# RR Orionis

> Mira variable star in the constellation Orion

**Wikidata**: [Q31889297](https://www.wikidata.org/wiki/Q31889297)  
**Source**: https://4ort.xyz/entity/q31889297


## References

1. SIMBAD
2. Catalogue of spectra of Mira variables of types Me and Se
3. Determination of pulsation periods and other parameters of 2875 stars classified as Mira in the All Sky Automated Survey (ASAS)
4. The Tycho-2 catalogue of the 2.5 million brightest stars
5. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003)
6. Gaia Early Data Release 3
7. Kinematics of the Mira variables
8. Gaia Data Release 2