(80119) 1999 RY138

asteroid
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Summary

(80119) 1999 RY138 is an asteroid[1].

Key Facts

  • Discoverer or inventor: Lincoln Near-Earth Asteroid Research[2]
  • Site of astronomical discovery: Experimental Test Site[3]
  • Follows: 1999 RO134[4]
  • Followed by: 1999 RU139[5]
  • Minor planet group: Jupiter trojan[6], Trojan camp trojan asteroid[7]
  • Parent astronomical body: Sun[8]
  • Provisional designation: 1999 RY138[9], 2000 SZ45[10]
  • Time of discovery or invention: September 9, 1999[11]
  • Orbital eccentricity: {'amount': '+0.1474727103568599'}[12]
  • Lagrangian point: L5 Jupiter-Sun[13]
  • Absolute magnitude: {'amount': '+11.54'}[14]
  • Orbital inclination: 29.39722546246981 degree[15]
  • Orbital period: 4333.888926210905 day[16]
  • Longitude of ascending node: 312.4527931415866 degree[17]
  • Semi-major axis of an orbit: 5.202190277779716 astronomical unit[18]
  • Apoapsis: 5.969371377835996 astronomical unit[19]
  • Periapsis: 4.435009177723435 astronomical unit[20]
  • Argument of periapsis: 346.7418406643528 degree[21]
  • Mean anomaly: 87.05345170924674 degree[22]
  • Diameter: 28.432 km[23]

References

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

Direct Wikidata claims

  1. [2] ↑ . 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. [4] ↑ . wikidata.org.
  4. [5] ↑ . wikidata.org.
  5. [6] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  6. [7] ↑ . minorplanetcenter.org. minorplanetcenter.org. 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] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  12. [13] ↑ . wikidata.org.
  13. [14] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  14. [15] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  15. [16] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  16. [17] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  17. [18] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  18. [19] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  19. [20] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  20. [21] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  21. [22] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  22. [23] ↑ . 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). (80119) 1999 RY138. Retrieved May 3, 2026, from https://4ort.xyz/entity/80119-1999-ry138
MLA “(80119) 1999 RY138.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/80119-1999-ry138.
BibTeX @misc{4ortxyz_80119-1999-ry138_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{(80119) 1999 RY138}}, year = {2026}, url = {https://4ort.xyz/entity/80119-1999-ry138}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): (80119) 1999 RY138 — https://4ort.xyz/entity/80119-1999-ry138 (retrieved 2026-05-03)

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