NGC 6633 (another designation is OCL 90 ) is an open cluster in the constellation Ophiuchus .
| NGC 6633 | |
|---|---|
| Star cluster | |
| Research history | |
| Discoverer | |
| opening date | 1745 |
| Designations | NGC 6633 , OCL 90 |
| Observational data ( Age J2000.0 ) | |
| Type of | Type III2m open cluster |
| Right ascension | |
| Declination | |
| Distance | |
| Visible magnitude (V) | 4.6 |
| Visible Dimensions (V) | 20,0 ' |
| Constellation | Ophiuchus |
This object is one of those listed in the original edition of the New General Catalog .
See also
- List of Messier objects
- New shared directory
Links
- Information in English and French from the original “ New General Catalog ”
- Information (Eng.) From the Revised New General Catalog
- SIMBAD
- VizieR (English)
- NASA / IPAC Extragalactic Database
- NGC 6633 Publication List