# Q66533393
**Wikidata**: [Q66533393](https://www.wikidata.org/wiki/Q66533393)  
**Source**: https://4ort.xyz/entity/q66533393


## References

1. SIMBAD
2. The spectra and axial rotational velocities of the components of 116 visual double-star systems
3. Confirmation among visual multiples of an increase of AP stars with age
4. Washington Double Star Catalog
5. The Tycho-2 catalogue of the 2.5 million brightest stars
6. Gaia Data Release 2
7. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003)
8. Vitesses radiales. Catalogue WEB: Wilson Evans Batten. Radial velocities: The Wilson-Evans-Batten catalogue
9. Catalogue of rotational velocities of the stars