HD 18991

star in the constellation Perseus
Thing star Q10848997
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HD 18991

Summary

HD 18991 is a star[1].

Key Facts

  • HD 18991's instance of is recorded as star[2].
  • HD 18991's constellation is recorded as Perseus[3].
  • HD 18991's spectral class is recorded as K0III[4].
  • HD 18991's catalog code is recorded as 2MASS J03054019+5604083[5].
  • HD 18991's catalog code is recorded as AG+55 314[6].
  • HD 18991's catalog code is recorded as BD+55 738[7].
  • HD 18991's catalog code is recorded as GC 3681[8].
  • HD 18991's catalog code is recorded as GCRV 1706[9].
  • HD 18991's catalog code is recorded as GSC 03705-00852[10].
  • HD 18991's catalog code is recorded as HD 18991[11].
  • HD 18991's catalog code is recorded as HIC 14392[12].
  • HD 18991's catalog code is recorded as HIP 14392[13].
  • HD 18991's catalog code is recorded as HR 920[14].
  • HD 18991's catalog code is recorded as IRAS 03019+5552[15].
  • HD 18991's catalog code is recorded as PPM 28205[16].
  • HD 18991's catalog code is recorded as SAO 23793[17].
  • HD 18991's catalog code is recorded as TYC 3705-852-1[18].
  • HD 18991's catalog code is recorded as UBV M 9308[19].
  • HD 18991's catalog code is recorded as YZ 55 2739[20].
  • HD 18991's catalog code is recorded as Gaia DR1 459574832252536448[21].
  • HD 18991's catalog code is recorded as WEB 2810[22].
  • HD 18991's catalog code is recorded as Gaia DR2 459574836550463104[23].
  • HD 18991's apparent magnitude is recorded as {'unit': '1', 'amount': '+7.151'}[24].
  • HD 18991's apparent magnitude is recorded as {'unit': '1', 'amount': '+6.105'}[25].
  • HD 18991's apparent magnitude is recorded as {'unit': '1', 'amount': '+5.7976'}[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. vizier.u-strasbg.fr. Provenance: wikidata.org.
  3. [4] . A spectrophotometric survey of stars along the Milky Way. IV. 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] . The Tycho-2 catalogue of the 2.5 million brightest stars. wikidata.org.
  24. [25] . The Tycho-2 catalogue of the 2.5 million brightest stars. 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). HD 18991. Retrieved May 7, 2026, from https://4ort.xyz/entity/q10848997
MLA “HD 18991.” 4ort.xyz Knowledge Graph, 4ort.xyz, 7 May. 2026, https://4ort.xyz/entity/q10848997.
BibTeX @misc{4ortxyz_q10848997_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{HD 18991}}, year = {2026}, url = {https://4ort.xyz/entity/q10848997}, note = {Accessed: 2026-05-07}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): HD 18991 — https://4ort.xyz/entity/q10848997 (retrieved 2026-05-07)

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