Q81021812

Thing w_ursae_majoris_variable Q81021812
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Q81021812

Summary

Q81021812 is a W Ursae Majoris variable[1].

Key Facts

  • Q81021812's instance of is recorded as W Ursae Majoris variable[2].
  • Q81021812's instance of is recorded as eclipsing binary star[3].
  • Q81021812's constellation is recorded as Cygnus[4].
  • Q81021812's spectral class is recorded as F6IV[5].
  • Q81021812's catalog code is recorded as HAT 199-12392[6].
  • Q81021812's catalog code is recorded as 2MASS J19394316+4008492[7].
  • Q81021812's catalog code is recorded as ASAS J193943+4008.8[8].
  • Q81021812's catalog code is recorded as TYC 3139-1857-1[9].
  • Q81021812's catalog code is recorded as KIC 5022573[10].
  • Q81021812's catalog code is recorded as Gaia DR1 2076484230826417280[11].
  • Q81021812's catalog code is recorded as Gaia DR2 2076484235131656192[12].
  • Q81021812's type of variable star is recorded as eclipsing binary star[13].
  • Q81021812's apparent magnitude is recorded as {'unit': '1', 'amount': '+10.904'}[14].
  • Q81021812's apparent magnitude is recorded as {'unit': '1', 'amount': '+10.422'}[15].
  • Q81021812's apparent magnitude is recorded as {'unit': '1', 'amount': '+10.160'}[16].
  • Q81021812's apparent magnitude is recorded as {'unit': '1', 'amount': '+10.071'}[17].
  • Q81021812's apparent magnitude is recorded as {'unit': '1', 'amount': '+11.71'}[18].
  • Q81021812's apparent magnitude is recorded as {'unit': '1', 'amount': '+12.02'}[19].
  • Q81021812's apparent magnitude is recorded as {'unit': '1', 'amount': '+11.5637'}[20].
  • Q81021812's parallax is recorded as {'unit': 'http://www.wikidata.org/entity/Q21500224', 'amount': '+2.3591'}[21].
  • Q81021812's radial velocity is recorded as {'unit': 'http://www.wikidata.org/entity/Q3674704', 'amount': '-36.58'}[22].
  • Q81021812's metallicity is recorded as {'unit': '1', 'amount': '+0.05'}[23].
  • Q81021812's distance from Earth is recorded as {'unit': 'http://www.wikidata.org/entity/Q12129', 'amount': '+423.8905'}[24].
  • Q81021812's stellar rotational velocity is recorded as {'unit': 'http://www.wikidata.org/entity/Q3674704', 'amount': '+251'}[25].
  • Q81021812's right ascension is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+294.92986093112050'}[26].

Body

Definition and Type

Recorded instance of include W Ursae Majoris variable[2] and eclipsing binary star[3].

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] . 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] . Kepler eclipsing binary stars. II. 2165 eclipsing binaries in the second data release. wikidata.org.
  13. [14] . HAT net Variability Survey in the High Stellar Density "Kepler Field" with Millimagnitude Image Subtraction Photometry. 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] . VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
  17. [18] . The Tycho-2 catalogue of the 2.5 million brightest stars. wikidata.org.
  18. [19] . The Tycho-2 catalogue of the 2.5 million brightest stars. wikidata.org.
  19. [20] . Gaia Data Release 2. wikidata.org.
  20. [21] . Gaia Data Release 2. 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] . 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] . 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). Q81021812. Retrieved May 7, 2026, from https://4ort.xyz/entity/q81021812
MLA “Q81021812.” 4ort.xyz Knowledge Graph, 4ort.xyz, 7 May. 2026, https://4ort.xyz/entity/q81021812.
BibTeX @misc{4ortxyz_q81021812_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Q81021812}}, year = {2026}, url = {https://4ort.xyz/entity/q81021812}, note = {Accessed: 2026-05-07}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Q81021812 — https://4ort.xyz/entity/q81021812 (retrieved 2026-05-07)

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