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Q77921798

white dwarf in the constellation Ursa Major
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Q77921798

Summary

Q77921798 is a white dwarf[1].

Key Facts

  • Q77921798's instance of is recorded as white dwarf[2].
  • Q77921798's constellation is recorded as Ursa Major[3].
  • Q77921798's spectral class is recorded as DA[4].
  • Q77921798's catalog code is recorded as SBSS 1224+569[5].
  • Q77921798's catalog code is recorded as SDSS J122717.42+563825.6[6].
  • Q77921798's catalog code is recorded as WD 1224+569[7].
  • Q77921798's catalog code is recorded as SDSS J122717.40+563825.6[8].
  • Q77921798's catalog code is recorded as Gaia DR2 1574653689250360576[9].
  • Q77921798's apparent magnitude is recorded as {'unit': '1', 'amount': '+19'}[10].
  • Q77921798's apparent magnitude is recorded as {'unit': '1', 'amount': '+18.694'}[11].
  • Q77921798's apparent magnitude is recorded as {'unit': '1', 'amount': '+18.459'}[12].
  • Q77921798's apparent magnitude is recorded as {'unit': '1', 'amount': '+18.95'}[13].
  • Q77921798's apparent magnitude is recorded as {'unit': '1', 'amount': '+18.34'}[14].
  • Q77921798's apparent magnitude is recorded as {'unit': '1', 'amount': '+18.15'}[15].
  • Q77921798's apparent magnitude is recorded as {'unit': '1', 'amount': '+18.3358'}[16].
  • Q77921798's parallax is recorded as {'unit': 'http://www.wikidata.org/entity/Q21500224', 'amount': '+3.8955'}[17].
  • Q77921798's distance from Earth is recorded as {'unit': 'http://www.wikidata.org/entity/Q12129', 'amount': '+256.7065'}[18].
  • Q77921798's SIMBAD ID is recorded as SBSS 1224+569[19].
  • Q77921798's right ascension is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+186.82266353889240'}[20].
  • Q77921798's declination is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+56.64047335494730'}[21].
  • Q77921798's epoch is recorded as J2000.0[22].
  • Q77921798's effective temperature is recorded as {'unit': 'http://www.wikidata.org/entity/Q11579', 'amount': '+15675'}[23].
  • Q77921798's surface gravity is recorded as {'unit': 'http://www.wikidata.org/entity/Q39699418', 'amount': '+118000000'}[24].
  • Q77921798's declination component of proper motion is recorded as {'unit': 'http://www.wikidata.org/entity/Q22137107', 'amount': '-4.055'}[25].
  • Q77921798's right ascension component of proper motion is recorded as {'unit': 'http://www.wikidata.org/entity/Q22137107', 'amount': '-18.729'}[26].

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] ↑ . Spectroscopy of stellar-like objects contained in the second Byurakan survey. I. 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] ↑ . New white dwarf and subdwarf stars in the Sloan Digital Sky Survey Data Release 12. wikidata.org.
  11. [12] ↑ . New white dwarf and subdwarf stars in the Sloan Digital Sky Survey Data Release 12. wikidata.org.
  12. [13] ↑ . DA white dwarfs in Sloan Digital Sky Survey Data Release 7 and a search for infrared excess emission. wikidata.org.
  13. [14] ↑ . DA white dwarfs in Sloan Digital Sky Survey Data Release 7 and a search for infrared excess emission. wikidata.org.
  14. [15] ↑ . DA white dwarfs in Sloan Digital Sky Survey Data Release 7 and a search for infrared excess emission. 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] ↑ . wikidata.org.
  19. [20] ↑ . Gaia Data Release 2. wikidata.org.
  20. [21] ↑ . Gaia Data Release 2. wikidata.org.
  21. [22] ↑ . Gaia Data Release 2. wikidata.org.
  22. [23] ↑ . New white dwarf and subdwarf stars in the Sloan Digital Sky Survey Data Release 12. wikidata.org.
  23. [24] ↑ . New white dwarf and subdwarf stars in the Sloan Digital Sky Survey Data Release 12. wikidata.org.
  24. [25] ↑ . Gaia Data Release 2. wikidata.org.
  25. [26] ↑ . Gaia Data Release 2. 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). Q77921798. Retrieved May 7, 2026, from https://4ort.xyz/entity/q77921798
MLA “Q77921798.” 4ort.xyz Knowledge Graph, 4ort.xyz, 7 May. 2026, https://4ort.xyz/entity/q77921798.
BibTeX @misc{4ortxyz_q77921798_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Q77921798}}, year = {2026}, url = {https://4ort.xyz/entity/q77921798}, note = {Accessed: 2026-05-07}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Q77921798 — https://4ort.xyz/entity/q77921798 (retrieved 2026-05-07)

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