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(66965) 1999 XL49

asteroid
Place asteroid Q15181725
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Summary

(66965) 1999 XL49 is an asteroid[1].

Key Facts

  • Discoverer or inventor: Lincoln Near-Earth Asteroid Research[2]
  • Site of astronomical discovery: Experimental Test Site[3]
  • Follows: (66964) 1999 XC49[4]
  • Followed by: (66966) 1999 XJ52[5]
  • Minor planet group: asteroid belt[6]
  • Parent astronomical body: Sun[7]
  • Provisional designation: 1999 XL49[8]
  • Time of discovery or invention: December 7, 1999[9]
  • Orbital eccentricity: 0.07403237273129794[10]
  • Absolute magnitude: 14.75[11]
  • Orbital inclination: 9.977114455366738 degree[12]
  • Orbital period: 1884.012782660026 day[13]
  • Longitude of ascending node: 251.3486248332775 degree[14]
  • Semi-major axis of an orbit: 2.985315795186345 astronomical unit[15]
  • Apoapsis: 3.206325806856212 astronomical unit[16]
  • Periapsis: 2.764305783516479 astronomical unit[17]
  • Argument of periapsis: 94.98772788535386 degree[18]
  • Mean anomaly: 4.862686673383621 degree[19]
  • Diameter: 6.211 km[20]
  • Albedo: 0.06[21]
  • Epoch: October 17, 2024[22]
  • Time of periapsis: 2460575.0517670815 Julian day[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] ↑ . wikidata.org.
  7. [8] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: 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] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: 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). (66965) 1999 XL49. Retrieved May 3, 2026, from https://4ort.xyz/entity/-66965-1999-xl49
MLA “(66965) 1999 XL49.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/-66965-1999-xl49.
BibTeX @misc{4ortxyz_-66965-1999-xl49_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{(66965) 1999 XL49}}, year = {2026}, url = {https://4ort.xyz/entity/-66965-1999-xl49}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): (66965) 1999 XL49 — https://4ort.xyz/entity/-66965-1999-xl49 (retrieved 2026-05-03)

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