# NGC 4503

> galaxy

**Wikidata**: [Q589080](https://www.wikidata.org/wiki/Q589080)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/NGC_4503)  
**Source**: https://4ort.xyz/entity/ngc-4503


## References

1. SIMBAD
2. VizieR
3. The GALEX Ultraviolet Virgo Cluster Survey (GUViCS) III. The ultraviolet source catalogs
4. The complete census of optically selected AGNs in the Coma supercluster: the dependence of AGN activity on the local environment
5. The GALEX Ultraviolet Atlas of Nearby Galaxies
6. The Two Micron All Sky Survey (2MASS)
7. Galaxy groups: a 2MASS catalog
8. The ATLAS3D project - I. A volume-limited sample of 260 nearby early-type galaxies: science goals and selection criteria