# NGC 6998

> elliptical galaxy

**Wikidata**: [Q1148992](https://www.wikidata.org/wiki/Q1148992)  
**Source**: https://4ort.xyz/entity/q1148992


## References

1. SIMBAD
2. Streaming motions of galaxy clusters within 12 000 km s−1- III. A standardized catalogue of Fundamental Plane data
3. Streaming motions of galaxy clusters within 12 000 km s−1- II. New photometric data for the Fundamental Plane
4. The surface photometry catalogue of the ESO-Uppsala galaxies
5. The Two Micron All Sky Survey (2MASS)
6. Cosmicflows-3
7. Galaxy groups: a 2MASS catalog