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Q81754023

white dwarf in the constellation Ursa Major
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Q81754023

Summary

Q81754023 is a white dwarf[1].

Key Facts

  • Q81754023's instance of is recorded as white dwarf[2].
  • Q81754023's constellation is recorded as Ursa Major[3].
  • Q81754023's spectral class is recorded as DA[4].
  • Q81754023's catalog code is recorded as SDSS J115702.02+645304.7[5].
  • Q81754023's catalog code is recorded as Gaia DR2 864312484139089024[6].
  • Q81754023's apparent magnitude is recorded as {'unit': '1', 'amount': '+20.862'}[7].
  • Q81754023's apparent magnitude is recorded as {'unit': '1', 'amount': '+20.270'}[8].
  • Q81754023's apparent magnitude is recorded as {'unit': '1', 'amount': '+20.238'}[9].
  • Q81754023's apparent magnitude is recorded as {'unit': '1', 'amount': '+20.276'}[10].
  • Q81754023's apparent magnitude is recorded as {'unit': '1', 'amount': '+20.376'}[11].
  • Q81754023's apparent magnitude is recorded as {'unit': '1', 'amount': '+20.1920'}[12].
  • Q81754023's parallax is recorded as {'unit': 'http://www.wikidata.org/entity/Q21500224', 'amount': '+4.7549'}[13].
  • Q81754023's SIMBAD ID is recorded as GALEX J115701.9+645305[14].
  • Q81754023's right ascension is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+179.25848270752180'}[15].
  • Q81754023's declination is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+64.88458597641530'}[16].
  • Q81754023's epoch is recorded as J2000.0[17].
  • Q81754023's effective temperature is recorded as {'unit': 'http://www.wikidata.org/entity/Q11579', 'amount': '+8048'}[18].
  • Q81754023's surface gravity is recorded as {'unit': 'http://www.wikidata.org/entity/Q39699418', 'amount': '+112000000'}[19].
  • Q81754023's declination component of proper motion is recorded as {'unit': 'http://www.wikidata.org/entity/Q22137107', 'amount': '+22.919'}[20].
  • Q81754023's right ascension component of proper motion is recorded as {'unit': 'http://www.wikidata.org/entity/Q22137107', 'amount': '-37.262'}[21].
  • Q81754023's Gaia ID is recorded as 864312484139089024[22].

References

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

Direct Wikidata claims

  1. [2] ↑ . SIMBAD. wikidata.org.
  2. [3] ↑ . wikidata.org.
  3. [4] ↑ . New white dwarf and subdwarf stars in the Sloan Digital Sky Survey Data Release 12. wikidata.org.
  4. [5] ↑ . SIMBAD. wikidata.org.
  5. [6] ↑ . SIMBAD. wikidata.org.
  6. [7] ↑ . New white dwarf and subdwarf stars in the Sloan Digital Sky Survey Data Release 12. wikidata.org.
  7. [8] ↑ . New white dwarf and subdwarf stars in the Sloan Digital Sky Survey Data Release 12. wikidata.org.
  8. [9] ↑ . New white dwarf and subdwarf stars in the Sloan Digital Sky Survey Data Release 12. wikidata.org.
  9. [10] ↑ . New white dwarf and subdwarf stars in the Sloan Digital Sky Survey Data Release 12. wikidata.org.
  10. [11] ↑ . New white dwarf and subdwarf stars in the Sloan Digital Sky Survey Data Release 12. wikidata.org.
  11. [12] ↑ . Gaia Data Release 2. wikidata.org.
  12. [13] ↑ . Gaia Data Release 2. wikidata.org.
  13. [14] ↑ . wikidata.org.
  14. [15] ↑ . Gaia Data Release 2. wikidata.org.
  15. [16] ↑ . Gaia Data Release 2. wikidata.org.
  16. [17] ↑ . Gaia Data Release 2. wikidata.org.
  17. [18] ↑ . New white dwarf and subdwarf stars in the Sloan Digital Sky Survey Data Release 12. wikidata.org.
  18. [19] ↑ . New white dwarf and subdwarf stars in the Sloan Digital Sky Survey Data Release 12. wikidata.org.
  19. [20] ↑ . Gaia Data Release 2. wikidata.org.
  20. [21] ↑ . Gaia Data Release 2. wikidata.org.
  21. [22] ↑ . 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). Q81754023. Retrieved May 7, 2026, from https://4ort.xyz/entity/q81754023
MLA “Q81754023.” 4ort.xyz Knowledge Graph, 4ort.xyz, 7 May. 2026, https://4ort.xyz/entity/q81754023.
BibTeX @misc{4ortxyz_q81754023_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Q81754023}}, year = {2026}, url = {https://4ort.xyz/entity/q81754023}, note = {Accessed: 2026-05-07}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Q81754023 — https://4ort.xyz/entity/q81754023 (retrieved 2026-05-07)

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