# Eta Orionis

> variable star in the constellation Orion

**Wikidata**: [Q14217](https://www.wikidata.org/wiki/Q14217)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Eta_Orionis)  
**Source**: https://4ort.xyz/entity/eta-orionis


## References

1. Washington Double Star Catalog
2. SIMBAD
3. Rotational velocities and spectral types for a sample of binary systems
4. Freebase Data Dumps. 2013
5. General Catalogue of Variable Stars
6. TESS Eclipsing Binary Stars. I. Short-cadence Observations of 4584 Eclipsing Binaries in Sectors 1–26
7. Catalogue of Stellar Photometry in Johnson's 11-color system
8. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003)
9. Validation of the new Hipparcos reduction
10. Astrophysical supplements to the ASCC-2.5: Ia. Radial velocities of ∼55000 stars and mean radial velocities of 516 Galactic open clusters and associations
11. Stellar parameters and H α line profile variability of Be stars in the BeSOS survey