# HD 138221

> star

**Wikidata**: [Q10848025](https://www.wikidata.org/wiki/Q10848025)  
**Source**: https://4ort.xyz/entity/q10848025


## References

1. SIMBAD
2. VizieR
3. Source
4. The Tycho-2 catalogue of the 2.5 million brightest stars
5. Gaia Data Release 2
6. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003)
7. Pulkovo Compilation of Radial Velocities for 35 495 Hipparcos stars in a common system
8. Vitesses radiales. Catalogue WEB: Wilson Evans Batten. Radial velocities: The Wilson-Evans-Batten catalogue
9. The radial velocities of 335 late B-type stars
10. The revision of the general catalogue of radial velocities
11. Sixth catalogue of fundamental stars (FK6). Part III. Additional stars with direct solutions
12. Rotational velocities of A-type stars. IV. Evolution of rotational velocities