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HD 203644

star in the constellation Cygnus
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HD 203644

Summary

HD 203644 is a high proper-motion star[1].

Key Facts

  • HD 203644's instance of is recorded as high proper-motion star[2].
  • HD 203644's constellation is recorded as Cygnus[3].
  • HD 203644's spectral class is recorded as K0[4].
  • HD 203644's catalog code is recorded as HD 203644[5].
  • HD 203644's catalog code is recorded as DO 39482[6].
  • HD 203644's catalog code is recorded as GCRV 13446[7].
  • HD 203644's catalog code is recorded as GSC 03597-01743[8].
  • HD 203644's catalog code is recorded as HIC 105497[9].
  • HD 203644's catalog code is recorded as HIP 105497[10].
  • HD 203644's catalog code is recorded as HR 8185[11].
  • HD 203644's catalog code is recorded as IRAS 21202+4910[12].
  • HD 203644's catalog code is recorded as 2MASS J21220043+4923199[13].
  • HD 203644's catalog code is recorded as PLX 5153[14].
  • HD 203644's catalog code is recorded as PLX 5153.00[15].
  • HD 203644's catalog code is recorded as PPM 61342[16].
  • HD 203644's catalog code is recorded as SAO 50761[17].
  • HD 203644's catalog code is recorded as UBV 18455[18].
  • HD 203644's catalog code is recorded as UBV M 25663[19].
  • HD 203644's catalog code is recorded as AG+49 1787[20].
  • HD 203644's catalog code is recorded as BD+48 3357[21].
  • HD 203644's catalog code is recorded as TYC 3597-1743-1[22].
  • HD 203644's catalog code is recorded as WEB 19156[23].
  • HD 203644's catalog code is recorded as Gaia DR2 2171040585855284480[24].
  • HD 203644's apparent magnitude is recorded as {'unit': '1', 'amount': '+6.768'}[25].
  • HD 203644's apparent magnitude is recorded as {'unit': '1', 'amount': '+5.671'}[26].

References

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

Direct Wikidata claims

  1. [2] ↑ . SIMBAD. wikidata.org.
  2. [3] ↑ . VizieR. wikidata.org.
  3. [4] ↑ . VizieR Online Data Catalog: Henry Draper Catalogue and Extension, published in Ann. Harvard Obs. 91-100 (1918-1925). 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] ↑ . SIMBAD. wikidata.org.
  19. [20] ↑ . SIMBAD. wikidata.org.
  20. [21] ↑ . SIMBAD. wikidata.org.
  21. [22] ↑ . SIMBAD. wikidata.org.
  22. [23] ↑ . SIMBAD. wikidata.org.
  23. [24] ↑ . SIMBAD. wikidata.org.
  24. [25] ↑ . The Tycho-2 catalogue of the 2.5 million brightest stars. wikidata.org.
  25. [26] ↑ . The Tycho-2 catalogue of the 2.5 million brightest stars. 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). HD 203644. Retrieved May 7, 2026, from https://4ort.xyz/entity/q10849259
MLA “HD 203644.” 4ort.xyz Knowledge Graph, 4ort.xyz, 7 May. 2026, https://4ort.xyz/entity/q10849259.
BibTeX @misc{4ortxyz_q10849259_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{HD 203644}}, year = {2026}, url = {https://4ort.xyz/entity/q10849259}, note = {Accessed: 2026-05-07}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): HD 203644 — https://4ort.xyz/entity/q10849259 (retrieved 2026-05-07)

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