# Eta Piscium

> binary star system in the constellation Pisces

**Wikidata**: [Q14068](https://www.wikidata.org/wiki/Q14068)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Eta_Piscium)  
**Source**: https://4ort.xyz/entity/eta-piscium


## References

1. New Catalogue of Suspected Variable Stars
2. Washington Double Star Catalog
3. [A catalogue of multiplicity among bright stellar systems](http://vizier.u-strasbg.fr/viz-bin/VizieR-5?-ref=VIZ5e1a5f6272fb&-out.add=.&-source=J/MNRAS/389/869/table1&recno=206)
4. VizieR
5. Revised MK spectral types for G, K ans M stars
6. The Perkins catalog of revised MK types for the cooler stars
7. SIMBAD
8. [SIMBAD](http://simbad.u-strasbg.fr/simbad/sim-id?Ident=eta%20Psc)
9. Freebase Data Dumps. 2013
10. UBV photometry of stars whose positions are accurately known. II
11. UBV photometry of stars whose positions are accurately known. VII
12. Catalogue of Stellar Photometry in Johnson's 11-color system
13. Gaia Data Release 2
14. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003)
15. The metallicity signature of evolved stars with planets
16. Evolved stars and the origin of abundance trends in planet hosts
17. Rotational and radial velocities for a sample of 761 Hipparcos giants and the role of binarity
18. Validation of the new Hipparcos reduction