YY Ursae Majoris

long-period variable star in the constellation Ursa Major
Place long_period_variable_star Q77924880
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YY Ursae Majoris

Summary

YY Ursae Majoris is a long-period variable star[1].

Key Facts

  • YY Ursae Majoris's instance of is recorded as long-period variable star[2].
  • YY Ursae Majoris's constellation is recorded as Ursa Major[3].
  • YY Ursae Majoris's spectral class is recorded as Ma[4].
  • YY Ursae Majoris's catalog code is recorded as AAVSO 0937+54[5].
  • YY Ursae Majoris's catalog code is recorded as AG+53 716[6].
  • YY Ursae Majoris's catalog code is recorded as BD+54 1327[7].
  • YY Ursae Majoris's catalog code is recorded as CSV 1489[8].
  • YY Ursae Majoris's catalog code is recorded as DO 32966[9].
  • YY Ursae Majoris's catalog code is recorded as GSC 03807-00489[10].
  • YY Ursae Majoris's catalog code is recorded as HD 84034[11].
  • YY Ursae Majoris's catalog code is recorded as HIC 47756[12].
  • YY Ursae Majoris's catalog code is recorded as HIP 47756[13].
  • YY Ursae Majoris's catalog code is recorded as IRAS 09406+5359[14].
  • YY Ursae Majoris's catalog code is recorded as IRC +50200[15].
  • YY Ursae Majoris's catalog code is recorded as PPM 32302[16].
  • YY Ursae Majoris's catalog code is recorded as RAFGL 4753S[17].
  • YY Ursae Majoris's catalog code is recorded as SAO 27367[18].
  • YY Ursae Majoris's catalog code is recorded as SV* SON 4757[19].
  • YY Ursae Majoris's catalog code is recorded as TYC 3807-489-1[20].
  • YY Ursae Majoris's catalog code is recorded as YZ 53 3465[21].
  • YY Ursae Majoris's catalog code is recorded as 2MASS J09440784+5346002[22].
  • YY Ursae Majoris's catalog code is recorded as Gaia DR1 1020598235141523456[23].
  • YY Ursae Majoris's catalog code is recorded as Gaia DR2 1020598239437675776[24].
  • YY Ursae Majoris's catalog code is recorded as YY UMa[25].
  • YY Ursae Majoris's type of variable star is recorded as SRb semi-regular variable star[26].

Body

Designation and Status

YY Ursae Majoris's instance of is recorded as long-period variable star[2].

History and Context

Catalog codes include AAVSO 0937+54[5], AG+53 716[6], BD+54 1327[7], CSV 1489[8], DO 32966[9], and GSC 03807-00489[10].

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] . VizieR Online Data Catalog: Henry Draper Catalogue and Extension, published in Ann. Harvard Obs. 91-100 (1918-1925). 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] . SIMBAD. wikidata.org.
  12. [13] . SIMBAD. wikidata.org.
  13. [14] . SIMBAD. wikidata.org.
  14. [15] . SIMBAD. wikidata.org.
  15. [16] . SIMBAD. wikidata.org.
  16. [17] . SIMBAD. wikidata.org.
  17. [18] . SIMBAD. wikidata.org.
  18. [19] . SIMBAD. wikidata.org.
  19. [20] . SIMBAD. wikidata.org.
  20. [21] . SIMBAD. wikidata.org.
  21. [22] . SIMBAD. wikidata.org.
  22. [23] . SIMBAD. wikidata.org.
  23. [24] . SIMBAD. wikidata.org.
  24. [25] . SIMBAD. wikidata.org.
  25. [26] . General Catalogue of Variable Stars, 3rd ed.. 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). YY Ursae Majoris. Retrieved May 3, 2026, from https://4ort.xyz/entity/yy-ursae-majoris
MLA “YY Ursae Majoris.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/yy-ursae-majoris.
BibTeX @misc{4ortxyz_yy-ursae-majoris_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{YY Ursae Majoris}}, year = {2026}, url = {https://4ort.xyz/entity/yy-ursae-majoris}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): YY Ursae Majoris — https://4ort.xyz/entity/yy-ursae-majoris (retrieved 2026-05-03)

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