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(21371) 1997 TD28

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(21371) 1997 TD28

Summary

(21371) 1997 TD28 is an asteroid[1]. (21371) 1997 TD28 has Wikipedia articles in 5 language editions, a strong signal of global cultural recognition.[2]

Key Facts

  • (21371) 1997 TD28 is credited with the discovery of Uppsala-DLR Trojan Survey[3].
  • (21371) 1997 TD28's instance of is recorded as asteroid[4].
  • (21371) 1997 TD28's site of astronomical discovery is recorded as La Silla Observatory[5].
  • (21371) 1997 TD28's follows is recorded as (21370) 1997 TB28[6].
  • (21371) 1997 TD28's followed by is recorded as (21372) 1997 TM28[7].
  • (21371) 1997 TD28's minor planet group is recorded as Jupiter trojan[8].
  • (21371) 1997 TD28's minor planet group is recorded as Greek camp trojan asteroid[9].
  • (21371) 1997 TD28's parent astronomical body is recorded as Sun[10].
  • (21371) 1997 TD28's provisional designation is recorded as 1996 RU32[11].
  • (21371) 1997 TD28's provisional designation is recorded as 1997 TD28[12].
  • (21371) 1997 TD28's provisional designation is recorded as 1998 XQ1[13].
  • (21371) 1997 TD28's provisional designation is recorded as 2000 AG20[14].
  • (21371) 1997 TD28's time of discovery or invention is recorded as +1997-10-01T00:00:00Z[15].
  • (21371) 1997 TD28's JPL Small-Body Database SPK-ID is recorded as 20021371[16].
  • (21371) 1997 TD28's orbital eccentricity is recorded as {'amount': '+0.0699723'}[17].
  • (21371) 1997 TD28's orbital eccentricity is recorded as {'amount': '+0.07143896075286951'}[18].
  • (21371) 1997 TD28's Lagrangian point is recorded as L4-Jupiter-Sun[19].
  • (21371) 1997 TD28's absolute magnitude is recorded as {'amount': '+11.9'}[20].
  • (21371) 1997 TD28's absolute magnitude is recorded as {'amount': '+11.8'}[21].
  • (21371) 1997 TD28's absolute magnitude is recorded as {'amount': '+11.94'}[22].
  • (21371) 1997 TD28's orbital inclination is recorded as {'unit': 'Q28390', 'amount': '+7.86988'}[23].
  • (21371) 1997 TD28's orbital inclination is recorded as {'unit': 'Q28390', 'amount': '+7.875966042387079'}[24].
  • (21371) 1997 TD28's orbital period is recorded as {'unit': 'Q577', 'amount': '+11.97'}[25].
  • (21371) 1997 TD28's orbital period is recorded as {'unit': 'Q573', 'amount': '+4342.292742644131'}[26].
  • (21371) 1997 TD28's longitude of ascending node is recorded as {'unit': 'Q28390', 'amount': '+61.36188'}[27].

Body

Designation and Status

(21371) 1997 TD28's instance of is recorded as asteroid[4].

Why It Matters

(21371) 1997 TD28 has Wikipedia articles in 5 language editions, a strong signal of global cultural recognition.[2] (21371) 1997 TD28 is known by 8 alternative names across languages and contexts.[28]

References

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

Direct Wikidata claims

  1. [4] ↑ . 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. [5] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  4. [6] ↑ . wikidata.org.
  5. [7] ↑ . wikidata.org.
  6. [8] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  7. [9] ↑ . minorplanetcenter.org. minorplanetcenter.org. Provenance: wikidata.org.
  8. [10] ↑ . wikidata.org.
  9. [11] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  10. [12] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  11. [13] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  12. [14] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  13. [15] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  14. [16] ↑ . JPL Small-Body Database. Retrieved . wikidata.org.
  15. [17] ↑ . minorplanetcenter.net. minorplanetcenter.net. Provenance: wikidata.org.
  16. [18] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  17. [19] ↑ . wikidata.org.
  18. [20] ↑ . wikidata.org.
  19. [21] ↑ . minorplanetcenter.net. minorplanetcenter.net. Provenance: wikidata.org.
  20. [22] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  21. [23] ↑ . minorplanetcenter.net. minorplanetcenter.net. Provenance: wikidata.org.
  22. [24] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  23. [25] ↑ . minorplanetcenter.net. minorplanetcenter.net. Provenance: wikidata.org.
  24. [26] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  25. [27] ↑ . minorplanetcenter.net. minorplanetcenter.net. Provenance: wikidata.org.

Class ancestry

  1. [1] ↑ . Wikidata. wikidata.org.

Aggregate / graph-position facts

  1. [2] ↑ . Wikidata sitelinks. wikidata.org.
  2. [28] ↑ . Wikidata aliases. 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). (21371) 1997 TD28. Retrieved May 3, 2026, from https://4ort.xyz/entity/21371-1997-td28
MLA “(21371) 1997 TD28.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/21371-1997-td28.
BibTeX @misc{4ortxyz_21371-1997-td28_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{(21371) 1997 TD28}}, year = {2026}, url = {https://4ort.xyz/entity/21371-1997-td28}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): (21371) 1997 TD28 — https://4ort.xyz/entity/21371-1997-td28 (retrieved 2026-05-03)

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