# NGC 3998

> galaxy

**Wikidata**: [Q1108443](https://www.wikidata.org/wiki/Q1108443)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/NGC_3998)  
**Source**: https://4ort.xyz/entity/ngc-3998


## References

1. SIMBAD
2. VizieR
3. A catalog of visually classified galaxies in the local (z ~ 0.01) universe
4. Comparison LEDA/SIMBAD octobre 2002. Catalogue to be published in 2003
5. A catalogue of quasars and active nuclei: 13th edition
6. Baryonic distributions in galaxy dark matter haloes - I. New observations of neutral and ionized gas kinematics
7. Gaia Data Release 2
8. The Two Micron All Sky Survey (2MASS)
9. The SDSS Photometric Catalog, Release 7
10. Cosmicflows-3
11. Galaxy groups: a 2MASS catalog
12. Cosmicflows-2: the data