# NGC 7539

> galaxy

**Wikidata**: [Q549907](https://www.wikidata.org/wiki/Q549907)  
**Source**: https://4ort.xyz/entity/ngc-7539


## References

1. SIMBAD
2. Comparison LEDA/SIMBAD octobre 2002. Catalogue to be published in 2003
3. Gaia Data Release 2
4. The Two Micron All Sky Survey (2MASS)
5. Hunting for supermassive black holes in nearby galaxies with the Hobby-Eberly telescope