Q77477300

white dwarf in the constellation Ursa Major
Thing white_dwarf Q77477300
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Q77477300

Summary

Q77477300 is a white dwarf[1].

Key Facts

  • Q77477300's instance of is recorded as white dwarf[2].
  • Q77477300's constellation is recorded as Ursa Major[3].
  • Q77477300's spectral class is recorded as DA2.9[4].
  • Q77477300's catalog code is recorded as FBS 0821+633[5].
  • Q77477300's catalog code is recorded as FBS B 664[6].
  • Q77477300's catalog code is recorded as 2MASS J08253541+6306531[7].
  • Q77477300's catalog code is recorded as PG 0821+633[8].
  • Q77477300's catalog code is recorded as WD 0821+632[9].
  • Q77477300's catalog code is recorded as UCAC4 766-041555[10].
  • Q77477300's catalog code is recorded as Gaia DR2 1090742064769027072[11].
  • Q77477300's apparent magnitude is recorded as {'unit': '1', 'amount': '+15.85'}[12].
  • Q77477300's apparent magnitude is recorded as {'unit': '1', 'amount': '+15.95'}[13].
  • Q77477300's apparent magnitude is recorded as {'unit': '1', 'amount': '+16.342'}[14].
  • Q77477300's apparent magnitude is recorded as {'unit': '1', 'amount': '+16.07'}[15].
  • Q77477300's apparent magnitude is recorded as {'unit': '1', 'amount': '+15.88'}[16].
  • Q77477300's apparent magnitude is recorded as {'unit': '1', 'amount': '+16.31'}[17].
  • Q77477300's apparent magnitude is recorded as {'unit': '1', 'amount': '+15.8854'}[18].
  • Q77477300's parallax is recorded as {'unit': 'http://www.wikidata.org/entity/Q21500224', 'amount': '+10.2194'}[19].
  • Q77477300's distance from Earth is recorded as {'unit': 'http://www.wikidata.org/entity/Q12129', 'amount': '+97.8531'}[20].
  • Q77477300's right ascension is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+126.39759717134720'}[21].
  • Q77477300's declination is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+63.11483723709760'}[22].
  • Q77477300's epoch is recorded as J2000.0[23].
  • Q77477300's effective temperature is recorded as {'unit': 'http://www.wikidata.org/entity/Q11579', 'amount': '+17480'}[24].
  • Q77477300's surface gravity is recorded as {'unit': 'http://www.wikidata.org/entity/Q39699418', 'amount': '+80000000'}[25].
  • Q77477300's declination component of proper motion is recorded as {'unit': 'http://www.wikidata.org/entity/Q22137107', 'amount': '+17.884'}[26].

Body

Definition and Type

Q77477300's instance of is recorded as white dwarf[2].

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] . A spectroscopic survey and analysis of bright, hydrogen-rich white dwarfs. 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] . SIMBAD. wikidata.org.
  11. [12] . Fourth USNO CCD Astrograph Catalog. wikidata.org.
  12. [13] . VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
  13. [14] . The frequency of debris disks at white dwarfs. wikidata.org.
  14. [15] . Fourth USNO CCD Astrograph Catalog. wikidata.org.
  15. [16] . Fourth USNO CCD Astrograph Catalog. wikidata.org.
  16. [17] . VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
  17. [18] . Gaia Data Release 2. wikidata.org.
  18. [19] . Gaia Data Release 2. 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] . Gaia Data Release 2. wikidata.org.
  23. [24] . A spectroscopic survey and analysis of bright, hydrogen-rich white dwarfs. wikidata.org.
  24. [25] . A spectroscopic survey and analysis of bright, hydrogen-rich white dwarfs. 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). Q77477300. Retrieved May 7, 2026, from https://4ort.xyz/entity/q77477300
MLA “Q77477300.” 4ort.xyz Knowledge Graph, 4ort.xyz, 7 May. 2026, https://4ort.xyz/entity/q77477300.
BibTeX @misc{4ortxyz_q77477300_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Q77477300}}, year = {2026}, url = {https://4ort.xyz/entity/q77477300}, note = {Accessed: 2026-05-07}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Q77477300 — https://4ort.xyz/entity/q77477300 (retrieved 2026-05-07)

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