BY Ursae Majoris

RR Lyrae variable star in the constellation Ursa Major
Place rr_lyrae_variable Q98523844
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BY Ursae Majoris

Summary

BY Ursae Majoris is a RR Lyrae variable[1].

Key Facts

  • BY Ursae Majoris's instance of is recorded as RR Lyrae variable[2].
  • BY Ursae Majoris's constellation is recorded as Ursa Major[3].
  • BY Ursae Majoris's catalog code is recorded as SV* GR 123[4].
  • BY Ursae Majoris's catalog code is recorded as BY UMa[5].
  • BY Ursae Majoris's catalog code is recorded as 2MASS J11582213+5509414[6].
  • BY Ursae Majoris's catalog code is recorded as 2XMM J115822.2+550939[7].
  • BY Ursae Majoris's catalog code is recorded as SDSS J115822.12+550941.4[8].
  • BY Ursae Majoris's catalog code is recorded as LINEAR 2683009[9].
  • BY Ursae Majoris's catalog code is recorded as CRTS J115822.1+550941[10].
  • BY Ursae Majoris's catalog code is recorded as Gaia DR2 840968482187212032[11].
  • BY Ursae Majoris's type of variable star is recorded as RR Lyrae variable with asymmetric light curves[12].
  • BY Ursae Majoris's apparent magnitude is recorded as {'unit': '1', 'amount': '+14.39'}[13].
  • BY Ursae Majoris's apparent magnitude is recorded as {'unit': '1', 'amount': '+14.13'}[14].
  • BY Ursae Majoris's apparent magnitude is recorded as {'unit': '1', 'amount': '+14.10'}[15].
  • BY Ursae Majoris's apparent magnitude is recorded as {'unit': '1', 'amount': '+15.560'}[16].
  • BY Ursae Majoris's apparent magnitude is recorded as {'unit': '1', 'amount': '+15.363'}[17].
  • BY Ursae Majoris's apparent magnitude is recorded as {'unit': '1', 'amount': '+15.278'}[18].
  • BY Ursae Majoris's apparent magnitude is recorded as {'unit': '1', 'amount': '+16.695'}[19].
  • BY Ursae Majoris's apparent magnitude is recorded as {'unit': '1', 'amount': '+15.256'}[20].
  • BY Ursae Majoris's apparent magnitude is recorded as {'unit': '1', 'amount': '+15.20'}[21].
  • BY Ursae Majoris's apparent magnitude is recorded as {'unit': '1', 'amount': '+15.2302'}[22].
  • BY Ursae Majoris's parallax is recorded as {'unit': 'http://www.wikidata.org/entity/Q21500224', 'amount': '+0.0693'}[23].
  • BY Ursae Majoris's distance from Earth is recorded as {'unit': 'http://www.wikidata.org/entity/Q11929860', 'amount': '+8.05'}[24].
  • BY Ursae Majoris's Google Knowledge Graph ID is recorded as /g/11hk3zjd06[25].
  • BY Ursae Majoris's SIMBAD ID is recorded as V* BY UMa[26].

Body

Designation and Status

BY Ursae Majoris's instance of is recorded as RR Lyrae variable[2].

History and Context

Catalog codes include SV* GR 123[4], BY UMa[5], 2MASS J11582213+5509414[6], 2XMM J115822.2+550939[7], SDSS J115822.12+550941.4[8], and LINEAR 2683009[9].

References

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

Direct Wikidata claims

  1. [2] . SIMBAD. wikidata.org.
  2. [3] . VizieR. wikidata.org.
  3. [4] . SIMBAD. wikidata.org.
  4. [5] . SIMBAD. wikidata.org.
  5. [6] . SIMBAD. wikidata.org.
  6. [7] . SIMBAD. wikidata.org.
  7. [8] . SIMBAD. wikidata.org.
  8. [9] . SIMBAD. wikidata.org.
  9. [10] . SIMBAD. wikidata.org.
  10. [11] . SIMBAD. wikidata.org.
  11. [12] . Exploring the variable sky with LINEAR. II. Halo structure and substructure traced by RR Lyrae stars to 30 kpc. wikidata.org.
  12. [13] . VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
  13. [14] . VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
  14. [15] . VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
  15. [16] . The SDSS Photometric Catalog, Release 7. wikidata.org.
  16. [17] . The SDSS Photometric Catalog, Release 7. wikidata.org.
  17. [18] . The SDSS Photometric Catalog, Release 7. wikidata.org.
  18. [19] . The ninth data release of the Sloan Digital Sky Survey: first spectroscopic data from the SDSS-III baryon oscillation spectroscopic survey. wikidata.org.
  19. [20] . The ninth data release of the Sloan Digital Sky Survey: first spectroscopic data from the SDSS-III baryon oscillation spectroscopic survey. wikidata.org.
  20. [21] . The Catalina surveys periodic variable star catalog. wikidata.org.
  21. [22] . Gaia Data Release 2. wikidata.org.
  22. [23] . Gaia Data Release 2. wikidata.org.
  23. [24] . Exploring the variable sky with LINEAR. II. Halo structure and substructure traced by RR Lyrae stars to 30 kpc. 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). BY Ursae Majoris. Retrieved May 3, 2026, from https://4ort.xyz/entity/by-ursae-majoris
MLA “BY Ursae Majoris.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/by-ursae-majoris.
BibTeX @misc{4ortxyz_by-ursae-majoris_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{BY Ursae Majoris}}, year = {2026}, url = {https://4ort.xyz/entity/by-ursae-majoris}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): BY Ursae Majoris — https://4ort.xyz/entity/by-ursae-majoris (retrieved 2026-05-03)

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