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(66202) 1999 BJ21

asteroid
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(66202) 1999 BJ21

Summary

(66202) 1999 BJ21 is an asteroid[1].

Key Facts

  • (66202) 1999 BJ21 is credited with the discovery of Lincoln Near-Earth Asteroid Research[2].
  • (66202) 1999 BJ21's instance of is recorded as asteroid[3].
  • (66202) 1999 BJ21's site of astronomical discovery is recorded as Experimental Test Site[4].
  • (66202) 1999 BJ21 followed (66201) 1999 BC20[5].
  • (66202) 1999 BJ21 was followed by (66203) 1999 BV24[6].
  • (66202) 1999 BJ21's minor planet group is recorded as asteroid belt[7].
  • (66202) 1999 BJ21's parent astronomical body is recorded as Sun[8].
  • (66202) 1999 BJ21's provisional designation is recorded as 2000 JO70[9].
  • (66202) 1999 BJ21's provisional designation is recorded as 1999 BJ21[10].
  • (66202) 1999 BJ21's time of discovery or invention is recorded as January 16, 1999[11].
  • (66202) 1999 BJ21's orbital eccentricity is recorded as {'unit': '1', 'amount': '+0.1160448895773458'}[12].
  • (66202) 1999 BJ21's absolute magnitude is recorded as {'unit': '1', 'amount': '+13.86'}[13].
  • (66202) 1999 BJ21's orbital inclination is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+14.33404081597743'}[14].
  • (66202) 1999 BJ21's orbital period is recorded as {'unit': 'http://www.wikidata.org/entity/Q573', 'amount': '+1529.850371113365'}[15].
  • (66202) 1999 BJ21's longitude of ascending node is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+331.1555184428753'}[16].
  • (66202) 1999 BJ21's semi-major axis of an orbit is recorded as {'unit': 'http://www.wikidata.org/entity/Q1811', 'amount': '+2.598366168056544'}[17].
  • (66202) 1999 BJ21's apoapsis is recorded as {'unit': 'http://www.wikidata.org/entity/Q1811', 'amount': '+2.899893283110177'}[18].
  • (66202) 1999 BJ21's periapsis is recorded as {'unit': 'http://www.wikidata.org/entity/Q1811', 'amount': '+2.296839053002911'}[19].
  • (66202) 1999 BJ21's argument of periapsis is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+348.3927460748898'}[20].
  • (66202) 1999 BJ21's mean anomaly is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+192.3298743439049'}[21].
  • (66202) 1999 BJ21's diameter is recorded as {'unit': 'http://www.wikidata.org/entity/Q828224', 'amount': '+5.68'}[22].
  • (66202) 1999 BJ21's albedo is recorded as {'unit': '1', 'amount': '+0.317'}[23].
  • (66202) 1999 BJ21's epoch is recorded as October 17, 2024[24].
  • (66202) 1999 BJ21's time of periapsis is recorded as {'unit': 'http://www.wikidata.org/entity/Q14267', 'amount': '+2461313.0283443322'}[25].

Body

Designation and Status

(66202) 1999 BJ21'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.
  23. [24] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  24. [25] ↑ . 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). (66202) 1999 BJ21. Retrieved May 3, 2026, from https://4ort.xyz/entity/-66202-1999-bj21
MLA “(66202) 1999 BJ21.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/-66202-1999-bj21.
BibTeX @misc{4ortxyz_-66202-1999-bj21_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{(66202) 1999 BJ21}}, year = {2026}, url = {https://4ort.xyz/entity/-66202-1999-bj21}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): (66202) 1999 BJ21 — https://4ort.xyz/entity/-66202-1999-bj21 (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. 6w ago · LiMrBot bot · 2026-05-14 view diff on Wikidata ↗
    Periapsis → {'unit': 'http://www.wikidata.org/entity/Q1811', 'amount': '
    Jpl small-body database spk-id → 20066202
    Imported from → —
    Longitude of ascending node → {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount':
    + 22 other properties edited (see Wikidata diff for full list)
    "/* wbremoveclaims-remove:1| */ [[Property:P1457]]: 13.86"
Live feed via Wikidata EventStreams. New edits appear within minutes of being made on Wikidata.