/entity/18329-1986-ry4}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): (18329) 1986 RY4 — https://4ort.xyz/entity/18329-1986-ry4 (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. 24d ago · KaleemBot bot · 2026-05-11 view diff on Wikidata ↗
    Follows → (18328) 1985 UU
    Longitude of ascending node → {'unit': 'Q28390', 'amount': '+358.20715'}, {'unit': 'Q28390', 'amount': '+358.0713650725499'}
    Parent astronomical body → Sun
    Argument of periapsis → {'unit': 'Q28390', 'amount': '+338.91275'}, {'unit': 'Q28390', 'amount': '+338.9888140392076'}
    + 21 other properties edited (see Wikidata diff for full list)
    "/* wbeditentity-update:0| */ Added [[wikipedia:ur:(18329) 1986 آر وائی 4]]"
Live feed via Wikidata EventStreams. New edits appear within minutes of being made on Wikidata.