# Q66638526
**Wikidata**: [Q66638526](https://www.wikidata.org/wiki/Q66638526)  
**Source**: https://4ort.xyz/entity/q66638526


## References

1. SIMBAD
2. VizieR Online Data Catalog: Henry Draper Catalogue and Extension, published in Ann. Harvard Obs. 91-100 (1918-1925)
3. The Tycho-2 catalogue of the 2.5 million brightest stars
4. Gaia Data Release 2
5. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003)
6. Abundances in the Local Region II: F, G, and K Dwarfs and Subgiants
7. The SEGUE Stellar Parameter Pipeline. V. Estimation of Alpha-element Abundance Ratios from Low-resolution SDSS/SEGUE Stellar Spectra