# IC 840

> galaxy

**Wikidata**: [Q3711544](https://www.wikidata.org/wiki/Q3711544)  
**Source**: https://4ort.xyz/entity/q3711544


## References

1. SIMBAD
2. VizieR
3. The EFIGI catalogue of 4458 nearby galaxies with detailed morphology
4. [Source](http://haroldcorwin.net/rc3/rc39b.csv.gz)
5. The ninth data release of the Sloan Digital Sky Survey: first spectroscopic data from the SDSS-III baryon oscillation spectroscopic survey
6. Gaia Data Release 2
7. The Two Micron All Sky Survey (2MASS)
8. The SDSS Photometric Catalog, Release 7
9. Galaxy groups: a 2MASS catalog
10. A study in blue: the baryon content of isolated low-mass galaxies