# Q90809709

> Algol variable in the constellation Cygnus

**Wikidata**: [Q90809709](https://www.wikidata.org/wiki/Q90809709)  
**Source**: https://4ort.xyz/entity/q90809709


## References

1. SIMBAD
2. Activity indicators and stellar parameters of the Kepler targets. An application of the ROTFIT pipeline to LAMOST-Kepler stellar spectra.
3. Rotation periods of 34,030 Kepler main-sequence stars: the full autocorrelation sample
4. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003)
5. Gaia Data Release 2
6. Kepler eclipsing binary stars. I. Catalog and principal characterization of 1879 eclipsing binaries in the first data release