# Q81225520
**Wikidata**: [Q81225520](https://www.wikidata.org/wiki/Q81225520)  
**Source**: https://4ort.xyz/entity/q81225520


## References

1. SIMBAD
2. Photometry of type II Cepheid candidates from the northern part of the All Sky Automated Survey
3. The Tycho-2 catalogue of the 2.5 million brightest stars
4. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003)
5. Gaia Data Release 2