# Q66638884
**Wikidata**: [Q66638884](https://www.wikidata.org/wiki/Q66638884)  
**Source**: https://4ort.xyz/entity/q66638884


## References

1. SIMBAD
2. Studies in galactic structure. II. Luminosity classification for 1270 blue giants stars
3. Spectral classification of OB stars in both hemispheres and the absolute magnitude calibration
4. Catalog of Galactic OB Stars
5. Fourth USNO CCD Astrograph Catalog
6. Gaia Data Release 2
7. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003)
8. Physical parameters of pre-main sequence stars in open clusters
9. Spectral types and radial velocities in the galactic cluster NGC 3293
10. Vitesses radiales. Catalogue WEB: Wilson Evans Batten. Radial velocities: The Wilson-Evans-Batten catalogue
11. The VLT-FLAMES survey of massive stars: evolution of surface N abundances and effective temperature scales in the Galaxy and Magellanic Clouds
12. The VLT-FLAMES survey of massive stars: constraints on stellar evolution from the chemical compositions of rapidly rotating Galactic and Magellanic cloud B-type stars