# BSD 57-139

> star in the constellation Coma Berenices

**Wikidata**: [Q78396132](https://www.wikidata.org/wiki/Q78396132)  
**Source**: https://4ort.xyz/entity/bsd-57-139


## References

1. SIMBAD
2. VizieR
3. A search for wide binaries at the North Galactic Pole using precise radial velocities
4. Washington Double Star Catalog
5. Fourth USNO CCD Astrograph Catalog
6. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003)
7. Gaia Early Data Release 3
8. Gaia Data Release 2
9. Gaia Data Release 3