Home › Entities › white_dwarf › Q81754417

Q81754417

white dwarf in the constellation Ursa Major
Thing white_dwarf Q81754417
Press Enter · cited answer in seconds

Q81754417

Summary

Q81754417 is a white dwarf[1].

Key Facts

  • Q81754417's instance of is recorded as white dwarf[2].
  • Q81754417's constellation is recorded as Ursa Major[3].
  • Q81754417's spectral class is recorded as DA[4].
  • Q81754417's catalog code is recorded as SDSS J134546.40+583149.4[5].
  • Q81754417's catalog code is recorded as Gaia DR2 1658990010671969408[6].
  • Q81754417's apparent magnitude is recorded as {'unit': '1', 'amount': '+20.527'}[7].
  • Q81754417's apparent magnitude is recorded as {'unit': '1', 'amount': '+19.976'}[8].
  • Q81754417's apparent magnitude is recorded as {'unit': '1', 'amount': '+19.881'}[9].
  • Q81754417's apparent magnitude is recorded as {'unit': '1', 'amount': '+19.860'}[10].
  • Q81754417's apparent magnitude is recorded as {'unit': '1', 'amount': '+19.928'}[11].
  • Q81754417's apparent magnitude is recorded as {'unit': '1', 'amount': '+19.8972'}[12].
  • Q81754417's parallax is recorded as {'unit': 'http://www.wikidata.org/entity/Q21500224', 'amount': '+3.2184'}[13].
  • Q81754417's SIMBAD ID is recorded as GALEX J134546.3+583148[14].
  • Q81754417's right ascension is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+206.44346910569410'}[15].
  • Q81754417's declination is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+58.53034100350520'}[16].
  • Q81754417's epoch is recorded as J2000.0[17].
  • Q81754417's effective temperature is recorded as {'unit': 'http://www.wikidata.org/entity/Q11579', 'amount': '+8506'}[18].
  • Q81754417's surface gravity is recorded as {'unit': 'http://www.wikidata.org/entity/Q39699418', 'amount': '+117000000'}[19].
  • Q81754417's declination component of proper motion is recorded as {'unit': 'http://www.wikidata.org/entity/Q22137107', 'amount': '+20.416'}[20].
  • Q81754417's right ascension component of proper motion is recorded as {'unit': 'http://www.wikidata.org/entity/Q22137107', 'amount': '-53.887'}[21].
  • Q81754417's Gaia ID is recorded as 1658990010671969408[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). Q81754417. Retrieved May 7, 2026, from https://4ort.xyz/entity/q81754417
MLA “Q81754417.” 4ort.xyz Knowledge Graph, 4ort.xyz, 7 May. 2026, https://4ort.xyz/entity/q81754417.
BibTeX @misc{4ortxyz_q81754417_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Q81754417}}, year = {2026}, url = {https://4ort.xyz/entity/q81754417}, note = {Accessed: 2026-05-07}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Q81754417 — https://4ort.xyz/entity/q81754417 (retrieved 2026-05-07)

Canonical URL: https://4ort.xyz/entity/q81754417 · Last refreshed: