# Q89693847

> rotating variable star in the constellation Cygnus

**Wikidata**: [Q89693847](https://www.wikidata.org/wiki/Q89693847)  
**Source**: https://4ort.xyz/entity/q89693847


## 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. The Tycho-2 catalogue of the 2.5 million brightest stars
5. WIYN open cluster study LII: wide-field CCD photometry of the old open cluster NGC 6819
6. Gaia Data Release 2