HD 166640

star in the constellation Hercules
Thing star Q10848547
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HD 166640

Summary

HD 166640 is a star[1].

Key Facts

  • HD 166640's instance of is recorded as star[2].
  • HD 166640's constellation is recorded as Hercules[3].
  • HD 166640's spectral class is recorded as G8III[4].
  • HD 166640's catalog code is recorded as AG+36 1596[5].
  • HD 166640's catalog code is recorded as BD+36 3039[6].
  • HD 166640's catalog code is recorded as GC 24787[7].
  • HD 166640's catalog code is recorded as GCRV 10627[8].
  • HD 166640's catalog code is recorded as GSC 02634-01057[9].
  • HD 166640's catalog code is recorded as HD 166640[10].
  • HD 166640's catalog code is recorded as HIC 89008[11].
  • HD 166640's catalog code is recorded as HIP 89008[12].
  • HD 166640's catalog code is recorded as HR 6807[13].
  • HD 166640's catalog code is recorded as IRAS 18082+3627[14].
  • HD 166640's catalog code is recorded as PMC 90-93 4943[15].
  • HD 166640's catalog code is recorded as PPM 81012[16].
  • HD 166640's catalog code is recorded as SAO 66703[17].
  • HD 166640's catalog code is recorded as TD1 21851[18].
  • HD 166640's catalog code is recorded as TYC 2634-1057-1[19].
  • HD 166640's catalog code is recorded as UBV M 22715[20].
  • HD 166640's catalog code is recorded as 2MASS J18095899+3627584[21].
  • HD 166640's catalog code is recorded as WEB 15107[22].
  • HD 166640's catalog code is recorded as Gaia DR2 4606716401966859008[23].
  • HD 166640's apparent magnitude is recorded as {'unit': '1', 'amount': '+6.491'}[24].
  • HD 166640's apparent magnitude is recorded as {'unit': '1', 'amount': '+5.568'}[25].
  • HD 166640's apparent magnitude is recorded as {'unit': '1', 'amount': '+5.3052'}[26].

Body

Definition and Type

HD 166640's instance of is recorded as star[2].

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] . High-resolution spectroscopic survey of 671 GK giants. I - Stellar atmosphere parameters and abundances. 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 166640. Retrieved May 7, 2026, from https://4ort.xyz/entity/q10848547
MLA “HD 166640.” 4ort.xyz Knowledge Graph, 4ort.xyz, 7 May. 2026, https://4ort.xyz/entity/q10848547.
BibTeX @misc{4ortxyz_q10848547_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{HD 166640}}, year = {2026}, url = {https://4ort.xyz/entity/q10848547}, note = {Accessed: 2026-05-07}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): HD 166640 — https://4ort.xyz/entity/q10848547 (retrieved 2026-05-07)

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