# 10 Leonis

> binary star system in the constellation Leo

**Wikidata**: [Q66477347](https://www.wikidata.org/wiki/Q66477347)  
**Source**: https://4ort.xyz/entity/10-leonis


## References

1. SB9: The ninth catalogue of spectroscopic binary orbits
2. SIMBAD
3. New Catalogue of Suspected Variable Stars
4. Space-velocity vectors for 3483 stars with proper motion and radial velocity
5. Photoelectric measurements of the lambda 4200 A CN band and the G band in G8-K5 spectra
6. Axial Rotation and Line Broadening in Stars of Spectral Types F0-K5
7. The Spectra of the Bright Stars of Types F5-K5
8. Version 2 of the Hipparcos Input Catalogue
9. Gaia Data Release 3
10. The Tycho-2 catalogue of the 2.5 million brightest stars
11. A new Large Magellanic Cloud K-band distance from precision measurements of nearby red clump stars
12. Gaia Early Data Release 3
13. Gaia Data Release 2
14. APOGEE Data and Spectral Analysis from SDSS Data Release 16: Seven Years of Observations Including First Results from APOGEE-South
15. New Generation Stellar Spectral Libraries in the Optical and Near-infrared. I. The Recalibrated UVES-POP Library for Stellar Population Synthesis
16. Determining ages of APOGEE giants with known distances