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Q81747789

white dwarf in the constellation Canes Venatici
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Q81747789

Summary

Q81747789 is a white dwarf[1].

Key Facts

  • Q81747789's instance of is recorded as white dwarf[2].
  • Q81747789's constellation is recorded as Canes Venatici[3].
  • Q81747789's spectral class is recorded as DA:[4].
  • Q81747789's catalog code is recorded as SDSS J122943.28+493451.4[5].
  • Q81747789's catalog code is recorded as Gaia DR2 1544532980524128256[6].
  • Q81747789's apparent magnitude is recorded as {'unit': '1', 'amount': '+21.223'}[7].
  • Q81747789's apparent magnitude is recorded as {'unit': '1', 'amount': '+20.680'}[8].
  • Q81747789's apparent magnitude is recorded as {'unit': '1', 'amount': '+20.612'}[9].
  • Q81747789's apparent magnitude is recorded as {'unit': '1', 'amount': '+20.780'}[10].
  • Q81747789's apparent magnitude is recorded as {'unit': '1', 'amount': '+20.556'}[11].
  • Q81747789's apparent magnitude is recorded as {'unit': '1', 'amount': '+20.7025'}[12].
  • Q81747789's parallax is recorded as {'unit': 'http://www.wikidata.org/entity/Q21500224', 'amount': '+2.2843'}[13].
  • Q81747789's SIMBAD ID is recorded as GALEX J122943.2+493451[14].
  • Q81747789's right ascension is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+187.43029545587980'}[15].
  • Q81747789's declination is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+49.58083396093050'}[16].
  • Q81747789's epoch is recorded as J2000.0[17].
  • Q81747789's effective temperature is recorded as {'unit': 'http://www.wikidata.org/entity/Q11579', 'amount': '+16889'}[18].
  • Q81747789's surface gravity is recorded as {'unit': 'http://www.wikidata.org/entity/Q39699418', 'amount': '+1738000000'}[19].
  • Q81747789's declination component of proper motion is recorded as {'unit': 'http://www.wikidata.org/entity/Q22137107', 'amount': '+17.978'}[20].
  • Q81747789's right ascension component of proper motion is recorded as {'unit': 'http://www.wikidata.org/entity/Q22137107', 'amount': '-22.136'}[21].
  • Q81747789's Gaia ID is recorded as 1544532980524128256[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). Q81747789. Retrieved May 7, 2026, from https://4ort.xyz/entity/q81747789
MLA “Q81747789.” 4ort.xyz Knowledge Graph, 4ort.xyz, 7 May. 2026, https://4ort.xyz/entity/q81747789.
BibTeX @misc{4ortxyz_q81747789_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Q81747789}}, year = {2026}, url = {https://4ort.xyz/entity/q81747789}, note = {Accessed: 2026-05-07}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Q81747789 — https://4ort.xyz/entity/q81747789 (retrieved 2026-05-07)

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