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(75427) 1999 XK123

asteroid
Thing Asteroid Q8335321

Facts

21 properties
Instance of
asteroid
Follows
1999 XJ123[4]
Followed by
1999 XM123[5]
Absolute magnitude
15.83[12]
Apoapsis
2.677436433080373 astronomical unit[17]
Argument of periapsis
341.821914937615 degree[19]
Discoverer or inventor
Catalina Sky Survey[2]
Epoch
October 17, 2024[21]
Longitude of ascending node
5.852479705044106 degree[15]
Mean anomaly
7.657295690633572 degree[20]
Minor planet group
asteroid belt[6]
Orbital eccentricity
0.1351464295344312[11]
Orbital inclination
6.861197805899955 degree[13]
Orbital period
1,323.120349084637 day[14]
Parent astronomical body
Sun[7]
Periapsis
2.039904631329259 astronomical unit[18]
Provisional designation
1999 XK123, 2001 FQ115[8][9]
Semi-major axis of an orbit
2.358670532204816 astronomical unit[16]
Site of astronomical discovery
Catalina Station[3]
Time of discovery or invention
December 7, 1999[10]
Time of periapsis
2,460,572.35687848 Julian day[22]
🏷️ Also known as
ar (75427) 1999 XK123 ru 1999 XK123 ru 2001 FQ115 zh 小行星75427
🔖 Identifiers · 3
Google Knowledge Graph ID
/g/11h_3t2w38
JPL Small-Body Database SPK-ID
20075427
Minor Planet Center body ID
75427

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Summary

(75427) 1999 XK123 is an asteroid[1].

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.

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). (75427) 1999 XK123. Retrieved May 7, 2026, from https://4ort.xyz/entity/q8335321
MLA “(75427) 1999 XK123.” 4ort.xyz Knowledge Graph, 4ort.xyz, 7 May. 2026, https://4ort.xyz/entity/q8335321.
BibTeX @misc{4ortxyz_q8335321_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{(75427) 1999 XK123}}, year = {2026}, url = {https://4ort.xyz/entity/q8335321}, note = {Accessed: 2026-05-07}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): (75427) 1999 XK123 — https://4ort.xyz/entity/q8335321 (retrieved 2026-05-07)

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