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1999 XU115

asteroid
Thing Asteroid Q15189464

Facts

21 properties
Instance of
asteroid
Follows
1999 XK115[3]
Followed by
1999 XR116[4]
Absolute magnitude
+15.04[11]
Apoapsis
+2.740016056758666[16]
Argument of periapsis
+54.52571061660391[18]
Discoverer or inventor
Catalina Sky Survey[1]
Epoch
November 21, 2025[20]
Longitude of ascending node
+257.5333097001883[14]
Mean anomaly
+190.9381228828081[19]
Minor planet group
asteroid belt[5]
Orbital eccentricity
+0.1767683845635132[10]
Orbital inclination
+11.30087588727693[12]
Orbital period
+1297.751682648168[13]
Parent astronomical body
Sun[6]
Periapsis
+1.916832466198538[17]
Provisional designation
2001 BW51, 1999 XU115[7][8]
Semi-major axis of an orbit
+2.328424261478601[15]
Site of astronomical discovery
Catalina Station[2]
Time of discovery or invention
December 5, 1999[9]
Time of periapsis
+2461609.94537639[21]
🏷️ Also known as
ru 1999 XU115 ru 2001 BW51 zh 小行星75416
🔖 Identifiers · 2
JPL Small-Body Database SPK-ID
20075416
Minor Planet Center body ID
75416

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References

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

Direct Wikidata claims

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

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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 XU115. Retrieved October 29, 2026, from https://4ort.xyz/entity/q15189464
MLA “1999 XU115.” 4ort.xyz Knowledge Graph, 4ort.xyz, 29 Oct. 2026, https://4ort.xyz/entity/q15189464.
BibTeX @misc{4ortxyz_q15189464_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{1999 XU115}}, year = {2026}, url = {https://4ort.xyz/entity/q15189464}, note = {Accessed: 2026-10-29}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): 1999 XU115 — https://4ort.xyz/entity/q15189464 (retrieved 2026-10-29)

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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. 23w ago · LiMrBot bot · 2026-06-04 view diff on Wikidata ↗
    Apoapsis → 2.740016 astronomical unit
    Provisional designation → 2001 BW51, 1999 XU115
    JPL Small-Body Database SPK-ID → 20075416
    Periapsis → 1.916832 astronomical unit
    + 19 other properties edited (see Wikidata diff for full list)
    "Removed claim: Absolute magnitude: 15.06"
Live feed via Wikidata EventStreams. New edits appear within minutes of being made on Wikidata.