Comet 17P/Holmes
This image shows how much the comet has increased in size in 5 days.
Date: November 4, 2007
Location: Victoria, BC.
Optics: Orion 100mm ED Refractor
Mount: Sky-Watcher HEQ5
Camera: Nikon D50 Modified
Exposures: 42 Light Frames and 20 Dark Frames at 30 seconds each calibrated and combined with Images Plus and adjusted with Photoshop and Noise Ninja