# Q85000307

> spectroscopic binary in the constellation Draco

**Wikidata**: [Q85000307](https://www.wikidata.org/wiki/Q85000307)  
**Source**: https://4ort.xyz/entity/q85000307


## References

1. SIMBAD
2. The Spectroscopic Absolute Magnitudes and Parallaxes of 4179 Stars
3. The Tycho-2 catalogue of the 2.5 million brightest stars
4. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003)
5. Gaia Data Release 2
6. New constraints on the chemical evolution of the solar neighbourhood and Galactic disc(s)