# 13 Vulpeculae

> binary star system in the constellation Vulpecula

**Wikidata**: [Q4549389](https://www.wikidata.org/wiki/Q4549389)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/13_Vulpeculae)  
**Source**: https://4ort.xyz/entity/13-vulpeculae


## References

1. Washington Double Star Catalog
2. VizieR
3. The Uppsala spectral classification
4. Spectral classification of 533 B8-A2 stars and the mean absolute magnitude of A0V stars
5. A study of the bright A stars. I. A catalogue of spectral classifications
6. SIMBAD
7. Freebase Data Dumps. 2013
8. Catalog of Galactic OB Stars
9. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003)
10. Validation of the new Hipparcos reduction
11. Pulkovo Compilation of Radial Velocities for 35 495 Hipparcos stars in a common system
12. The IACOB project. III. New observational clues to understand macroturbulent broadening in massive O- and B-type stars