# 53 Leonis

> star in the constellation Leo

**Wikidata**: [Q9553597](https://www.wikidata.org/wiki/Q9553597)  
**Source**: https://4ort.xyz/entity/53-leonis


## References

1. SIMBAD
2. Spectral classification of 533 B8-A2 stars and the mean absolute magnitude of A0V stars
3. Directly determined linear radii and effective temperatures of exoplanet host stars
4. A study of the bright A stars. I. A catalogue of spectral classifications
5. Version 2 of the Hipparcos Input Catalogue
6. Gaia Data Release 3
7. The Tycho-2 catalogue of the 2.5 million brightest stars
8. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003)
9. Gaia Early Data Release 3
10. Pulkovo Compilation of Radial Velocities for 35 495 Hipparcos stars in a common system
11. Vitesses radiales. Catalogue WEB: Wilson Evans Batten. Radial velocities: The Wilson-Evans-Batten catalogue
12. The revision of the general catalogue of radial velocities
13. Sixth catalogue of fundamental stars (FK6). Part I. Basic fundamental stars with direct solutions
14. Rotational velocities of A-type stars. III. Velocity distributions
15. Rotational velocities of A-type stars in the northern hemisphere. II. Measurement of v sin i
16. Rotational velocities of A-type stars. IV. Evolution of rotational velocities