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(13521) 1991 BK

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(13521) 1991 BK

Summary

(13521) 1991 BK is an asteroid[1].

Key Facts

  • (13521) 1991 BK is credited with the discovery of Tsutomu Hioki[2].
  • (13521) 1991 BK is credited with the discovery of Shūji Hayakawa[3].
  • (13521) 1991 BK's instance of is recorded as asteroid[4].
  • (13521) 1991 BK's site of astronomical discovery is recorded as Okutama[5].
  • (13521) 1991 BK's follows is recorded as 13520 Félicienrops[6].
  • (13521) 1991 BK's followed by is recorded as (13522) 1991 FG[7].
  • (13521) 1991 BK's minor planet group is recorded as asteroid belt[8].
  • (13521) 1991 BK's parent astronomical body is recorded as Sun[9].
  • (13521) 1991 BK's provisional designation is recorded as 1994 UU2[10].
  • (13521) 1991 BK's provisional designation is recorded as 1991 BK[11].
  • (13521) 1991 BK's provisional designation is recorded as 1974 DV1[12].
  • (13521) 1991 BK's time of discovery or invention is recorded as +1991-01-19T00:00:00Z[13].
  • (13521) 1991 BK's JPL Small-Body Database SPK-ID is recorded as 20013521[14].
  • (13521) 1991 BK's orbital eccentricity is recorded as {'amount': '+0.28'}[15].
  • (13521) 1991 BK's orbital eccentricity is recorded as {'amount': '+0.2787268'}[16].
  • (13521) 1991 BK's orbital eccentricity is recorded as {'amount': '+0.2792639590640367'}[17].
  • (13521) 1991 BK's absolute magnitude is recorded as {'amount': '+13.6'}[18].
  • (13521) 1991 BK's absolute magnitude is recorded as {'amount': '+13.8'}[19].
  • (13521) 1991 BK's orbital inclination is recorded as {'unit': 'Q28390', 'amount': '+5.73370'}[20].
  • (13521) 1991 BK's orbital inclination is recorded as {'unit': 'Q28390', 'amount': '+5.733518054585921'}[21].
  • (13521) 1991 BK's orbital period is recorded as {'unit': 'Q577', 'amount': '+4.27'}[22].
  • (13521) 1991 BK's orbital period is recorded as {'unit': 'Q573', 'amount': '+1557.988801244489'}[23].
  • (13521) 1991 BK's longitude of ascending node is recorded as {'unit': 'Q28390', 'amount': '+67.04969'}[24].
  • (13521) 1991 BK's longitude of ascending node is recorded as {'unit': 'Q28390', 'amount': '+67.03602953350813'}[25].
  • (13521) 1991 BK's semi-major axis of an orbit is recorded as {'unit': 'Q1811', 'amount': '+2.6305772'}[26].

Body

Designation and Status

(13521) 1991 BK's instance of is recorded as asteroid[4].

References

Programmatic citations — every numbered marker resolves to a verifiable graph row below.

Direct Wikidata claims

  1. [4] ↑ . 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. [3] ↑ . 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 . 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 . wikidata.org.
  14. [15] ↑ . wikidata.org.
  15. [16] ↑ . minorplanetcenter.net. minorplanetcenter.net. Provenance: wikidata.org.
  16. [17] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  17. [18] ↑ . minorplanetcenter.net. minorplanetcenter.net. Provenance: wikidata.org.
  18. [19] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  19. [20] ↑ . minorplanetcenter.net. minorplanetcenter.net. Provenance: wikidata.org.
  20. [21] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  21. [22] ↑ . minorplanetcenter.net. minorplanetcenter.net. Provenance: wikidata.org.
  22. [23] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  23. [24] ↑ . minorplanetcenter.net. minorplanetcenter.net. Provenance: wikidata.org.
  24. [25] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  25. [26] ↑ . minorplanetcenter.net. minorplanetcenter.net. 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). (13521) 1991 BK. Retrieved May 3, 2026, from https://4ort.xyz/entity/13521-1991-bk
MLA “(13521) 1991 BK.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/13521-1991-bk.
BibTeX @misc{4ortxyz_13521-1991-bk_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{(13521) 1991 BK}}, year = {2026}, url = {https://4ort.xyz/entity/13521-1991-bk}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): (13521) 1991 BK — https://4ort.xyz/entity/13521-1991-bk (retrieved 2026-05-03)

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