# Q74178439
**Wikidata**: [Q74178439](https://www.wikidata.org/wiki/Q74178439)  
**Source**: https://4ort.xyz/entity/q74178439


## References

1. SIMBAD
2. Studies in galactic structure. II. Luminosity classification for 1270 blue giants stars
3. Photometric, polarization, and spectroscopic observations of O and B stars
4. Structure de la Galaxie dans la region de P Cyg
5. Washington Double Star Catalog
6. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003)
7. Catalog of Galactic OB Stars
8. Gaia Data Release 2
9. Radial velocities of 570 B stars
10. Vitesses radiales. Catalogue WEB: Wilson Evans Batten. Radial velocities: The Wilson-Evans-Batten catalogue