Home › Entities › asteroid › 1999 XL145

1999 XL145

asteroid
Thing asteroid Q15189410
Press Enter · cited answer in seconds

Summary

1999 XL145 is an asteroid[1].

Key Facts

  • 1999 XL145 is credited with the discovery of Spacewatch[2].
  • 1999 XL145's instance of is recorded as asteroid[3].
  • 1999 XL145's site of astronomical discovery is recorded as Kitt Peak National Observatory[4].
  • 1999 XL145 followed 1999 XL144[5].
  • 1999 XL145 was followed by 1998 KT12[6].
  • 1999 XL145's minor planet group is recorded as asteroid belt[7].
  • 1999 XL145's parent astronomical body is recorded as Sun[8].
  • 1999 XL145's provisional designation is recorded as 1999 XL145[9].
  • 1999 XL145's time of discovery or invention is recorded as December 7, 1999[10].
  • 1999 XL145's orbital eccentricity is recorded as {'unit': '1', 'amount': '+0.1221098767041477'}[11].
  • 1999 XL145's absolute magnitude is recorded as {'unit': '1', 'amount': '+15.8'}[12].
  • 1999 XL145's orbital inclination is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+2.266003657568918'}[13].
  • 1999 XL145's orbital period is recorded as {'unit': 'http://www.wikidata.org/entity/Q573', 'amount': '+1456.473435886276'}[14].
  • 1999 XL145's longitude of ascending node is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+79.86007613974606'}[15].
  • 1999 XL145's semi-major axis of an orbit is recorded as {'unit': 'http://www.wikidata.org/entity/Q1811', 'amount': '+2.514602989197654'}[16].
  • 1999 XL145's apoapsis is recorded as {'unit': 'http://www.wikidata.org/entity/Q1811', 'amount': '+2.821660850168461'}[17].
  • 1999 XL145's periapsis is recorded as {'unit': 'http://www.wikidata.org/entity/Q1811', 'amount': '+2.207545128226847'}[18].
  • 1999 XL145's argument of periapsis is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+197.791896490946'}[19].
  • 1999 XL145's mean anomaly is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+210.6063647121919'}[20].
  • 1999 XL145's epoch is recorded as October 17, 2024[21].
  • 1999 XL145's time of periapsis is recorded as {'unit': 'http://www.wikidata.org/entity/Q14267', 'amount': '+2461204.9107257975'}[22].

Body

Definition and Type

1999 XL145'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] ↑ . 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.

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). 1999 XL145. Retrieved October 27, 2026, from https://4ort.xyz/entity/q15189410
MLA “1999 XL145.” 4ort.xyz Knowledge Graph, 4ort.xyz, 27 Oct. 2026, https://4ort.xyz/entity/q15189410.
BibTeX @misc{4ortxyz_q15189410_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{1999 XL145}}, year = {2026}, url = {https://4ort.xyz/entity/q15189410}, note = {Accessed: 2026-10-27}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): 1999 XL145 — https://4ort.xyz/entity/q15189410 (retrieved 2026-10-27)

Canonical URL: https://4ort.xyz/entity/q15189410 · Last refreshed:

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. 20w ago · LiMrBot bot · 2026-06-04 view diff on Wikidata ↗
    Apoapsis → {'unit': 'http://www.wikidata.org/entity/Q1811', 'amount': '
    Provisional designation → 1999 XL145
    Jpl small-body database spk-id → 20075455
    Periapsis → {'unit': 'http://www.wikidata.org/entity/Q1811', 'amount': '
    + 20 other properties edited (see Wikidata diff for full list)
    "/* wbremoveclaims-remove:1| */ Absolute magnitude: 15.8"
Live feed via Wikidata EventStreams. New edits appear within minutes of being made on Wikidata.