# Q87270777

> peculiar star in the constellation Hercules

**Wikidata**: [Q87270777](https://www.wikidata.org/wiki/Q87270777)  
**Source**: https://4ort.xyz/entity/q87270777


## References

1. SIMBAD
2. Spectral classification of carbon stars by means of photoelectric photometry of line strenghts
3. The Tycho-2 catalogue of the 2.5 million brightest stars
4. Catalogue of Stellar Photometry in Johnson's 11-color system
5. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003)
6. Third U.S. Naval Observatory CCD Astrograph Catalog (UCAC3)
7. The SDSS Photometric Catalog, Release 7
8. Gaia Data Release 2