# Q81816904
**Wikidata**: [Q81816904](https://www.wikidata.org/wiki/Q81816904)  
**Source**: https://4ort.xyz/entity/q81816904


## References

1. SIMBAD
2. MK classifications for F-and G-type stars. II
3. Washington Double Star Catalog
4. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003)
5. Fourth USNO CCD Astrograph Catalog
6. Validation of the new Hipparcos reduction
7. The Penn State - Torun Centre for Astronomy Planet Search stars. III. The sample of evolved stars