# NGC 7731

> galaxy

**Wikidata**: [Q1168975](https://www.wikidata.org/wiki/Q1168975)  
**Source**: https://4ort.xyz/entity/q1168975


## References

1. SIMBAD
2. Tidally Triggered Star Formation in Close Pairs of Galaxies. II. Constraints on Burst Strengths and Ages
3. Gaia Data Release 2
4. The Two Micron All Sky Survey (2MASS)
5. Galaxy groups: a 2MASS catalog
6. The ATLAS3D project - I. A volume-limited sample of 260 nearby early-type galaxies: science goals and selection criteria