# Pi Scorpii

> Variable star in the constellation Scorpius

**Wikidata**: [Q2538697](https://www.wikidata.org/wiki/Q2538697)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Pi_Scorpii)  
**Source**: https://4ort.xyz/entity/pi-scorpii


## References

1. SIMBAD
2. MK Spectral Types for Bright Southern OB Stars
3. Freebase Data Dumps. 2013
4. Catalogue of Stellar Photometry in Johnson's 11-color system
5. Gaia Early Data Release 3
6. Spectroscopic binary orbits from ultraviolet radial velocities. Paper 23: pi Scorpii (HD 143018)
7. Gaia Data Release 2
8. SB9: The ninth catalogue of spectroscopic binary orbits
9. Rotational Velocities of B Stars
10. Validation of the new Hipparcos reduction