# 23 Cassiopeiae

> binary star system in the constellation Cassiopeia

**Wikidata**: [Q6815791](https://www.wikidata.org/wiki/Q6815791)  
**Source**: https://4ort.xyz/entity/23-cassiopeiae


## References

1. [Catalogue of Ap, HgMn and Am stars](http://vizier.u-strasbg.fr/viz-bin/VizieR-5?-ref=VIZ5da1d8a7b757&-out.add=.&-source=III/260/catalog&recno=132)
2. SB9: The ninth catalogue of spectroscopic binary orbits
3. SIMBAD
4. Spectral classification of the bright B8 stars
5. The Tycho-2 catalogue of the 2.5 million brightest stars
6. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003)
7. Gaia Early Data Release 3
8. A stellar rotation census of B stars: from ZAMS to TAMS
9. Ytrium in the peculiar A and B stars
10. The IACOB project. III. New observational clues to understand macroturbulent broadening in massive O- and B-type stars
11. Gaia Data Release 2