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Q89639455

white dwarf in the constellation Draco
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Q89639455

Summary

Q89639455 is a white dwarf[1].

Key Facts

  • Q89639455's instance of is recorded as white dwarf[2].
  • Q89639455's constellation is recorded as Draco[3].
  • Q89639455's spectral class is recorded as DA[4].
  • Q89639455's catalog code is recorded as SBSS 1528+577A[5].
  • Q89639455's catalog code is recorded as SDSS J152957.95+573200.1[6].
  • Q89639455's catalog code is recorded as USNO-B1.0 1475-00299741[7].
  • Q89639455's catalog code is recorded as SDSS J152957.97+573200.0[8].
  • Q89639455's catalog code is recorded as Gaia DR2 1602357499620014464[9].
  • Q89639455's apparent magnitude is recorded as {'unit': '1', 'amount': '+18.91'}[10].
  • Q89639455's apparent magnitude is recorded as {'unit': '1', 'amount': '+17.932'}[11].
  • Q89639455's apparent magnitude is recorded as {'unit': '1', 'amount': '+18.35'}[12].
  • Q89639455's apparent magnitude is recorded as {'unit': '1', 'amount': '+18.65'}[13].
  • Q89639455's apparent magnitude is recorded as {'unit': '1', 'amount': '+17.970'}[14].
  • Q89639455's apparent magnitude is recorded as {'unit': '1', 'amount': '+18.4'}[15].
  • Q89639455's apparent magnitude is recorded as {'unit': '1', 'amount': '+18.0'}[16].
  • Q89639455's apparent magnitude is recorded as {'unit': '1', 'amount': '+18.1831'}[17].
  • Q89639455's parallax is recorded as {'unit': 'http://www.wikidata.org/entity/Q21500224', 'amount': '+3.0960'}[18].
  • Q89639455's distance from Earth is recorded as {'unit': 'http://www.wikidata.org/entity/Q12129', 'amount': '+322.9974'}[19].
  • Q89639455's SIMBAD ID is recorded as SBSS 1528+577A[20].
  • Q89639455's right ascension is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+232.49149239235970'}[21].
  • Q89639455's declination is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+57.53337070540160'}[22].
  • Q89639455's epoch is recorded as J2000.0[23].
  • Q89639455's effective temperature is recorded as {'unit': 'http://www.wikidata.org/entity/Q11579', 'amount': '+21490'}[24].
  • Q89639455's surface gravity is recorded as {'unit': 'http://www.wikidata.org/entity/Q39699418', 'amount': '+90800000'}[25].
  • Q89639455's declination component of proper motion is recorded as {'unit': 'http://www.wikidata.org/entity/Q22137107', 'amount': '-0.807'}[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] ↑ . Spectral classification of stars in the Second Byurakan Sky Survey. II. 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] ↑ . DA white dwarfs in Sloan Digital Sky Survey Data Release 7 and a search for infrared excess emission. wikidata.org.
  10. [11] ↑ . New white dwarf and subdwarf stars in the Sloan Digital Sky Survey Data Release 12. wikidata.org.
  11. [12] ↑ . DA white dwarfs in Sloan Digital Sky Survey Data Release 7 and a search for infrared excess emission. 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] ↑ . New white dwarf and subdwarf stars in the Sloan Digital Sky Survey Data Release 12. wikidata.org.
  14. [15] ↑ . The USNO-B Catalog. wikidata.org.
  15. [16] ↑ . The USNO-B Catalog. 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 and subdwarf stars in the Sloan Digital Sky Survey Data Release 12. wikidata.org.
  24. [25] ↑ . New white dwarf and subdwarf stars in the Sloan Digital Sky Survey Data Release 12. 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). Q89639455. Retrieved May 7, 2026, from https://4ort.xyz/entity/q89639455
MLA “Q89639455.” 4ort.xyz Knowledge Graph, 4ort.xyz, 7 May. 2026, https://4ort.xyz/entity/q89639455.
BibTeX @misc{4ortxyz_q89639455_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Q89639455}}, year = {2026}, url = {https://4ort.xyz/entity/q89639455}, note = {Accessed: 2026-05-07}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Q89639455 — https://4ort.xyz/entity/q89639455 (retrieved 2026-05-07)

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