# HD 6660
**Wikidata**: [Q80430148](https://www.wikidata.org/wiki/Q80430148)  
**Source**: https://4ort.xyz/entity/hd-6660


## References

1. SIMBAD
2. Source
3. Spectral classification and photometry of high proper motion stars
4. Washington Double Star Catalog
5. UBV(RI)CJHK observations of Hipparcos-selected nearby stars
6. Validation of the new Hipparcos reduction
7. Calibrating the metallicity of M dwarfs in wide physical binaries with F-, G-, and K-primaries - I: High-resolution spectroscopy with HERMES: stellar parameters, abundances, and kinematics
8. Activity and the Li abundances in the FGK dwarfs