# 57 Piscium

> variable star in the constellation Pisces

**Wikidata**: [Q10912591](https://www.wikidata.org/wiki/Q10912591)  
**Source**: https://4ort.xyz/entity/57-piscium


## References

1. SIMBAD
2. The Perkins catalog of revised MK types for the cooler stars
3. The absolute magnitudes and parallaxes of 410 stars of type M
4. General Catalogue of Variable Stars
5. Catalogue of Stellar Photometry in Johnson's 11-color system
6. Gaia Early Data Release 3
7. Gaia Data Release 2