# IC 669

> galaxy

**Wikidata**: [Q3711725](https://www.wikidata.org/wiki/Q3711725)  
**Source**: https://4ort.xyz/entity/q3711725


## References

1. [Source](http://haroldcorwin.net/rc3/rc39b.csv.gz)
2. VizieR
3. Galaxy Zoo: a sample of blue early-type galaxies at low redshift
4. SIMBAD
5. The ninth data release of the Sloan Digital Sky Survey: first spectroscopic data from the SDSS-III baryon oscillation spectroscopic survey
6. The eleventh and twelfth data releases of the Sloan Digital Sky Survey: final data from SDSS-III
7. The Updated Zwicky Catalog (UZC)
8. The Two Micron All Sky Survey (2MASS)