# Gliese 257

> variable star

**Wikidata**: [Q15964951](https://www.wikidata.org/wiki/Q15964951)  
**Source**: https://4ort.xyz/entity/gliese-257


## References

1. Washington Double Star Catalog
2. SIMBAD
3. Trumpeting M dwarfs with CONCH-SHELL: a catalogue of nearby cool host-stars for habitable exoplanets and life
4. UBV(RI)CJHK observations of Hipparcos-selected nearby stars
5. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003)
6. Validation of the new Hipparcos reduction
7. The Palomar/MSU Nearby Star Spectroscopic Survey.II.The Southern M Dwarfs and Investigation of Magnetic Activity