(68326) 2001 HD21

asteroid
Place asteroid Q15185558
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(68326) 2001 HD21

Summary

(68326) 2001 HD21 is an asteroid[1].

Key Facts

  • (68326) 2001 HD21 is credited with the discovery of Lincoln Near-Earth Asteroid Research[2].
  • (68326) 2001 HD21's instance of is recorded as asteroid[3].
  • (68326) 2001 HD21's site of astronomical discovery is recorded as Experimental Test Site[4].
  • (68326) 2001 HD21 followed 68325 Begues[5].
  • (68326) 2001 HD21 was followed by (68327) 2001 HW35[6].
  • (68326) 2001 HD21's minor planet group is recorded as asteroid belt[7].
  • (68326) 2001 HD21's parent astronomical body is recorded as Sun[8].
  • (68326) 2001 HD21's provisional designation is recorded as 2001 HD21[9].
  • (68326) 2001 HD21's provisional designation is recorded as 2000 AR209[10].
  • (68326) 2001 HD21's time of discovery or invention is recorded as April 23, 2001[11].
  • (68326) 2001 HD21's orbital eccentricity is recorded as {'unit': '1', 'amount': '+0.1042123073631135'}[12].
  • (68326) 2001 HD21's absolute magnitude is recorded as {'unit': '1', 'amount': '+16.71'}[13].
  • (68326) 2001 HD21's orbital inclination is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+2.126462246614412'}[14].
  • (68326) 2001 HD21's orbital period is recorded as {'unit': 'http://www.wikidata.org/entity/Q573', 'amount': '+1302.783984926337'}[15].
  • (68326) 2001 HD21's longitude of ascending node is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+214.1577943624592'}[16].
  • (68326) 2001 HD21's semi-major axis of an orbit is recorded as {'unit': 'http://www.wikidata.org/entity/Q1811', 'amount': '+2.334439677812196'}[17].
  • (68326) 2001 HD21's apoapsis is recorded as {'unit': 'http://www.wikidata.org/entity/Q1811', 'amount': '+2.577717023037008'}[18].
  • (68326) 2001 HD21's periapsis is recorded as {'unit': 'http://www.wikidata.org/entity/Q1811', 'amount': '+2.091162332587384'}[19].
  • (68326) 2001 HD21's argument of periapsis is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+3.459867622672918'}[20].
  • (68326) 2001 HD21's mean anomaly is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+209.1527939036848'}[21].
  • (68326) 2001 HD21's epoch is recorded as October 17, 2024[22].
  • (68326) 2001 HD21's time of periapsis is recorded as {'unit': 'http://www.wikidata.org/entity/Q14267', 'amount': '+2461146.3925674255'}[23].

Body

Designation and Status

(68326) 2001 HD21'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.
  22. [23] . 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). (68326) 2001 HD21. Retrieved May 3, 2026, from https://4ort.xyz/entity/-68326-2001-hd21
MLA “(68326) 2001 HD21.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/-68326-2001-hd21.
BibTeX @misc{4ortxyz_-68326-2001-hd21_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{(68326) 2001 HD21}}, year = {2026}, url = {https://4ort.xyz/entity/-68326-2001-hd21}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): (68326) 2001 HD21 — https://4ort.xyz/entity/-68326-2001-hd21 (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. 17d ago · LiMrBot bot · 2026-05-17 view diff on Wikidata ↗
    Follows 68325 Begues
    Orbital period {'unit': 'http://www.wikidata.org/entity/Q573', 'amount': '+
    Mean anomaly {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount':
    Imported from
    + 20 other properties edited (see Wikidata diff for full list)
    "/* wbremoveclaims-remove:1| */ [[Property:P1457]]: 16.71"
Live feed via Wikidata EventStreams. New edits appear within minutes of being made on Wikidata.