# NGC 623

> elliptical galaxy

**Wikidata**: [Q1037734](https://www.wikidata.org/wiki/Q1037734)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/NGC_623)  
**Source**: https://4ort.xyz/entity/ngc-623


## References

1. SIMBAD
2. Comparison LEDA/SIMBAD octobre 2002. Catalogue to be published in 2003
3. The surface photometry catalogue of the ESO-Uppsala galaxies
4. The Two Micron All Sky Survey (2MASS)
5. Groups of Galaxies in the Two Micron All Sky Redshift Survey
6. Galaxy groups: a 2MASS catalog
7. The 6dF Galaxy Survey: final redshift release (DR3) and southern large-scale structures
8. The southern sky redshift survey