# NGC 3540

> galaxy

**Wikidata**: [Q629676](https://www.wikidata.org/wiki/Q629676)  
**Source**: https://4ort.xyz/entity/ngc-3540


## References

1. SIMBAD
2. VizieR
3. The EFIGI catalogue of 4458 nearby galaxies with detailed morphology
4. The SDSS Photometric Catalog, Release 9
5. The AMIGA project. I. Optical characterization of the CIG catalog
6. Gaia Data Release 2
7. The Two Micron All Sky Survey (2MASS)
8. Galaxy groups: a 2MASS catalog
9. Groups of Galaxies in the Two Micron All Sky Redshift Survey