# NGC 5993

> quasar

**Wikidata**: [Q736577](https://www.wikidata.org/wiki/Q736577)  
**Source**: https://4ort.xyz/entity/ngc-5993


## References

1. SIMBAD
2. VizieR
3. The EFIGI catalogue of 4458 nearby galaxies with detailed morphology
4. Comparison LEDA/SIMBAD octobre 2002. Catalogue to be published in 2003
5. Gaia Data Release 2
6. The Two Micron All Sky Survey (2MASS)
7. Galaxy groups: a 2MASS catalog