# HD 217831
**Wikidata**: [Q6868122](https://www.wikidata.org/wiki/Q6868122)  
**Source**: https://4ort.xyz/entity/q6868122


## References

1. SIMBAD
2. VizieR
3. Study of the F-type stars. I. MK spectral types
4. The Tycho-2 catalogue of the 2.5 million brightest stars
5. Gaia Data Release 2
6. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003)
7. The Geneva-Copenhagen survey of the Solar neighbourhood. II. New uvby calibrations and rediscussion of stellar ages, the G dwarf problem, age-metallicity diagram, and heating mechanisms of the disk
8. The Geneva-Copenhagen survey of the Solar neighbourhood. Ages, metallicities, and kinematic properties of ∼14 000 F and G dwarfs
9. Sixth catalogue of fundamental stars (FK6). Part III. Additional stars with direct solutions
10. New constraints on the chemical evolution of the solar neighbourhood and Galactic disc(s)