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(137680) 1999 XW45

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(137680) 1999 XW45

Summary

(137680) 1999 XW45 is an asteroid[1].

Key Facts

  • (137680) 1999 XW45 is credited with the discovery of Lincoln Near-Earth Asteroid Research[2].
  • (137680) 1999 XW45's instance of is recorded as asteroid[3].
  • (137680) 1999 XW45's site of astronomical discovery is recorded as Experimental Test Site[4].
  • (137680) 1999 XW45's follows is recorded as (137679) 1999 XC45[5].
  • (137680) 1999 XW45's followed by is recorded as (137681) 1999 XT46[6].
  • (137680) 1999 XW45's minor planet group is recorded as asteroid belt[7].
  • (137680) 1999 XW45's parent astronomical body is recorded as Sun[8].
  • (137680) 1999 XW45's provisional designation is recorded as 1999 XW45[9].
  • (137680) 1999 XW45's provisional designation is recorded as 2003 YY38[10].
  • (137680) 1999 XW45's time of discovery or invention is recorded as +1999-12-07T00:00:00Z[11].
  • (137680) 1999 XW45's JPL Small-Body Database SPK-ID is recorded as 20137680[12].
  • (137680) 1999 XW45's orbital eccentricity is recorded as {'unit': '1', 'amount': '+0.1661422838099356'}[13].
  • (137680) 1999 XW45's absolute magnitude is recorded as {'unit': '1', 'amount': '+16.98'}[14].
  • (137680) 1999 XW45's orbital inclination is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+1.603301248487514'}[15].
  • (137680) 1999 XW45's orbital period is recorded as {'unit': 'http://www.wikidata.org/entity/Q573', 'amount': '+1352.581458556079'}[16].
  • (137680) 1999 XW45's rotation period is recorded as {'unit': 'http://www.wikidata.org/entity/Q25235', 'amount': '+7.617'}[17].
  • (137680) 1999 XW45's longitude of ascending node is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+326.966985506147'}[18].
  • (137680) 1999 XW45's semi-major axis of an orbit is recorded as {'unit': 'http://www.wikidata.org/entity/Q1811', 'amount': '+2.393554580760985'}[19].
  • (137680) 1999 XW45's apoapsis is recorded as {'unit': 'http://www.wikidata.org/entity/Q1811', 'amount': '+2.791225205232348'}[20].
  • (137680) 1999 XW45's periapsis is recorded as {'unit': 'http://www.wikidata.org/entity/Q1811', 'amount': '+1.995883956289622'}[21].
  • (137680) 1999 XW45's argument of periapsis is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+139.6911893048015'}[22].
  • (137680) 1999 XW45's mean anomaly is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+172.2458419596052'}[23].
  • (137680) 1999 XW45's Minor Planet Center body ID is recorded as 137680[24].
  • (137680) 1999 XW45's epoch is recorded as March 31, 2024[25].
  • (137680) 1999 XW45's time of periapsis is recorded as {'unit': 'http://www.wikidata.org/entity/Q14267', 'amount': '+2459753.3429662557'}[26].

Body

Designation and Status

(137680) 1999 XW45'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 . 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.
  23. [24] ↑ . wikidata.org.
  24. [25] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. 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). (137680) 1999 XW45. Retrieved May 3, 2026, from https://4ort.xyz/entity/-137680-1999-xw45
MLA “(137680) 1999 XW45.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/-137680-1999-xw45.
BibTeX @misc{4ortxyz_-137680-1999-xw45_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{(137680) 1999 XW45}}, year = {2026}, url = {https://4ort.xyz/entity/-137680-1999-xw45}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): (137680) 1999 XW45 — https://4ort.xyz/entity/-137680-1999-xw45 (retrieved 2026-05-03)

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