HD203819

peculiar star in the constellation Cygnus
Thing peculiar_star Q12067296
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HD203819

Summary

HD203819 is a peculiar star[1].

Key Facts

  • HD203819's instance of is recorded as peculiar star[2].
  • HD203819's constellation is recorded as Cygnus[3].
  • HD203819's spectral class is recorded as A0p[4].
  • HD203819's catalog code is recorded as HD 203819[5].
  • HD203819's catalog code is recorded as GSC 03966-00123[6].
  • HD203819's catalog code is recorded as HIC 105559[7].
  • HD203819's catalog code is recorded as HIP 105559[8].
  • HD203819's catalog code is recorded as 2MASS J21224302+5413504[9].
  • HD203819's catalog code is recorded as PPM 39403[10].
  • HD203819's catalog code is recorded as SAO 33371[11].
  • HD203819's catalog code is recorded as uvby98 100203819[12].
  • HD203819's catalog code is recorded as YZ 54 7044[13].
  • HD203819's catalog code is recorded as AG+54 1411[14].
  • HD203819's catalog code is recorded as BD+53 2609[15].
  • HD203819's catalog code is recorded as TYC 3966-123-1[16].
  • HD203819's catalog code is recorded as Gaia DR1 2175940692554029952[17].
  • HD203819's catalog code is recorded as Gaia DR2 2175940696857216768[18].
  • HD203819's apparent magnitude is recorded as {'unit': '1', 'amount': '+7.89'}[19].
  • HD203819's apparent magnitude is recorded as {'unit': '1', 'amount': '+7.86'}[20].
  • HD203819's apparent magnitude is recorded as {'unit': '1', 'amount': '+7.8456'}[21].
  • HD203819's apparent magnitude is recorded as {'unit': '1', 'amount': '+7.754'}[22].
  • HD203819's apparent magnitude is recorded as {'unit': '1', 'amount': '+7.797'}[23].
  • HD203819's apparent magnitude is recorded as {'unit': '1', 'amount': '+7.787'}[24].
  • HD203819's parallax is recorded as {'unit': 'http://www.wikidata.org/entity/Q21500224', 'amount': '+3.3200'}[25].
  • HD203819's radial velocity is recorded as {'unit': 'http://www.wikidata.org/entity/Q3674704', 'amount': '+9.00'}[26].

Body

Definition and Type

HD203819's instance of is recorded as peculiar star[2].

References

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

Direct Wikidata claims

  1. [2] . wikidata.org.
  2. [3] . VizieR. wikidata.org.
  3. [4] . Catalogue et bibliographie des etoiles A a spectre particulier. 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] . SIMBAD. wikidata.org.
  12. [13] . SIMBAD. wikidata.org.
  13. [14] . SIMBAD. wikidata.org.
  14. [15] . SIMBAD. wikidata.org.
  15. [16] . SIMBAD. wikidata.org.
  16. [17] . SIMBAD. wikidata.org.
  17. [18] . SIMBAD. wikidata.org.
  18. [19] . The Tycho-2 catalogue of the 2.5 million brightest stars. wikidata.org.
  19. [20] . The Tycho-2 catalogue of the 2.5 million brightest stars. wikidata.org.
  20. [21] . Gaia Data Release 2. wikidata.org.
  21. [22] . VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
  22. [23] . VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
  23. [24] . VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
  24. [25] . Gaia Data Release 2. wikidata.org.
  25. [26] . Pulkovo Compilation of Radial Velocities for 35 495 Hipparcos stars in a common system. 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). HD203819. Retrieved May 7, 2026, from https://4ort.xyz/entity/q12067296
MLA “HD203819.” 4ort.xyz Knowledge Graph, 4ort.xyz, 7 May. 2026, https://4ort.xyz/entity/q12067296.
BibTeX @misc{4ortxyz_q12067296_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{HD203819}}, year = {2026}, url = {https://4ort.xyz/entity/q12067296}, note = {Accessed: 2026-05-07}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): HD203819 — https://4ort.xyz/entity/q12067296 (retrieved 2026-05-07)

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