# 20 Comae Berenices

> star in the constellation Coma Berenices

**Wikidata**: [Q15939609](https://www.wikidata.org/wiki/Q15939609)  
**Source**: https://4ort.xyz/entity/20-comae-berenices


## References

1. SIMBAD
2. Space-velocity vectors for 3483 stars with proper motion and radial velocity
3. Spectral classification of 533 B8-A2 stars and the mean absolute magnitude of A0V stars
4. A study of the bright A stars. I. A catalogue of spectral classifications
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. Pulkovo Compilation of Radial Velocities for 35 495 Hipparcos stars in a common system
9. The elemental abundance pattern of twenty λ Bootis candidate stars
10. Rotational velocities of A-type stars. III. Velocity distributions
11. Rotational velocities of A-type stars in the northern hemisphere. II. Measurement of v sin i
12. Gaia Data Release 2
13. Rotational velocities of A-type stars. IV. Evolution of rotational velocities