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Q82157444

white dwarf in the constellation Coma Berenices
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Q82157444

Summary

Q82157444 is a white dwarf[1].

Key Facts

  • Q82157444's instance of is recorded as white dwarf[2].
  • Q82157444's constellation is recorded as Coma Berenices[3].
  • Q82157444's spectral class is recorded as DB[4].
  • Q82157444's catalog code is recorded as SDSS J123045.65+162138.5[5].
  • Q82157444's catalog code is recorded as SDSS J123045.65+162138.6[6].
  • Q82157444's catalog code is recorded as Gaia DR2 3945763472466600960[7].
  • Q82157444's apparent magnitude is recorded as {'unit': '1', 'amount': '+19.04'}[8].
  • Q82157444's apparent magnitude is recorded as {'unit': '1', 'amount': '+19.06'}[9].
  • Q82157444's apparent magnitude is recorded as {'unit': '1', 'amount': '+19.30'}[10].
  • Q82157444's apparent magnitude is recorded as {'unit': '1', 'amount': '+19.53'}[11].
  • Q82157444's apparent magnitude is recorded as {'unit': '1', 'amount': '+19.87'}[12].
  • Q82157444's apparent magnitude is recorded as {'unit': '1', 'amount': '+19.1964'}[13].
  • Q82157444's parallax is recorded as {'unit': 'http://www.wikidata.org/entity/Q21500224', 'amount': '+3.0295'}[14].
  • Q82157444's SIMBAD ID is recorded as GALEX J123045.6+162139[15].
  • Q82157444's right ascension is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+187.69038060273790'}[16].
  • Q82157444's declination is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+16.36066289931570'}[17].
  • Q82157444's epoch is recorded as J2000.0[18].
  • Q82157444's effective temperature is recorded as {'unit': 'http://www.wikidata.org/entity/Q11579', 'amount': '+14632'}[19].
  • Q82157444's surface gravity is recorded as {'unit': 'http://www.wikidata.org/entity/Q39699418', 'amount': '+264000000'}[20].
  • Q82157444's declination component of proper motion is recorded as {'unit': 'http://www.wikidata.org/entity/Q22137107', 'amount': '+20.912'}[21].
  • Q82157444's right ascension component of proper motion is recorded as {'unit': 'http://www.wikidata.org/entity/Q22137107', 'amount': '-49.799'}[22].
  • Q82157444's Gaia ID is recorded as 3945763472466600960[23].

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 stars in the Sloan Digital Sky Survey Data Release 10. wikidata.org.
  4. [5] ↑ . SIMBAD. wikidata.org.
  5. [6] ↑ . SIMBAD. wikidata.org.
  6. [7] ↑ . SIMBAD. wikidata.org.
  7. [8] ↑ . New white dwarf stars in the Sloan Digital Sky Survey Data Release 10. wikidata.org.
  8. [9] ↑ . New white dwarf stars in the Sloan Digital Sky Survey Data Release 10. wikidata.org.
  9. [10] ↑ . New white dwarf stars in the Sloan Digital Sky Survey Data Release 10. wikidata.org.
  10. [11] ↑ . New white dwarf stars in the Sloan Digital Sky Survey Data Release 10. wikidata.org.
  11. [12] ↑ . New white dwarf stars in the Sloan Digital Sky Survey Data Release 10. wikidata.org.
  12. [13] ↑ . Gaia Data Release 2. wikidata.org.
  13. [14] ↑ . Gaia Data Release 2. wikidata.org.
  14. [15] ↑ . wikidata.org.
  15. [16] ↑ . Gaia Data Release 2. wikidata.org.
  16. [17] ↑ . Gaia Data Release 2. wikidata.org.
  17. [18] ↑ . Gaia Data Release 2. wikidata.org.
  18. [19] ↑ . DB white dwarfs in the Sloan Digital Sky Survey data release 10 and 12. wikidata.org.
  19. [20] ↑ . New white dwarf stars in the Sloan Digital Sky Survey Data Release 10. wikidata.org.
  20. [21] ↑ . Gaia Data Release 2. wikidata.org.
  21. [22] ↑ . Gaia Data Release 2. wikidata.org.
  22. [23] ↑ . 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). Q82157444. Retrieved May 7, 2026, from https://4ort.xyz/entity/q82157444
MLA “Q82157444.” 4ort.xyz Knowledge Graph, 4ort.xyz, 7 May. 2026, https://4ort.xyz/entity/q82157444.
BibTeX @misc{4ortxyz_q82157444_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Q82157444}}, year = {2026}, url = {https://4ort.xyz/entity/q82157444}, note = {Accessed: 2026-05-07}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Q82157444 — https://4ort.xyz/entity/q82157444 (retrieved 2026-05-07)

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