# 21 Comae Berenices

> star in the constellation Coma Berenices

**Wikidata**: [Q4272031](https://www.wikidata.org/wiki/Q4272031)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/21_Comae_Berenices)  
**Source**: https://4ort.xyz/entity/21-comae-berenices


## References

1. SIMBAD
2. A study of the bright A stars. I. A catalogue of spectral classifications
3. [XHIP: An extended hipparcos compilation](http://vizier.u-strasbg.fr/viz-bin/VizieR-6?-out.form=%2bH&-source=V/137D/XHIP&-out.max=999&GrpName=Coma%2a)
4. TESS Eclipsing Binary Stars. I. Short-cadence Observations of 4584 Eclipsing Binaries in Sectors 1–26
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. SB9: The ninth catalogue of spectroscopic binary orbits
9. A new method for the inversion of atmospheric parameters of A/Am stars
10. Interferometry of chemically peculiar stars: theoretical predictions versus modern observing facilities
11. A volume-limited survey of mCP stars within 100 pc - I. Fundamental parameters and chemical abundances
12. Gaia Data Release 2