2004 BY21

asteroid
Place asteroid Q15035676
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2004 BY21

Summary

2004 BY21 is an asteroid[1].

Key Facts

  • 2004 BY21's instance of is recorded as asteroid[2].
  • 2004 BY21's instance of is recorded as near-Earth object[3].
  • 2004 BY21's minor planet group is recorded as Amor asteroid[4].
  • 2004 BY21's parent astronomical body is recorded as Sun[5].
  • 2004 BY21's JPL Small-Body Database SPK-ID is recorded as 3174192[6].
  • 2004 BY21's orbital eccentricity is recorded as {'unit': '1', 'amount': '+0.4766774055389904'}[7].
  • 2004 BY21's absolute magnitude is recorded as {'unit': '1', 'amount': '+18.94'}[8].
  • 2004 BY21's orbital inclination is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+6.558163184529594'}[9].
  • 2004 BY21's orbital period is recorded as {'unit': 'http://www.wikidata.org/entity/Q573', 'amount': '+1372.795102897426'}[10].
  • 2004 BY21's longitude of ascending node is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+40.25757224092113'}[11].
  • 2004 BY21's semi-major axis of an orbit is recorded as {'unit': 'http://www.wikidata.org/entity/Q1811', 'amount': '+2.417342548404053'}[12].
  • 2004 BY21's apoapsis is recorded as {'unit': 'http://www.wikidata.org/entity/Q1811', 'amount': '+3.569635122676309'}[13].
  • 2004 BY21's periapsis is recorded as {'unit': 'http://www.wikidata.org/entity/Q1811', 'amount': '+1.265049974131798'}[14].
  • 2004 BY21's argument of periapsis is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+155.4399773612725'}[15].
  • 2004 BY21's mean anomaly is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+205.2029999108947'}[16].
  • 2004 BY21's Google Knowledge Graph ID is recorded as /g/12z65frkt[17].
  • 2004 BY21's Minor Planet Center body ID is recorded as 2004 BY21[18].
  • 2004 BY21's epoch is recorded as May 5, 2025[19].
  • 2004 BY21's time of periapsis is recorded as {'unit': 'http://www.wikidata.org/entity/Q14267', 'amount': '+2461390.7904546265'}[20].

Body

Designation and Status

Recorded instance of include asteroid[2] and near-Earth object[3].

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] . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  4. [5] . wikidata.org.
  5. [6] . JPL Small-Body Database. wikidata.org.
  6. [7] . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: 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] . wikidata.org.
  17. [18] . 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.

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). 2004 BY21. Retrieved May 3, 2026, from https://4ort.xyz/entity/2004-by21
MLA “2004 BY21.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/2004-by21.
BibTeX @misc{4ortxyz_2004-by21_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{2004 BY21}}, year = {2026}, url = {https://4ort.xyz/entity/2004-by21}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): 2004 BY21 — https://4ort.xyz/entity/2004-by21 (retrieved 2026-05-03)

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