# HD 189572A
**Wikidata**: [Q76385831](https://www.wikidata.org/wiki/Q76385831)  
**Source**: https://4ort.xyz/entity/hd-189572a


## References

1. SIMBAD
2. A spectroscopic survey of the youngest field stars in the solar neighborhood . II. The optically faint sample
3. Washington Double Star Catalog
4. The Tycho-2 catalogue of the 2.5 million brightest stars
5. Fourth USNO CCD Astrograph Catalog
6. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003)
7. Validation of the new Hipparcos reduction