# 49 Librae

> spectroscopic binary system the constellation in Libra

**Wikidata**: [Q3599178](https://www.wikidata.org/wiki/Q3599178)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/49_Librae)  
**Source**: https://4ort.xyz/entity/49-librae


## References

1. SIMBAD
2. Study of the F-type stars. I. MK spectral types
3. Spectral classification and photometry of high proper motion stars
4. Spectral classification of Southern fundamental stars
5. Magnitudes, colors and photometric parallaxes of proper motion stars
6. A catalogue of high-velocity stars
7. MK classifications of spectroscopic binaries
8. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003)
9. Gaia Early Data Release 3
10. Gaia Data Release 2
11. Abundances in the Local Region II: F, G, and K Dwarfs and Subgiants