# Achird

> star in the constellation Cassiopeia

**Wikidata**: [Q13605](https://www.wikidata.org/wiki/Q13605)  
**Source**: https://4ort.xyz/entity/achird


## References

1. SIMBAD
2. The Physical Basis of Luminosity Classification in the Late A-, F-, and Early G-Type Stars. I. Precise Spectral Types for 372 Stars
3. The Perkins catalog of revised MK types for the cooler stars
4. Visual Multiples. IX. MK Spectral Types
5. Freebase Data Dumps. 2013
6. Catalogue of Stellar Photometry in Johnson's 11-color system
7. Gaia Early Data Release 3
8. Achird. All Skies Encyclopaedia
9. Gaia Data Release 2. The catalogue of radial velocity standard stars
10. The California Legacy Survey. I. A Catalog of 178 Planets from Precision Radial Velocity Monitoring of 719 Nearby Stars over Three Decades
11. Abundances in the Local Region II: F, G, and K Dwarfs and Subgiants
12. Validation of the new Hipparcos reduction
13. Parent Stars of Extrasolar Planets. X. Lithium Abundances and vsini Revisited