# Q89967911

> spectroscopic binary in the constellation Leo

**Wikidata**: [Q89967911](https://www.wikidata.org/wiki/Q89967911)  
**Source**: https://4ort.xyz/entity/q89967911


## References

1. SIMBAD
2. Spectral classification of high-proper-motion stars
3. The USNO-B Catalog
4. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003)
5. Gaia Data Release 2
6. A survey of proper-motion stars. XVI. Orbital solutions for 171 single-lined spectroscopic binaries
7. New constraints on the chemical evolution of the solar neighbourhood and Galactic disc(s)