# Q66531535
**Wikidata**: [Q66531535](https://www.wikidata.org/wiki/Q66531535)  
**Source**: https://4ort.xyz/entity/q66531535


## References

1. SIMBAD
2. MK spectral classifications for southern OB stars
3. Photoelectric measures of the 4430 A diffuse interstellar band
4. Distances for Southern early-type stars, especially in Carina and other H II regions
5. Interstellar polarization in the Southern Milky Way
6. Studies in galactic structure. II. Luminosity classification for 1270 blue giants stars
7. VizieR Online Data Catalog: General Catalogue of Variable Stars (Samus+, 2007-2017)
8. Catalog of Galactic OB Stars
9. The Tycho-2 catalogue of the 2.5 million brightest stars
10. Fourth USNO CCD Astrograph Catalog
11. Gaia Data Release 2
12. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003)
13. Pulkovo Compilation of Radial Velocities for 35 495 Hipparcos stars in a common system
14. Vitesses radiales. Catalogue WEB: Wilson Evans Batten. Radial velocities: The Wilson-Evans-Batten catalogue
15. The revision of the general catalogue of radial velocities
16. Radial velocities of southern B stars determined at the Radcliffe Observatory