# 39 Draconis

> star system in the constellation Draco

**Wikidata**: [Q4636115](https://www.wikidata.org/wiki/Q4636115)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/39_Draconis)  
**Source**: https://4ort.xyz/entity/39-draconis


## References

1. Washington Double Star Catalog
2. SIMBAD
3. A catalogue of multiplicity among bright stellar systems
4. Spectral classification and UBV photometry of bright visual double stars
5. Validation of the new Hipparcos reduction
6. SB9: The ninth catalogue of spectroscopic binary orbits
7. Rotational velocities of A-type stars in the northern hemisphere. II. Measurement of v sin i
8. Rotational velocities of A-type stars. III. Velocity distributions
9. Rotational velocities of A-type stars. IV. Evolution of rotational velocities