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Q77473178

white dwarf in the constellation Hercules
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Q77473178

Summary

Q77473178 is a white dwarf[1].

Key Facts

  • Q77473178's instance of is recorded as white dwarf[2].
  • Q77473178's constellation is recorded as Hercules[3].
  • Q77473178's spectral class is recorded as DA[4].
  • Q77473178's catalog code is recorded as LB 953[5].
  • Q77473178's catalog code is recorded as PG 1640+458[6].
  • Q77473178's catalog code is recorded as WD 1640+457[7].
  • Q77473178's catalog code is recorded as SDSS J164142.24+454004.7[8].
  • Q77473178's catalog code is recorded as SDSS J164142.22+454005.0[9].
  • Q77473178's catalog code is recorded as Gaia DR2 1406186384499720704[10].
  • Q77473178's apparent magnitude is recorded as {'unit': '1', 'amount': '+16.14'}[11].
  • Q77473178's apparent magnitude is recorded as {'unit': '1', 'amount': '+16.255'}[12].
  • Q77473178's apparent magnitude is recorded as {'unit': '1', 'amount': '+16.146'}[13].
  • Q77473178's apparent magnitude is recorded as {'unit': '1', 'amount': '+16.533'}[14].
  • Q77473178's apparent magnitude is recorded as {'unit': '1', 'amount': '+16.824'}[15].
  • Q77473178's apparent magnitude is recorded as {'unit': '1', 'amount': '+17.134'}[16].
  • Q77473178's apparent magnitude is recorded as {'unit': '1', 'amount': '+16.3744'}[17].
  • Q77473178's parallax is recorded as {'unit': 'http://www.wikidata.org/entity/Q21500224', 'amount': '+7.5399'}[18].
  • Q77473178's distance from Earth is recorded as {'unit': 'http://www.wikidata.org/entity/Q12129', 'amount': '+132.6278'}[19].
  • Q77473178's SIMBAD ID is recorded as LB 953[20].
  • Q77473178's right ascension is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+250.42600533513520'}[21].
  • Q77473178's declination is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+45.66798720704710'}[22].
  • Q77473178's epoch is recorded as J2000.0[23].
  • Q77473178's effective temperature is recorded as {'unit': 'http://www.wikidata.org/entity/Q11579', 'amount': '+19954'}[24].
  • Q77473178's surface gravity is recorded as {'unit': 'http://www.wikidata.org/entity/Q39699418', 'amount': '+99800000'}[25].
  • Q77473178's declination component of proper motion is recorded as {'unit': 'http://www.wikidata.org/entity/Q22137107', 'amount': '+24.498'}[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] ↑ . 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] ↑ . SIMBAD. wikidata.org.
  8. [9] ↑ . SIMBAD. wikidata.org.
  9. [10] ↑ . SIMBAD. wikidata.org.
  10. [11] ↑ . SIMBAD. wikidata.org.
  11. [12] ↑ . The SDSS Photometric Catalog, Release 9. wikidata.org.
  12. [13] ↑ . The SDSS Photometric Catalog, Release 9. wikidata.org.
  13. [14] ↑ . The SDSS Photometric Catalog, Release 9. wikidata.org.
  14. [15] ↑ . The SDSS Photometric Catalog, Release 9. wikidata.org.
  15. [16] ↑ . The SDSS Photometric Catalog, Release 9. wikidata.org.
  16. [17] ↑ . Gaia Data Release 2. wikidata.org.
  17. [18] ↑ . Gaia Data Release 2. wikidata.org.
  18. [19] ↑ . Gaia Data Release 2. wikidata.org.
  19. [20] ↑ . 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] ↑ . New white dwarf stars in the Sloan Digital Sky Survey Data Release 10. wikidata.org.
  24. [25] ↑ . New white dwarf stars in the Sloan Digital Sky Survey Data Release 10. 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). Q77473178. Retrieved May 7, 2026, from https://4ort.xyz/entity/q77473178
MLA “Q77473178.” 4ort.xyz Knowledge Graph, 4ort.xyz, 7 May. 2026, https://4ort.xyz/entity/q77473178.
BibTeX @misc{4ortxyz_q77473178_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Q77473178}}, year = {2026}, url = {https://4ort.xyz/entity/q77473178}, note = {Accessed: 2026-05-07}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Q77473178 — https://4ort.xyz/entity/q77473178 (retrieved 2026-05-07)

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