# Q88970837

> classical Cepheid variable star in the constellation Ophiuchus

**Wikidata**: [Q88970837](https://www.wikidata.org/wiki/Q88970837)  
**Source**: https://4ort.xyz/entity/q88970837


## References

1. SIMBAD
2. A spectroscopic survey of the youngest field stars in the solar neighborhood . II. The optically faint sample
3. Spectra of type II cepheid candidates and related stars
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. Photometry of type II Cepheid candidates from the northern part of the All Sky Automated Survey
7. ASAS photometry of ROSAT sources. I. Periodic variable stars coincident with bright sources from the ROSAT All Sky Survey
8. Gaia Data Release 2
9. The FEROS-Lick/SDSS observational data base of spectral indices of FGK stars for stellar population studies