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(66942) 1999 WR12

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Place asteroid Q15181789
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(66942) 1999 WR12

Summary

(66942) 1999 WR12 is an asteroid[1].

Key Facts

  • (66942) 1999 WR12 is credited with the discovery of Spacewatch[2].
  • (66942) 1999 WR12's instance of is recorded as asteroid[3].
  • (66942) 1999 WR12's site of astronomical discovery is recorded as Kitt Peak National Observatory[4].
  • (66942) 1999 WR12 followed (66941) 1999 WO11[5].
  • (66942) 1999 WR12 was followed by (66943) 1999 WF17[6].
  • (66942) 1999 WR12's minor planet group is recorded as asteroid belt[7].
  • (66942) 1999 WR12's parent astronomical body is recorded as Sun[8].
  • (66942) 1999 WR12's provisional designation is recorded as 1999 WR12[9].
  • (66942) 1999 WR12's time of discovery or invention is recorded as November 29, 1999[10].
  • (66942) 1999 WR12's orbital eccentricity is recorded as {'unit': '1', 'amount': '+0.2254470381320891'}[11].
  • (66942) 1999 WR12's absolute magnitude is recorded as {'unit': '1', 'amount': '+15.71'}[12].
  • (66942) 1999 WR12's orbital inclination is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+1.637546379422314'}[13].
  • (66942) 1999 WR12's orbital period is recorded as {'unit': 'http://www.wikidata.org/entity/Q573', 'amount': '+1657.775842518918'}[14].
  • (66942) 1999 WR12's longitude of ascending node is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+203.1027954917277'}[15].
  • (66942) 1999 WR12's semi-major axis of an orbit is recorded as {'unit': 'http://www.wikidata.org/entity/Q1811', 'amount': '+2.741268569055461'}[16].
  • (66942) 1999 WR12's apoapsis is recorded as {'unit': 'http://www.wikidata.org/entity/Q1811', 'amount': '+3.359279448673605'}[17].
  • (66942) 1999 WR12's periapsis is recorded as {'unit': 'http://www.wikidata.org/entity/Q1811', 'amount': '+2.123257689437317'}[18].
  • (66942) 1999 WR12's argument of periapsis is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+210.22767504'}[19].
  • (66942) 1999 WR12's mean anomaly is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+163.7687636939226'}[20].
  • (66942) 1999 WR12's diameter is recorded as {'unit': 'http://www.wikidata.org/entity/Q828224', 'amount': '+3.553'}[21].
  • (66942) 1999 WR12's albedo is recorded as {'unit': '1', 'amount': '+0.097'}[22].
  • (66942) 1999 WR12's epoch is recorded as October 17, 2024[23].
  • (66942) 1999 WR12's time of periapsis is recorded as {'unit': 'http://www.wikidata.org/entity/Q14267', 'amount': '+2459846.355832747'}[24].

Body

Designation and Status

(66942) 1999 WR12'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.

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). (66942) 1999 WR12. Retrieved May 3, 2026, from https://4ort.xyz/entity/-66942-1999-wr12
MLA “(66942) 1999 WR12.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/-66942-1999-wr12.
BibTeX @misc{4ortxyz_-66942-1999-wr12_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{(66942) 1999 WR12}}, year = {2026}, url = {https://4ort.xyz/entity/-66942-1999-wr12}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): (66942) 1999 WR12 — https://4ort.xyz/entity/-66942-1999-wr12 (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. 26d ago · LiMrBot bot · 2026-05-12 view diff on Wikidata ↗
    Absolute magnitude → {'unit': '1', 'amount': '+15.71'}
    Epoch → October 17, 2024
    Time of periapsis → {'unit': 'http://www.wikidata.org/entity/Q14267', 'amount':
    Orbital inclination → {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount':
    + 23 other properties edited (see Wikidata diff for full list)
    "/* wbremoveclaims-remove:1| */ [[Property:P1096]]: 0.2254470381320891±0.000000035207"
Live feed via Wikidata EventStreams. New edits appear within minutes of being made on Wikidata.