# Q91025984

> rotating variable star in the constellation Hercules

**Wikidata**: [Q91025984](https://www.wikidata.org/wiki/Q91025984)  
**Source**: https://4ort.xyz/entity/q91025984


## References

1. SIMBAD
2. VizieR Online Data Catalog: Henry Draper Catalogue and Extension, published in Ann. Harvard Obs. 91-100 (1918-1925)
3. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003)
4. The Tycho-2 catalogue of the 2.5 million brightest stars
5. The USNO-B Catalog
6. ASAS photometry of ROSAT sources. I. Periodic variable stars coincident with bright sources from the ROSAT All Sky Survey
7. Gaia Data Release 2
8. Spectral properties of cool stars: extended abundance analysis of 1,617 planet-search stars
9. A spectroscopic survey of the youngest field stars in the solar neighbourhood. I. The optically bright sample