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Q74919515

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Q74919515

Summary

Q74919515 is a white dwarf[1].

Key Facts

  • Q74919515's instance of is recorded as white dwarf[2].
  • Q74919515's spectral class is recorded as DB[3].
  • Q74919515's catalog code is recorded as SDSS J212841.49+001231.4[4].
  • Q74919515's catalog code is recorded as SDSS J212841.49+001231.5[5].
  • Q74919515's catalog code is recorded as Gaia DR2 2687955220063656960[6].
  • Q74919515's apparent magnitude is recorded as {'unit': '1', 'amount': '+18.392'}[7].
  • Q74919515's apparent magnitude is recorded as {'unit': '1', 'amount': '+18.472'}[8].
  • Q74919515's apparent magnitude is recorded as {'unit': '1', 'amount': '+18.795'}[9].
  • Q74919515's apparent magnitude is recorded as {'unit': '1', 'amount': '+19.025'}[10].
  • Q74919515's apparent magnitude is recorded as {'unit': '1', 'amount': '+19.303'}[11].
  • Q74919515's apparent magnitude is recorded as {'unit': '1', 'amount': '+18.6536'}[12].
  • Q74919515's parallax is recorded as {'unit': 'http://www.wikidata.org/entity/Q21500224', 'amount': '+2.5456'}[13].
  • Q74919515's distance from Earth is recorded as {'unit': 'http://www.wikidata.org/entity/Q12129', 'amount': '+894'}[14].
  • Q74919515's SIMBAD ID is recorded as GALEX J212841.5+001231[15].
  • Q74919515's right ascension is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+322.17285384135380'}[16].
  • Q74919515's declination is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+0.20875914640750'}[17].
  • Q74919515's epoch is recorded as J2000.0[18].
  • Q74919515's effective temperature is recorded as {'unit': 'http://www.wikidata.org/entity/Q11579', 'amount': '+17094'}[19].
  • Q74919515's surface gravity is recorded as {'unit': 'http://www.wikidata.org/entity/Q39699418', 'amount': '+56400000'}[20].
  • Q74919515's declination component of proper motion is recorded as {'unit': 'http://www.wikidata.org/entity/Q22137107', 'amount': '-13.216'}[21].
  • Q74919515's right ascension component of proper motion is recorded as {'unit': 'http://www.wikidata.org/entity/Q22137107', 'amount': '+51.139'}[22].
  • Q74919515's Gaia ID is recorded as 2687955220063656960[23].

References

Programmatic citations — every numbered marker resolves to a verifiable graph row below.

Direct Wikidata claims

  1. [2] ↑ . SIMBAD. wikidata.org.
  2. [3] ↑ . DA white dwarfs in Sloan Digital Sky Survey Data Release 7 and a search for infrared excess emission. wikidata.org.
  3. [4] ↑ . SIMBAD. wikidata.org.
  4. [5] ↑ . SIMBAD. wikidata.org.
  5. [6] ↑ . SIMBAD. wikidata.org.
  6. [7] ↑ . The SDSS Photometric Catalog, Release 9. wikidata.org.
  7. [8] ↑ . The SDSS Photometric Catalog, Release 9. wikidata.org.
  8. [9] ↑ . The SDSS Photometric Catalog, Release 9. wikidata.org.
  9. [10] ↑ . The SDSS Photometric Catalog, Release 9. wikidata.org.
  10. [11] ↑ . The SDSS Photometric Catalog, Release 9. wikidata.org.
  11. [12] ↑ . Gaia Data Release 2. wikidata.org.
  12. [13] ↑ . Gaia Data Release 2. 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] ↑ . 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] ↑ . DB white dwarfs in the Sloan Digital Sky Survey data release 10 and 12. 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). Q74919515. Retrieved May 7, 2026, from https://4ort.xyz/entity/q74919515
MLA “Q74919515.” 4ort.xyz Knowledge Graph, 4ort.xyz, 7 May. 2026, https://4ort.xyz/entity/q74919515.
BibTeX @misc{4ortxyz_q74919515_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Q74919515}}, year = {2026}, url = {https://4ort.xyz/entity/q74919515}, note = {Accessed: 2026-05-07}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Q74919515 — https://4ort.xyz/entity/q74919515 (retrieved 2026-05-07)

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