(126187) 2002 AA21

asteroid
Place asteroid Q8258068
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(126187) 2002 AA21

Summary

(126187) 2002 AA21 is an asteroid[1].

Key Facts

  • (126187) 2002 AA21 is credited with the discovery of Lincoln Near-Earth Asteroid Research[2].
  • (126187) 2002 AA21's instance of is recorded as asteroid[3].
  • (126187) 2002 AA21's site of astronomical discovery is recorded as Experimental Test Site[4].
  • (126187) 2002 AA21's follows is recorded as (126186) 2002 AU20[5].
  • (126187) 2002 AA21's followed by is recorded as (126188) 2002 AK21[6].
  • (126187) 2002 AA21's minor planet group is recorded as asteroid belt[7].
  • (126187) 2002 AA21's parent astronomical body is recorded as Sun[8].
  • (126187) 2002 AA21's provisional designation is recorded as 1999 DX4[9].
  • (126187) 2002 AA21's provisional designation is recorded as 2002 AA21[10].
  • (126187) 2002 AA21's time of discovery or invention is recorded as +2002-01-07T00:00:00Z[11].
  • (126187) 2002 AA21's JPL Small-Body Database SPK-ID is recorded as 20126187[12].
  • (126187) 2002 AA21's orbital eccentricity is recorded as {'unit': '1', 'amount': '+0.2139812023109296'}[13].
  • (126187) 2002 AA21's absolute magnitude is recorded as {'unit': '1', 'amount': '+14.83'}[14].
  • (126187) 2002 AA21's orbital inclination is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+20.97377690319613'}[15].
  • (126187) 2002 AA21's orbital period is recorded as {'unit': 'http://www.wikidata.org/entity/Q573', 'amount': '+1257.090668636115'}[16].
  • (126187) 2002 AA21's longitude of ascending node is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+287.1957790659424'}[17].
  • (126187) 2002 AA21's semi-major axis of an orbit is recorded as {'unit': 'http://www.wikidata.org/entity/Q1811', 'amount': '+2.279530726217047'}[18].
  • (126187) 2002 AA21's apoapsis is recorded as {'unit': 'http://www.wikidata.org/entity/Q1811', 'amount': '+2.767307451717677'}[19].
  • (126187) 2002 AA21's periapsis is recorded as {'unit': 'http://www.wikidata.org/entity/Q1811', 'amount': '+1.791754000716417'}[20].
  • (126187) 2002 AA21's argument of periapsis is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+87.04458902501948'}[21].
  • (126187) 2002 AA21's mean anomaly is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+219.765716398831'}[22].
  • (126187) 2002 AA21's diameter is recorded as {'unit': 'http://www.wikidata.org/entity/Q828224', 'amount': '+3.002'}[23].
  • (126187) 2002 AA21's albedo is recorded as {'unit': '1', 'amount': '+0.341'}[24].
  • (126187) 2002 AA21's Minor Planet Center body ID is recorded as 126187[25].
  • (126187) 2002 AA21's epoch is recorded as March 31, 2024[26].

Body

Designation and Status

(126187) 2002 AA21'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 . 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] . wikidata.org.
  25. [26] . 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). (126187) 2002 AA21. Retrieved May 3, 2026, from https://4ort.xyz/entity/-126187-2002-aa21
MLA “(126187) 2002 AA21.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/-126187-2002-aa21.
BibTeX @misc{4ortxyz_-126187-2002-aa21_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{(126187) 2002 AA21}}, year = {2026}, url = {https://4ort.xyz/entity/-126187-2002-aa21}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): (126187) 2002 AA21 — https://4ort.xyz/entity/-126187-2002-aa21 (retrieved 2026-05-03)

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