Q87817027

rotating variable star in the constellation Cygnus
Thing rotating_variable_star Q87817027
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Q87817027

Summary

Q87817027 is a rotating variable star[1].

Key Facts

  • Q87817027's instance of is recorded as rotating variable star[2].
  • Q87817027's instance of is recorded as star[3].
  • Q87817027's constellation is recorded as Cygnus[4].
  • Q87817027's spectral class is recorded as B9.5III[5].
  • Q87817027's spectral class is recorded as A0[6].
  • Q87817027's catalog code is recorded as TYC 3149-788-1[7].
  • Q87817027's catalog code is recorded as KIC 8055809[8].
  • Q87817027's catalog code is recorded as 2MASS J19582716+4351429[9].
  • Q87817027's catalog code is recorded as Gaia DR1 2076010306953361664[10].
  • Q87817027's catalog code is recorded as Gaia DR2 2076010311259672576[11].
  • Q87817027's catalog code is recorded as BD+43 3433[12].
  • Q87817027's catalog code is recorded as HD 189491[13].
  • Q87817027's apparent magnitude is recorded as {'unit': '1', 'amount': '+9.905'}[14].
  • Q87817027's apparent magnitude is recorded as {'unit': '1', 'amount': '+9.81'}[15].
  • Q87817027's apparent magnitude is recorded as {'unit': '1', 'amount': '+9.798'}[16].
  • Q87817027's apparent magnitude is recorded as {'unit': '1', 'amount': '+10.39'}[17].
  • Q87817027's apparent magnitude is recorded as {'unit': '1', 'amount': '+10.58'}[18].
  • Q87817027's apparent magnitude is recorded as {'unit': '1', 'amount': '+10.3595'}[19].
  • Q87817027's apparent magnitude is recorded as {'unit': '1', 'amount': '+10.1'}[20].
  • Q87817027's apparent magnitude is recorded as {'unit': '1', 'amount': '+10.1'}[21].
  • Q87817027's parallax is recorded as {'unit': 'http://www.wikidata.org/entity/Q21500224', 'amount': '+1.1137'}[22].
  • Q87817027's radial velocity is recorded as {'unit': 'http://www.wikidata.org/entity/Q3674704', 'amount': '-1.1'}[23].
  • Q87817027's metallicity is recorded as {'unit': '1', 'amount': '-0.10'}[24].
  • Q87817027's distance from Earth is recorded as {'unit': 'http://www.wikidata.org/entity/Q12129', 'amount': '+897.9079'}[25].
  • Q87817027's SIMBAD ID is recorded as HD 189491[26].

References

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

Direct Wikidata claims

  1. [2] . SIMBAD. wikidata.org.
  2. [3] . SIMBAD. wikidata.org.
  3. [4] . wikidata.org.
  4. [5] . Activity indicators and stellar parameters of the Kepler targets. An application of the ROTFIT pipeline to LAMOST-Kepler stellar spectra.. wikidata.org.
  5. [6] . VizieR Online Data Catalog: Henry Draper Catalogue and Extension, published in Ann. Harvard Obs. 91-100 (1918-1925). 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] . VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
  14. [15] . VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
  15. [16] . VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
  16. [17] . The Tycho-2 catalogue of the 2.5 million brightest stars. wikidata.org.
  17. [18] . The Tycho-2 catalogue of the 2.5 million brightest stars. wikidata.org.
  18. [19] . Gaia Data Release 2. wikidata.org.
  19. [20] . SIMBAD. wikidata.org.
  20. [21] . SIMBAD. wikidata.org.
  21. [22] . Gaia Data Release 2. wikidata.org.
  22. [23] . Activity indicators and stellar parameters of the Kepler targets. An application of the ROTFIT pipeline to LAMOST-Kepler stellar spectra.. wikidata.org.
  23. [24] . Activity indicators and stellar parameters of the Kepler targets. An application of the ROTFIT pipeline to LAMOST-Kepler stellar spectra.. wikidata.org.
  24. [25] . Gaia Data Release 2. wikidata.org.
  25. [26] . 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). Q87817027. Retrieved May 7, 2026, from https://4ort.xyz/entity/q87817027
MLA “Q87817027.” 4ort.xyz Knowledge Graph, 4ort.xyz, 7 May. 2026, https://4ort.xyz/entity/q87817027.
BibTeX @misc{4ortxyz_q87817027_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Q87817027}}, year = {2026}, url = {https://4ort.xyz/entity/q87817027}, note = {Accessed: 2026-05-07}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Q87817027 — https://4ort.xyz/entity/q87817027 (retrieved 2026-05-07)

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