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(143381) 2003 BC21

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(143381) 2003 BC21

Summary

(143381) 2003 BC21 is an asteroid[1].

Key Facts

  • (143381) 2003 BC21 is credited with the discovery of Near-Earth Asteroid Tracking[2].
  • (143381) 2003 BC21's instance of is recorded as asteroid[3].
  • (143381) 2003 BC21's instance of is recorded as near-Earth object[4].
  • (143381) 2003 BC21's site of astronomical discovery is recorded as Haleakalā Observatory[5].
  • (143381) 2003 BC21's follows is recorded as (143380) 2003 BH19[6].
  • (143381) 2003 BC21's followed by is recorded as (143382) 2003 BT21[7].
  • (143381) 2003 BC21's minor planet group is recorded as Amor asteroid[8].
  • (143381) 2003 BC21's parent astronomical body is recorded as Sun[9].
  • (143381) 2003 BC21's provisional designation is recorded as 2003 BC21[10].
  • (143381) 2003 BC21's time of discovery or invention is recorded as +2003-01-27T00:00:00Z[11].
  • (143381) 2003 BC21's JPL Small-Body Database SPK-ID is recorded as 20143381[12].
  • (143381) 2003 BC21's orbital eccentricity is recorded as {'unit': '1', 'amount': '+0.5108160113803863'}[13].
  • (143381) 2003 BC21's absolute magnitude is recorded as {'unit': '1', 'amount': '+16.21'}[14].
  • (143381) 2003 BC21's orbital inclination is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+5.474593478246172'}[15].
  • (143381) 2003 BC21's orbital period is recorded as {'unit': 'http://www.wikidata.org/entity/Q573', 'amount': '+1527.733327786059'}[16].
  • (143381) 2003 BC21's rotation period is recorded as {'unit': 'http://www.wikidata.org/entity/Q25235', 'amount': '+5.0678'}[17].
  • (143381) 2003 BC21's longitude of ascending node is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+292.1072093499625'}[18].
  • (143381) 2003 BC21's semi-major axis of an orbit is recorded as {'unit': 'http://www.wikidata.org/entity/Q1811', 'amount': '+2.595968494251384'}[19].
  • (143381) 2003 BC21's apoapsis is recorded as {'unit': 'http://www.wikidata.org/entity/Q1811', 'amount': '+3.922030766154024'}[20].
  • (143381) 2003 BC21's periapsis is recorded as {'unit': 'http://www.wikidata.org/entity/Q1811', 'amount': '+1.269906222348745'}[21].
  • (143381) 2003 BC21's argument of periapsis is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+114.0990720515923'}[22].
  • (143381) 2003 BC21's mean anomaly is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+159.3916308674921'}[23].
  • (143381) 2003 BC21's Google Knowledge Graph ID is recorded as /g/12z656c40[24].
  • (143381) 2003 BC21's Wolfram Language entity code is recorded as Entity["MinorPlanet", "MinorPlanet143381Provisional2003BC21"][25].
  • (143381) 2003 BC21's Minor Planet Center body ID is recorded as 143381[26].

Body

Designation and Status

Recorded instance of include asteroid[3] and near-Earth object[4].

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. [4] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  3. [2] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  4. [5] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  5. [6] ↑ . wikidata.org.
  6. [7] ↑ . wikidata.org.
  7. [8] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  8. [9] ↑ . 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] ↑ . wikidata.org.
  24. [25] ↑ . wikidata.org.
  25. [26] ↑ . 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). (143381) 2003 BC21. Retrieved May 3, 2026, from https://4ort.xyz/entity/-143381-2003-bc21
MLA “(143381) 2003 BC21.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/-143381-2003-bc21.
BibTeX @misc{4ortxyz_-143381-2003-bc21_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{(143381) 2003 BC21}}, year = {2026}, url = {https://4ort.xyz/entity/-143381-2003-bc21}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): (143381) 2003 BC21 — https://4ort.xyz/entity/-143381-2003-bc21 (retrieved 2026-05-03)

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