# IC 4

> galaxy

**Wikidata**: [Q27196](https://www.wikidata.org/wiki/Q27196)  
**Source**: https://4ort.xyz/entity/ic-4


## References

1. SIMBAD
2. VizieR
3. Comparison LEDA/SIMBAD octobre 2002. Catalogue to be published in 2003
4. The Two Micron All Sky Survey (2MASS)
5. A Digital Archive of H I 21 Centimeter Line Spectra of Optically Targeted Galaxies
6. Galaxy groups: a 2MASS catalog
7. Groups of Galaxies in the Two Micron All Sky Redshift Survey