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(70977) 1999 XU23

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(70977) 1999 XU23

Summary

(70977) 1999 XU23 is an asteroid[1].

Key Facts

  • (70977) 1999 XU23 is credited with the discovery of Lincoln Near-Earth Asteroid Research[2].
  • (70977) 1999 XU23's instance of is recorded as asteroid[3].
  • (70977) 1999 XU23's site of astronomical discovery is recorded as Experimental Test Site[4].
  • (70977) 1999 XU23 followed (70976) 1999 XS23[5].
  • (70977) 1999 XU23 was followed by (70978) 1999 XP24[6].
  • (70977) 1999 XU23's minor planet group is recorded as asteroid belt[7].
  • (70977) 1999 XU23's parent astronomical body is recorded as Sun[8].
  • (70977) 1999 XU23's provisional designation is recorded as 1999 XU23[9].
  • (70977) 1999 XU23's time of discovery or invention is recorded as December 6, 1999[10].
  • (70977) 1999 XU23's orbital eccentricity is recorded as {'unit': '1', 'amount': '+0.1174624393093511'}[11].
  • (70977) 1999 XU23's absolute magnitude is recorded as {'unit': '1', 'amount': '+14.99'}[12].
  • (70977) 1999 XU23's orbital inclination is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+9.442710805272764'}[13].
  • (70977) 1999 XU23's orbital period is recorded as {'unit': 'http://www.wikidata.org/entity/Q573', 'amount': '+1500.596292465871'}[14].
  • (70977) 1999 XU23's longitude of ascending node is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+229.0304913094122'}[15].
  • (70977) 1999 XU23's semi-major axis of an orbit is recorded as {'unit': 'http://www.wikidata.org/entity/Q1811', 'amount': '+2.565135403819475'}[16].
  • (70977) 1999 XU23's apoapsis is recorded as {'unit': 'http://www.wikidata.org/entity/Q1811', 'amount': '+2.866442465510888'}[17].
  • (70977) 1999 XU23's periapsis is recorded as {'unit': 'http://www.wikidata.org/entity/Q1811', 'amount': '+2.263828342128062'}[18].
  • (70977) 1999 XU23's argument of periapsis is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+178.3720652778998'}[19].
  • (70977) 1999 XU23's mean anomaly is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+20.7121134737904'}[20].
  • (70977) 1999 XU23's epoch is recorded as October 17, 2024[21].
  • (70977) 1999 XU23's time of periapsis is recorded as {'unit': 'http://www.wikidata.org/entity/Q14267', 'amount': '+2460514.1652203114'}[22].

Body

Designation and Status

(70977) 1999 XU23'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). (70977) 1999 XU23. Retrieved May 3, 2026, from https://4ort.xyz/entity/-70977-1999-xu23
MLA “(70977) 1999 XU23.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/-70977-1999-xu23.
BibTeX @misc{4ortxyz_-70977-1999-xu23_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{(70977) 1999 XU23}}, year = {2026}, url = {https://4ort.xyz/entity/-70977-1999-xu23}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): (70977) 1999 XU23 — https://4ort.xyz/entity/-70977-1999-xu23 (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. 28d ago · LiMrBot bot · 2026-05-14 view diff on Wikidata ↗
    Time of periapsis → {'unit': 'http://www.wikidata.org/entity/Q14267', 'amount':
    Epoch → October 17, 2024
    Orbital inclination → {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount':
    Periapsis → {'unit': 'http://www.wikidata.org/entity/Q1811', 'amount': '
    + 21 other properties edited (see Wikidata diff for full list)
    "/* wbremoveclaims-remove:1| */ [[Property:P1457]]: 14.99"
Live feed via Wikidata EventStreams. New edits appear within minutes of being made on Wikidata.