# Q81870203
**Wikidata**: [Q81870203](https://www.wikidata.org/wiki/Q81870203)  
**Source**: https://4ort.xyz/entity/q81870203


## References

1. SIMBAD
2. VizieR Online Data Catalog: Henry Draper Catalogue and Extension, published in Ann. Harvard Obs. 91-100 (1918-1925)
3. Washington Double Star Catalog
4. Validation of the new Hipparcos reduction
5. Astrophysical supplements to the ASCC-2.5: Ia. Radial velocities of ∼55000 stars and mean radial velocities of 516 Galactic open clusters and associations
6. Catalogue of rotational velocities of the stars