| Object: | M51, Whirlpool Galaxy |
| Type of Object: | Galaxy |
| Constellation: | Canes Vanatici |
| Date: | April 5, 2007 |
| Time: | About 10:30 PM EST |
| Camera: | SBIG ST8XE |
| Scope: | Barekrthasi 15" Corrected Newtonian Astrograph f/2.84 |
| Mount and Guiding: | Paramount, Self-Guided |
| Location: | Israel |
| Times: | HA: 6 X 5 min 1X1, L: 6 X 5 min 1X1, RGB: 6 X 5 min 2X2 |
| Calibration: | MaximDL |
| Combining: | MaximDL |
| Processing: | LRGB Color Combine in Photoshop CS Levels and Curves in PhotoshopCS |