Q81025871

long period variable
Thing long_period_variable_star Q81025871
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Q81025871

Summary

Q81025871 is a long-period variable star[1].

Key Facts

  • Q81025871's instance of is recorded as long-period variable star[2].
  • Q81025871's constellation is recorded as Cygnus[3].
  • Q81025871's spectral class is recorded as M3III[4].
  • Q81025871's spectral class is recorded as M5III[5].
  • Q81025871's catalog code is recorded as HAT 199-02492[6].
  • Q81025871's catalog code is recorded as 2MASS J19513725+4105207[7].
  • Q81025871's catalog code is recorded as KIC 5814951[8].
  • Q81025871's catalog code is recorded as ASAS J195137+4105.4[9].
  • Q81025871's catalog code is recorded as Gaia DR2 2073853859726974464[10].
  • Q81025871's apparent magnitude is recorded as {'unit': '1', 'amount': '+9.573'}[11].
  • Q81025871's apparent magnitude is recorded as {'unit': '1', 'amount': '+7.683'}[12].
  • Q81025871's apparent magnitude is recorded as {'unit': '1', 'amount': '+6.736'}[13].
  • Q81025871's apparent magnitude is recorded as {'unit': '1', 'amount': '+6.403'}[14].
  • Q81025871's apparent magnitude is recorded as {'unit': '1', 'amount': '+12.697'}[15].
  • Q81025871's apparent magnitude is recorded as {'unit': '1', 'amount': '+11.0441'}[16].
  • Q81025871's parallax is recorded as {'unit': 'http://www.wikidata.org/entity/Q21500224', 'amount': '+0.5279'}[17].
  • Q81025871's radial velocity is recorded as {'unit': 'http://www.wikidata.org/entity/Q3674704', 'amount': '-28.8'}[18].
  • Q81025871's radial velocity is recorded as {'unit': 'http://www.wikidata.org/entity/Q3674704', 'amount': '-10.3'}[19].
  • Q81025871's metallicity is recorded as {'unit': '1', 'amount': '-0.07'}[20].
  • Q81025871's metallicity is recorded as {'unit': '1', 'amount': '-0.77'}[21].
  • Q81025871's right ascension is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+297.90520702680910'}[22].
  • Q81025871's declination is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+41.08908008183600'}[23].
  • Q81025871's epoch is recorded as J2000.0[24].
  • Q81025871's effective temperature is recorded as {'unit': 'http://www.wikidata.org/entity/Q11579', 'amount': '+3445'}[25].
  • Q81025871's effective temperature is recorded as {'unit': 'http://www.wikidata.org/entity/Q11579', 'amount': '+3150'}[26].

Body

Definition and Type

Q81025871's instance of is recorded as long-period variable 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] . wikidata.org.
  3. [4] . Activity indicators and stellar parameters of the Kepler targets. An application of the ROTFIT pipeline to LAMOST-Kepler stellar spectra.. 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] . 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] . HAT net Variability Survey in the High Stellar Density "Kepler Field" with Millimagnitude Image Subtraction Photometry. wikidata.org.
  11. [12] . VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
  12. [13] . VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
  13. [14] . VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
  14. [15] . The All Sky Automated Survey. The Catalog of Variable Stars in the Kepler field of view. wikidata.org.
  15. [16] . Gaia Data Release 2. wikidata.org.
  16. [17] . Gaia Data Release 2. wikidata.org.
  17. [18] . Activity indicators and stellar parameters of the Kepler targets. An application of the ROTFIT pipeline to LAMOST-Kepler stellar spectra.. wikidata.org.
  18. [19] . Activity indicators and stellar parameters of the Kepler targets. An application of the ROTFIT pipeline to LAMOST-Kepler stellar spectra.. wikidata.org.
  19. [20] . Activity indicators and stellar parameters of the Kepler targets. An application of the ROTFIT pipeline to LAMOST-Kepler stellar spectra.. wikidata.org.
  20. [21] . Activity indicators and stellar parameters of the Kepler targets. An application of the ROTFIT pipeline to LAMOST-Kepler stellar spectra.. wikidata.org.
  21. [22] . Gaia Data Release 2. wikidata.org.
  22. [23] . Gaia Data Release 2. wikidata.org.
  23. [24] . Gaia Data Release 2. wikidata.org.
  24. [25] . Activity indicators and stellar parameters of the Kepler targets. An application of the ROTFIT pipeline to LAMOST-Kepler stellar spectra.. wikidata.org.
  25. [26] . Activity indicators and stellar parameters of the Kepler targets. An application of the ROTFIT pipeline to LAMOST-Kepler stellar spectra.. 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). Q81025871. Retrieved May 7, 2026, from https://4ort.xyz/entity/q81025871
MLA “Q81025871.” 4ort.xyz Knowledge Graph, 4ort.xyz, 7 May. 2026, https://4ort.xyz/entity/q81025871.
BibTeX @misc{4ortxyz_q81025871_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Q81025871}}, year = {2026}, url = {https://4ort.xyz/entity/q81025871}, note = {Accessed: 2026-05-07}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Q81025871 — https://4ort.xyz/entity/q81025871 (retrieved 2026-05-07)

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