(66747) 1999 TO139

asteroid
Place asteroid Q15182173
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(66747) 1999 TO139

Summary

(66747) 1999 TO139 is an asteroid[1].

Key Facts

  • (66747) 1999 TO139 is credited with the discovery of Lincoln Near-Earth Asteroid Research[2].
  • (66747) 1999 TO139's instance of is recorded as asteroid[3].
  • (66747) 1999 TO139's site of astronomical discovery is recorded as Experimental Test Site[4].
  • (66747) 1999 TO139's follows is recorded as (66746) 1999 TW136[5].
  • (66747) 1999 TO139's followed by is recorded as (66748) 1999 TJ149[6].
  • (66747) 1999 TO139's minor planet group is recorded as asteroid belt[7].
  • (66747) 1999 TO139's parent astronomical body is recorded as Sun[8].
  • (66747) 1999 TO139's provisional designation is recorded as 2002 GU39[9].
  • (66747) 1999 TO139's provisional designation is recorded as 1999 TO139[10].
  • (66747) 1999 TO139's provisional designation is recorded as 1998 KJ31[11].
  • (66747) 1999 TO139's time of discovery or invention is recorded as +1999-10-06T00:00:00Z[12].
  • (66747) 1999 TO139's JPL Small-Body Database SPK-ID is recorded as 20066747[13].
  • (66747) 1999 TO139's orbital eccentricity is recorded as {'unit': '1', 'amount': '+0.1881016225809483'}[14].
  • (66747) 1999 TO139's absolute magnitude is recorded as {'unit': '1', 'amount': '+15.6'}[15].
  • (66747) 1999 TO139's orbital inclination is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+11.05202079441915'}[16].
  • (66747) 1999 TO139's orbital period is recorded as {'unit': 'http://www.wikidata.org/entity/Q573', 'amount': '+1619.551336804356'}[17].
  • (66747) 1999 TO139's longitude of ascending node is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+209.1075289596367'}[18].
  • (66747) 1999 TO139's semi-major axis of an orbit is recorded as {'unit': 'http://www.wikidata.org/entity/Q1811', 'amount': '+2.698966711065259'}[19].
  • (66747) 1999 TO139's apoapsis is recorded as {'unit': 'http://www.wikidata.org/entity/Q1811', 'amount': '+3.2066467287086'}[20].
  • (66747) 1999 TO139's periapsis is recorded as {'unit': 'http://www.wikidata.org/entity/Q1811', 'amount': '+2.191286693421918'}[21].
  • (66747) 1999 TO139's argument of periapsis is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+80.265238098758'}[22].
  • (66747) 1999 TO139's mean anomaly is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+308.9890280440466'}[23].
  • (66747) 1999 TO139's Minor Planet Center body ID is recorded as 66747[24].
  • (66747) 1999 TO139's epoch is recorded as October 17, 2024[25].
  • (66747) 1999 TO139's time of periapsis is recorded as {'unit': 'http://www.wikidata.org/entity/Q14267', 'amount': '+2460829.985799508'}[26].

Body

Designation and Status

(66747) 1999 TO139'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 . 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] . wikidata.org.
  24. [25] . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  25. [26] . 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). (66747) 1999 TO139. Retrieved May 3, 2026, from https://4ort.xyz/entity/-66747-1999-to139
MLA “(66747) 1999 TO139.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/-66747-1999-to139.
BibTeX @misc{4ortxyz_-66747-1999-to139_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{(66747) 1999 TO139}}, year = {2026}, url = {https://4ort.xyz/entity/-66747-1999-to139}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): (66747) 1999 TO139 — https://4ort.xyz/entity/-66747-1999-to139 (retrieved 2026-05-03)

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