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(74877) 1999 TU103

asteroid
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(74877) 1999 TU103

Summary

(74877) 1999 TU103 is an asteroid[1].

Key Facts

  • (74877) 1999 TU103 is credited with the discovery of Lincoln Near-Earth Asteroid Research[2].
  • (74877) 1999 TU103's instance of is recorded as asteroid[3].
  • (74877) 1999 TU103's site of astronomical discovery is recorded as Experimental Test Site[4].
  • (74877) 1999 TU103 followed (74876) 1999 TN103[5].
  • (74877) 1999 TU103 was followed by (74878) 1999 TK104[6].
  • (74877) 1999 TU103's minor planet group is recorded as asteroid belt[7].
  • (74877) 1999 TU103's parent astronomical body is recorded as Sun[8].
  • (74877) 1999 TU103's provisional designation is recorded as 1999 TU103[9].
  • (74877) 1999 TU103's time of discovery or invention is recorded as October 3, 1999[10].
  • (74877) 1999 TU103's orbital eccentricity is recorded as {'unit': '1', 'amount': '+0.0903039827593485'}[11].
  • (74877) 1999 TU103's absolute magnitude is recorded as {'unit': '1', 'amount': '+15.96'}[12].
  • (74877) 1999 TU103's orbital inclination is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+8.346853491369549'}[13].
  • (74877) 1999 TU103's orbital period is recorded as {'unit': 'http://www.wikidata.org/entity/Q573', 'amount': '+1245.729100277179'}[14].
  • (74877) 1999 TU103's longitude of ascending node is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+351.5962233853044'}[15].
  • (74877) 1999 TU103's semi-major axis of an orbit is recorded as {'unit': 'http://www.wikidata.org/entity/Q1811', 'amount': '+2.265775041553428'}[16].
  • (74877) 1999 TU103's apoapsis is recorded as {'unit': 'http://www.wikidata.org/entity/Q1811', 'amount': '+2.470383551842431'}[17].
  • (74877) 1999 TU103's periapsis is recorded as {'unit': 'http://www.wikidata.org/entity/Q1811', 'amount': '+2.061166531264425'}[18].
  • (74877) 1999 TU103's argument of periapsis is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+80.82942831261417'}[19].
  • (74877) 1999 TU103's mean anomaly is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+75.40984317126033'}[20].
  • (74877) 1999 TU103's epoch is recorded as October 17, 2024[21].
  • (74877) 1999 TU103's time of periapsis is recorded as {'unit': 'http://www.wikidata.org/entity/Q14267', 'amount': '+2460339.554899762'}[22].

Body

Designation and Status

(74877) 1999 TU103'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). (74877) 1999 TU103. Retrieved May 3, 2026, from https://4ort.xyz/entity/-74877-1999-tu103
MLA “(74877) 1999 TU103.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/-74877-1999-tu103.
BibTeX @misc{4ortxyz_-74877-1999-tu103_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{(74877) 1999 TU103}}, year = {2026}, url = {https://4ort.xyz/entity/-74877-1999-tu103}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): (74877) 1999 TU103 — https://4ort.xyz/entity/-74877-1999-tu103 (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. 21d ago · LiMrBot bot · 2026-05-25 view diff on Wikidata ↗
    Orbital period → {'unit': 'http://www.wikidata.org/entity/Q573', 'amount': '+
    Apoapsis → {'unit': 'http://www.wikidata.org/entity/Q1811', 'amount': '
    Time of periapsis → {'unit': 'http://www.wikidata.org/entity/Q14267', 'amount':
    Orbital eccentricity → {'unit': '1', 'amount': '+0.0903039827593485'}
    + 20 other properties edited (see Wikidata diff for full list)
    "/* wbremoveclaims-remove:1| */ [[Property:P1457]]: 15.96"
Live feed via Wikidata EventStreams. New edits appear within minutes of being made on Wikidata.