# Q89138709

> rotating variable star in the constellation Cygnus

**Wikidata**: [Q89138709](https://www.wikidata.org/wiki/Q89138709)  
**Source**: https://4ort.xyz/entity/q89138709


## References

1. SIMBAD
2. Rotation periods of 34,030 Kepler main-sequence stars: the full autocorrelation sample
3. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003)
4. WIYN open cluster study. LX. Spectroscopic binary orbits in NGC 6819
5. Gaia Data Release 2