# Q74307986

> long-period variable star in the constellation Cygnus

**Wikidata**: [Q74307986](https://www.wikidata.org/wiki/Q74307986)  
**Source**: https://4ort.xyz/entity/q74307986


## References

1. SIMBAD
2. Color excesses for supergiants and classical Cepheids. I. Calibration of the G-band photometry
3. Washington Double Star Catalog
4. General Catalogue of Variable Stars, 3rd ed.
5. VizieR Online Data Catalog: General Catalogue of Variable Stars (Samus+, 2007-2017)
6. The Tycho-2 catalogue of the 2.5 million brightest stars
7. Third U.S. Naval Observatory CCD Astrograph Catalog (UCAC3)
8. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003)
9. Gaia Data Release 2