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Q90049504

white dwarf in the constellation Hercules
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Q90049504

Summary

Q90049504 is a white dwarf[1].

Key Facts

  • Q90049504's instance of is recorded as white dwarf[2].
  • Q90049504's constellation is recorded as Hercules[3].
  • Q90049504's spectral class is recorded as DC[4].
  • Q90049504's catalog code is recorded as 2MASS J18195921+1739190[5].
  • Q90049504's catalog code is recorded as USNO-B1.0 1076-00385309[6].
  • Q90049504's catalog code is recorded as LSPM J1819+1739[7].
  • Q90049504's catalog code is recorded as PM J18199+1739[8].
  • Q90049504's catalog code is recorded as Gaia DR2 4523585076572785408[9].
  • Q90049504's apparent magnitude is recorded as {'unit': '1', 'amount': '+15.96'}[10].
  • Q90049504's apparent magnitude is recorded as {'unit': '1', 'amount': '+16.394'}[11].
  • Q90049504's apparent magnitude is recorded as {'unit': '1', 'amount': '+18.4'}[12].
  • Q90049504's apparent magnitude is recorded as {'unit': '1', 'amount': '+17.5'}[13].
  • Q90049504's apparent magnitude is recorded as {'unit': '1', 'amount': '+17.6849'}[14].
  • Q90049504's parallax is recorded as {'unit': 'http://www.wikidata.org/entity/Q21500224', 'amount': '+29.3134'}[15].
  • Q90049504's distance from Earth is recorded as {'unit': 'http://www.wikidata.org/entity/Q12129', 'amount': '+34.1141'}[16].
  • Q90049504's SIMBAD ID is recorded as LSPM J1819+1739[17].
  • Q90049504's right ascension is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+274.99685305749380'}[18].
  • Q90049504's declination is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+17.65531517113060'}[19].
  • Q90049504's epoch is recorded as J2000.0[20].
  • Q90049504's effective temperature is recorded as {'unit': 'http://www.wikidata.org/entity/Q11579', 'amount': '+4820'}[21].
  • Q90049504's declination component of proper motion is recorded as {'unit': 'http://www.wikidata.org/entity/Q22137107', 'amount': '+84.826'}[22].
  • Q90049504's right ascension component of proper motion is recorded as {'unit': 'http://www.wikidata.org/entity/Q22137107', 'amount': '+212.126'}[23].
  • Q90049504's Gaia ID is recorded as 4523585076572785408[24].

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] ↑ . Toward a spectroscopic census of white dwarfs within 40 pc of the Sun. 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] ↑ . VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
  10. [11] ↑ . VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
  11. [12] ↑ . The USNO-B Catalog. wikidata.org.
  12. [13] ↑ . The USNO-B Catalog. wikidata.org.
  13. [14] ↑ . Gaia Data Release 2. wikidata.org.
  14. [15] ↑ . Gaia Data Release 2. wikidata.org.
  15. [16] ↑ . Gaia Data Release 2. wikidata.org.
  16. [17] ↑ . 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] ↑ . Physical properties of the current census of northern white dwarfs within 40 pc of the Sun. wikidata.org.
  21. [22] ↑ . Gaia Data Release 2. wikidata.org.
  22. [23] ↑ . Gaia Data Release 2. wikidata.org.
  23. [24] ↑ . 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). Q90049504. Retrieved May 7, 2026, from https://4ort.xyz/entity/q90049504
MLA “Q90049504.” 4ort.xyz Knowledge Graph, 4ort.xyz, 7 May. 2026, https://4ort.xyz/entity/q90049504.
BibTeX @misc{4ortxyz_q90049504_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Q90049504}}, year = {2026}, url = {https://4ort.xyz/entity/q90049504}, note = {Accessed: 2026-05-07}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Q90049504 — https://4ort.xyz/entity/q90049504 (retrieved 2026-05-07)

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