| Date/Location |
May 10, 2021 Jubilee College State Park, Illinois |
| Camera and Settings |
SBIG STF-8300C CCD camera -20°C |
| Telescope |
Askar 72mm f.5.6 Qunituplet Apo with a 0.7x focal reducer to yield f/3.9 |
| Mount |
Celestron CGEM II |
| Exposure |
35 min (7 x 5 min) |
| Processing |
CCDOpts, Image Plus 6.5, Photoshop CS6 |
| Other |
Known as Collinder399, Brocchi's Cluster, and the Coathanger. Magnitude 3.6, 1.5° in diameter. Small cluster NGC6802, magnitude 8.8, 5 arcmin in diameter. |
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