| Date  
| 03/09/2007 |
| Conditions  
| Seeing 3/5 |
| Scope  
| Vixen VC200LDG @ f/6.4 |
| Filters  
| Baader UV-IR Cut |
| Camera  
| Canon 350D (IR modified) |
| Exposure  
| 30x50s ISO1600 |
| Processing  
| MaximDL raw conversion, bayer interpolation, dark/flat/bias calibration, stacking; ImagesPlus 3.0beta, levels, ddp; PS CS2, curves, USM; Noel's Actions, color blotch reduction, soft color gradient |
| Notes  
| The open cluster M37 contains over 500 stars with about 150 stars brighter than mag 12.5. |
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