# Chi Ophiuchi

> variable star in the constellation Ophiuchus

**Wikidata**: [Q128213](https://www.wikidata.org/wiki/Q128213)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Chi_Ophiuchi)  
**Source**: https://4ort.xyz/entity/chi-ophiuchi


## References

1. Eighth catalogue of the orbital elements of spectroscopic binary systems
2. A catalogue of Be stars
3. General Catalogue of Variable Stars
4. SIMBAD
5. Stellar parameters and H α line profile variability of Be stars in the BeSOS survey
6. Freebase Data Dumps. 2013
7. Source
8. Catalogue of Stellar Photometry in Johnson's 11-color system
9. Gaia Data Release 3
10. Gaia Data Release 2
11. Gaia Early Data Release 3
12. Pulkovo Compilation of Radial Velocities for 35 495 Hipparcos stars in a common system