# BD+52 2572B

> star in the constellation Cygnus

**Wikidata**: [Q66532849](https://www.wikidata.org/wiki/Q66532849)  
**Source**: https://4ort.xyz/entity/bd-52-2572b


## References

1. SIMBAD
2. MK classification for visual binary components
3. Washington Double Star Catalog
4. The Tycho-2 catalogue of the 2.5 million brightest stars
5. The Tycho double star catalogue
6. Gaia Data Release 2
7. Catalogue of rotational velocities of the stars