# Pi5 Orionis

> spectroscopic binary star system in the constellation Orion

**Wikidata**: [Q1646110](https://www.wikidata.org/wiki/Q1646110)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Pi5_Orionis)  
**Source**: https://4ort.xyz/entity/pi5-orionis


## References

1. General Catalogue of Variable Stars
2. SIMBAD
3. SB9: The ninth catalogue of spectroscopic binary orbits
4. A search for stars of the beta Canis Majoris type
5. Rotational velocities and spectral types for a sample of binary systems
6. The kinematics of the Gould belt: an expanding group ?
7. Freebase Data Dumps. 2013
8. Catalogue of Stellar Photometry in Johnson's 11-color system
9. Gaia Early Data Release 3
10. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003)
11. Carbon, nitrogen, and oxygen abundances in early B-type stars
12. Rotational Velocities of B Stars