# ADS 9731

> star in the constellation Corona Borealis

**Wikidata**: [Q5629288](https://www.wikidata.org/wiki/Q5629288)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/ADS_9731)  
**Source**: https://4ort.xyz/entity/ads-9731


## References

1. Visual Multiples. IX. MK Spectral Types
2. Washington Double Star Catalog
3. SIMBAD
4. The Tycho-2 catalogue of the 2.5 million brightest stars
5. Gaia Data Release 1. Summary of the astrometric, photometric, and survey properties
6. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003)
7. SB9: The ninth catalogue of spectroscopic binary orbits
8. New constraints on the chemical evolution of the solar neighbourhood and Galactic disc(s)