# Q83670685

> red giant branch star in the constellation Gemini

**Wikidata**: [Q83670685](https://www.wikidata.org/wiki/Q83670685)  
**Source**: https://4ort.xyz/entity/q83670685


## References

1. SIMBAD
2. The infrared Ca II triplet as metallicity indicator
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. Gaia Data Release 2
6. Calibrations of atmospheric parameters obtained from the first year of SDSS-III APOGEE observations
7. Spectroscopic determination of masses (and implied ages) for red giants