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M109 is a barred spiral in Leo.
| Date | B&W: 14th March 2010 RGB: 15th March |
| Telescope | 250mm F4.8 Newtonian Reflector with MPCC coma corrector |
| Filter | Astronomik CLS + Astronomik IR Block |
| Exposure (seconds) | Luminance: 16x600s (2 hours, 40 minutes) Red: 12 x 300s Blue: 12 x 300s |
| Software | MaximDL, CCDstack, PixInsight |