# NGC 6603

> open cluster in the constellation Sagittarius

**Wikidata**: [Q1066544](https://www.wikidata.org/wiki/Q1066544)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/NGC_6603)  
**Source**: https://4ort.xyz/entity/ngc-6603


## References

1. SIMBAD
2. VizieR
3. Freebase Data Dumps. 2013
4. [Source](http://spider.seds.org/ngc/ngc.cgi?NGC+6603)
5. The orbits of open clusters in the Galaxy
6. On the metallicity of open clusters
7. Astrophysical parameters of Galactic open clusters
8. The ESO/Uppsala Survey of the ESO(B) Atlas
9. Proper motions of the optically visible open clusters based on the UCAC4 catalog