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(74974) 1999 TN222

asteroid
Place asteroid Q15187166
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Summary

(74974) 1999 TN222 is an asteroid[1].

Key Facts

  • Discoverer or inventor: Catalina Sky Survey[2]
  • Site of astronomical discovery: Catalina Station[3]
  • Follows: (74973) 1999 TP220[4]
  • Followed by: (74975) 1999 TJ231[5]
  • Minor planet group: asteroid belt[6]
  • Parent astronomical body: Sun[7]
  • Provisional designation: 1999 TN222[8]
  • Time of discovery or invention: October 2, 1999[9]
  • Orbital eccentricity: 0.1507449954264103[10]
  • Absolute magnitude: 16.72[11]
  • Orbital inclination: 2.871555489944812 degree[12]
  • Orbital period: 1305.712845932426 day[13]
  • Longitude of ascending node: 19.50280403111023 degree[14]
  • Semi-major axis of an orbit: 2.337937157114093 astronomical unit[15]
  • Apoapsis: 2.690369483170491 astronomical unit[16]
  • Periapsis: 1.985504831057694 astronomical unit[17]
  • Argument of periapsis: 39.55526120280551 degree[18]
  • Mean anomaly: 80.15976053182514 degree[19]
  • Epoch: November 21, 2025[20]
  • Time of periapsis: 2460709.7621415188 Julian day[21]

References

Programmatic citations — every numbered marker resolves to a verifiable graph row below.

Direct Wikidata claims

  1. [2] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  2. [3] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  3. [4] ↑ . wikidata.org.
  4. [5] ↑ . wikidata.org.
  5. [6] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  6. [7] ↑ . wikidata.org.
  7. [8] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: 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.

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). (74974) 1999 TN222. Retrieved October 29, 2026, from https://4ort.xyz/entity/-74974-1999-tn222
MLA “(74974) 1999 TN222.” 4ort.xyz Knowledge Graph, 4ort.xyz, 29 Oct. 2026, https://4ort.xyz/entity/-74974-1999-tn222.
BibTeX @misc{4ortxyz_-74974-1999-tn222_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{(74974) 1999 TN222}}, year = {2026}, url = {https://4ort.xyz/entity/-74974-1999-tn222}, note = {Accessed: 2026-10-29}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): (74974) 1999 TN222 — https://4ort.xyz/entity/-74974-1999-tn222 (retrieved 2026-10-29)

Canonical URL: https://4ort.xyz/entity/-74974-1999-tn222 · Last refreshed:

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. 22w ago · LiMrBot bot · 2026-05-25 view diff on Wikidata ↗
    Apoapsis → {'unit': 'Q1811', 'amount': '+2.690369483170491'}
    Time of periapsis → {'unit': 'Q14267', 'amount': '+2460709.7621415188'}
    Orbital eccentricity → {'amount': '+0.1507449954264103'}
    Imported from → —
    + 20 other properties edited (see Wikidata diff for full list)
    "/* wbremoveclaims-remove:1| */ Absolute magnitude: 16.75"
Live feed via Wikidata EventStreams. New edits appear within minutes of being made on Wikidata.