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(100512) 1997 AN20

asteroid
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Summary

(100512) 1997 AN20 is an asteroid[1].

Key Facts

  • Discoverer or inventor: Spacewatch[2]
  • Site of astronomical discovery: Kitt Peak National Observatory[3]
  • Follows: (100511) 1997 AY18[4]
  • Followed by: (100513) 1997 AL21[5]
  • Minor planet group: asteroid belt[6]
  • Parent astronomical body: Sun[7]
  • Provisional designation: 2003 GC31[8], 1997 AN20[9]
  • Time of discovery or invention: January 11, 1997[10]
  • Orbital eccentricity: 0.08608747866996329[11]
  • Absolute magnitude: 15.69[12]
  • Orbital inclination: 1.663120416241685 degree[13]
  • Orbital period: 1894.544557213452 day[14]
  • Longitude of ascending node: 218.2457720477404 degree[15]
  • Semi-major axis of an orbit: 2.996430883551736 astronomical unit[16]
  • Apoapsis: 3.254386063325515 astronomical unit[17]
  • Periapsis: 2.738475703777957 astronomical unit[18]
  • Argument of periapsis: 66.39633465220804 degree[19]
  • Mean anomaly: 52.09662747878824 degree[20]
  • Diameter: 3.183 km[21]
  • Albedo: 0.11[22]

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.
  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). (100512) 1997 AN20. Retrieved October 2, 2026, from https://4ort.xyz/entity/-100512-1997-an20
MLA “(100512) 1997 AN20.” 4ort.xyz Knowledge Graph, 4ort.xyz, 2 Oct. 2026, https://4ort.xyz/entity/-100512-1997-an20.
BibTeX @misc{4ortxyz_-100512-1997-an20_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{(100512) 1997 AN20}}, year = {2026}, url = {https://4ort.xyz/entity/-100512-1997-an20}, note = {Accessed: 2026-10-02}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): (100512) 1997 AN20 — https://4ort.xyz/entity/-100512-1997-an20 (retrieved 2026-10-02)

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