# Q81142618
**Wikidata**: [Q81142618](https://www.wikidata.org/wiki/Q81142618)  
**Source**: https://4ort.xyz/entity/q81142618


## References

1. SIMBAD
2. The Henry Draper Extension Charts: A catalogue of accurate positions, proper motions, magnitudes and spectral types of 86933 stars
3. Automated variable star classification using the Northern Sky Variability Survey
4. The All Sky Automated Survey. Catalog of about 3800 variable stars
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