# HD 661

> star in the constellation Tucana

**Wikidata**: [Q10850359](https://www.wikidata.org/wiki/Q10850359)  
**Source**: https://4ort.xyz/entity/q10850359


## References

1. SIMBAD
2. Washington Double Star Catalog
3. [VizieR](http://vizier.cfa.harvard.edu/viz-bin/VizieR-5?-ref=VIZ5d646f14187f3&-out.add=.&-source=VI/42/out&-c=001.1380%20-73.9202,eq=B1875,rs=2)
4. Source
5. The Tycho-2 catalogue of the 2.5 million brightest stars
6. Gaia Data Release 2
7. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003)
8. Pulkovo Compilation of Radial Velocities for 35 495 Hipparcos stars in a common system
9. Validation of the new Hipparcos reduction
10. New constraints on the chemical evolution of the solar neighbourhood and Galactic disc(s)