# Q66643107
**Wikidata**: [Q66643107](https://www.wikidata.org/wiki/Q66643107)  
**Source**: https://4ort.xyz/entity/q66643107


## References

1. SIMBAD
2. Spectral types in the open cluster M 39
3. Gaia Data Release 2
4. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003)
5. Radial velocities. Measurements of 2800 B2-F5 stars for HIPPARCOS
6. A catalogue of stellar rotational velocities