# Q81693972

> red giant branch star in the constellation Cygnus

**Wikidata**: [Q81693972](https://www.wikidata.org/wiki/Q81693972)  
**Source**: https://4ort.xyz/entity/q81693972


## References

1. SIMBAD
2. The Tycho-2 catalogue of the 2.5 million brightest stars
3. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003)
4. Gaia Data Release 2
5. Spectroscopic determination of masses (and implied ages) for red giants
6. An accurate and self-consistent chemical abundance catalogue for the APOGEE/Kepler sample
7. The APOKASC catalog: an asteroseismic and spectroscopic joint survey of targets in the Kepler fields