Combination of 15, 1 minute images unfiltered.
SBIG STL-1001E CCD. 20" f/6.8 Dall-Kirkham cassegrain telescope at prime focus.
| Object Type | Open Cluster |
| Constellation | Taurus |
| Magnitude | 7.7 |
| Size | 20.0' x 20.0' |
Number 58 in the Herschel 400 list is NGC 1817. NGC 1817 is a large and scattered cluster of bright and faint stars in Taurus.