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(66785) 1999 TN228

asteroid
Place asteroid Q15182077
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(66785) 1999 TN228

Summary

(66785) 1999 TN228 is an asteroid[1].

Key Facts

  • (66785) 1999 TN228 is credited with the discovery of Lincoln Near-Earth Asteroid Research[2].
  • (66785) 1999 TN228's instance of is recorded as asteroid[3].
  • (66785) 1999 TN228's site of astronomical discovery is recorded as Experimental Test Site[4].
  • (66785) 1999 TN228 followed (66784) 1999 TM228[5].
  • (66785) 1999 TN228 was followed by (66786) 1999 TX228[6].
  • (66785) 1999 TN228's minor planet group is recorded as asteroid belt[7].
  • (66785) 1999 TN228's parent astronomical body is recorded as Sun[8].
  • (66785) 1999 TN228's provisional designation is recorded as 1999 TN228[9].
  • (66785) 1999 TN228's provisional designation is recorded as 1999 RX97[10].
  • (66785) 1999 TN228's time of discovery or invention is recorded as October 2, 1999[11].
  • (66785) 1999 TN228's orbital eccentricity is recorded as {'unit': '1', 'amount': '+0.1434537787948249'}[12].
  • (66785) 1999 TN228's absolute magnitude is recorded as {'unit': '1', 'amount': '+15.82'}[13].
  • (66785) 1999 TN228's orbital inclination is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+7.52131437437451'}[14].
  • (66785) 1999 TN228's orbital period is recorded as {'unit': 'http://www.wikidata.org/entity/Q573', 'amount': '+1523.482136319778'}[15].
  • (66785) 1999 TN228's longitude of ascending node is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+168.4926717210025'}[16].
  • (66785) 1999 TN228's semi-major axis of an orbit is recorded as {'unit': 'http://www.wikidata.org/entity/Q1811', 'amount': '+2.591150426636983'}[17].
  • (66785) 1999 TN228's apoapsis is recorded as {'unit': 'http://www.wikidata.org/entity/Q1811', 'amount': '+2.962860746763881'}[18].
  • (66785) 1999 TN228's periapsis is recorded as {'unit': 'http://www.wikidata.org/entity/Q1811', 'amount': '+2.219440106510085'}[19].
  • (66785) 1999 TN228's argument of periapsis is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+203.2405936623864'}[20].
  • (66785) 1999 TN228's mean anomaly is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+357.228270717073'}[21].
  • (66785) 1999 TN228's diameter is recorded as {'unit': 'http://www.wikidata.org/entity/Q828224', 'amount': '+3.892'}[22].
  • (66785) 1999 TN228's albedo is recorded as {'unit': '1', 'amount': '+0.056'}[23].
  • (66785) 1999 TN228's epoch is recorded as October 17, 2024[24].
  • (66785) 1999 TN228's time of periapsis is recorded as {'unit': 'http://www.wikidata.org/entity/Q14267', 'amount': '+2460612.2296668035'}[25].

Body

Designation and Status

(66785) 1999 TN228'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). (66785) 1999 TN228. Retrieved May 3, 2026, from https://4ort.xyz/entity/-66785-1999-tn228
MLA “(66785) 1999 TN228.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/-66785-1999-tn228.
BibTeX @misc{4ortxyz_-66785-1999-tn228_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{(66785) 1999 TN228}}, year = {2026}, url = {https://4ort.xyz/entity/-66785-1999-tn228}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): (66785) 1999 TN228 — https://4ort.xyz/entity/-66785-1999-tn228 (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. 4w ago · LiMrBot bot · 2026-05-13 view diff on Wikidata ↗
    Time of discovery or invention → +1999-10-02T00:00:00Z
    Jpl small-body database spk-id → 20066785
    Site of astronomical discovery → Experimental Test Site
    Argument of periapsis → {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount':
    + 22 other properties edited (see Wikidata diff for full list)
    "/* wbremoveclaims-remove:1| */ [[Property:P1457]]: 15.82"
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