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 | 7.9 |
| Size | 5.0' x 5.0' |
Number 109 in the Herschel 400 list is NGC 2489. This is a compact cluster of mostly moderately bright stars in Puppis.