# Q89624327

> long period variable

**Wikidata**: [Q89624327](https://www.wikidata.org/wiki/Q89624327)  
**Source**: https://4ort.xyz/entity/q89624327


## References

1. SIMBAD
2. ROTSE all-sky surveys for variable stars. I. Test fields
3. The Tycho-2 catalogue of the 2.5 million brightest stars
4. Fourth USNO CCD Astrograph Catalog
5. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003)
6. Gaia Data Release 2
7. Spectra of type II cepheid candidates and related stars