# NGC 5661

> galaxy

**Wikidata**: [Q1121815](https://www.wikidata.org/wiki/Q1121815)  
**Source**: https://4ort.xyz/entity/ngc-5661


## References

1. SIMBAD
2. VizieR
3. A catalog of visually classified galaxies in the local (z ~ 0.01) universe
4. The ninth data release of the Sloan Digital Sky Survey: first spectroscopic data from the SDSS-III baryon oscillation spectroscopic survey
5. The Updated Zwicky Catalog (UZC)
6. The Two Micron All Sky Survey (2MASS)
7. Cosmicflows-3
8. Galaxy groups: a 2MASS catalog