# Q91972920

> long period variable

**Wikidata**: [Q91972920](https://www.wikidata.org/wiki/Q91972920)  
**Source**: https://4ort.xyz/entity/q91972920


## References

1. SIMBAD
2. Spectral classification of red variables along the galactic equator
3. General Catalogue of Variable Stars, 3rd ed.
4. VizieR Online Data Catalog: General Catalogue of Variable Stars (Samus+, 2007-2017)
5. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003)
6. Fourth USNO CCD Astrograph Catalog
7. Gaia Data Release 2