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 | Puppis |
| Magnitude | 4.4 |
| Size | 25.0' x 25.0' |
Number 103 in the Herschel 400 list is NGC 2422, more commonly known as M47. A large and scattered open cluster of bright stars in Puppis, one wonders why such a well known Messier object is included in the Herschel 400 list.