# NGC 7781

> galaxy

**Wikidata**: [Q1169289](https://www.wikidata.org/wiki/Q1169289)  
**Source**: https://4ort.xyz/entity/ngc-7781


## References

1. SIMBAD
2. Comparison LEDA/SIMBAD octobre 2002. Catalogue to be published in 2003
3. The Updated Zwicky Catalog (UZC)
4. Gaia Data Release 2
5. The Two Micron All Sky Survey (2MASS)
6. Groups of Galaxies in the Two Micron All Sky Redshift Survey
7. Galaxy groups: a 2MASS catalog