(71084) 1999 XQ121

asteroid
Place asteroid Q15186081
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(71084) 1999 XQ121

Summary

(71084) 1999 XQ121 is an asteroid[1].

Key Facts

  • (71084) 1999 XQ121 is credited with the discovery of Catalina Sky Survey[2].
  • (71084) 1999 XQ121's instance of is recorded as asteroid[3].
  • (71084) 1999 XQ121's site of astronomical discovery is recorded as Catalina Station[4].
  • (71084) 1999 XQ121 followed (71083) 1999 XO121[5].
  • (71084) 1999 XQ121 was followed by (71085) 1999 XX122[6].
  • (71084) 1999 XQ121's minor planet group is recorded as asteroid belt[7].
  • (71084) 1999 XQ121's parent astronomical body is recorded as Sun[8].
  • (71084) 1999 XQ121's provisional designation is recorded as 2001 BY65[9].
  • (71084) 1999 XQ121's provisional designation is recorded as 1999 XQ121[10].
  • (71084) 1999 XQ121's time of discovery or invention is recorded as December 5, 1999[11].
  • (71084) 1999 XQ121's orbital eccentricity is recorded as {'unit': '1', 'amount': '+0.08601656802798273'}[12].
  • (71084) 1999 XQ121's absolute magnitude is recorded as {'unit': '1', 'amount': '+14.94'}[13].
  • (71084) 1999 XQ121's orbital inclination is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+3.534866292406458'}[14].
  • (71084) 1999 XQ121's orbital period is recorded as {'unit': 'http://www.wikidata.org/entity/Q573', 'amount': '+1678.142546055709'}[15].
  • (71084) 1999 XQ121's longitude of ascending node is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+20.54772454598728'}[16].
  • (71084) 1999 XQ121's semi-major axis of an orbit is recorded as {'unit': 'http://www.wikidata.org/entity/Q1811', 'amount': '+2.763674857543128'}[17].
  • (71084) 1999 XQ121's apoapsis is recorded as {'unit': 'http://www.wikidata.org/entity/Q1811', 'amount': '+3.001396683934213'}[18].
  • (71084) 1999 XQ121's periapsis is recorded as {'unit': 'http://www.wikidata.org/entity/Q1811', 'amount': '+2.525953031152044'}[19].
  • (71084) 1999 XQ121's argument of periapsis is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+9.232074209927173'}[20].
  • (71084) 1999 XQ121's mean anomaly is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+179.8084709895682'}[21].
  • (71084) 1999 XQ121's diameter is recorded as {'unit': 'http://www.wikidata.org/entity/Q828224', 'amount': '+3.329'}[22].
  • (71084) 1999 XQ121's albedo is recorded as {'unit': '1', 'amount': '+0.175'}[23].
  • (71084) 1999 XQ121's epoch is recorded as October 17, 2024[24].
  • (71084) 1999 XQ121's time of periapsis is recorded as {'unit': 'http://www.wikidata.org/entity/Q14267', 'amount': '+2459762.321540809'}[25].

Body

Designation and Status

(71084) 1999 XQ121'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.
  22. [23] . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  23. [24] . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  24. [25] . 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). (71084) 1999 XQ121. Retrieved May 3, 2026, from https://4ort.xyz/entity/-71084-1999-xq121
MLA “(71084) 1999 XQ121.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/-71084-1999-xq121.
BibTeX @misc{4ortxyz_-71084-1999-xq121_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{(71084) 1999 XQ121}}, year = {2026}, url = {https://4ort.xyz/entity/-71084-1999-xq121}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): (71084) 1999 XQ121 — https://4ort.xyz/entity/-71084-1999-xq121 (retrieved 2026-05-03)

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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. 5w ago · LiMrBot bot · 2026-05-17 view diff on Wikidata ↗
    Diameter {'unit': 'http://www.wikidata.org/entity/Q828224', 'amount':
    Parent astronomical body Sun
    Site of astronomical discovery Catalina Station
    Imported from
    + 23 other properties edited (see Wikidata diff for full list)
    "/* wbremoveclaims-remove:1| */ [[Property:P1457]]: 14.94"
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