| Object | M15 |
| Instrument | 4" f/5.5 Mak/Newt |
| Guiding | Unguided |
| Exposure | Luminance - 40 x 15 second subs. RGB - 30, 42, 60 sec. subs, let software stack 40 images each color. |
| Camera | Meade DSI Pro |
| Processing | LRGB merge, Levels, Curves, selective gausian blur and unsharp mask in Photoshop 5.5. Used Drizzle settings of 1.5, 1.0, 1.3 for luminance. Resized RGB to match drizzled luminance for all processing and final image. |
| Comments |