M31
Click on photo for a larger image.
| Instrument: | Nikon 500mm f8 Catadioptric Lens |
| Focal Ratio: | f8 |
| Camera: | SBIG STL-11000 CCD camera
(See product review in July, 2004 issue of Sky & Telescope magazine.) |
| Exposure: | 7 x 5 minutes Luminance, 2 x 5 minutes each R/G/B, all unbinned |
| Guiding: | Meade 7" Refractor with STV Autoguider
(Santa Barbara Instrument Group) (See product review in May, 2003 issue of Astronomy magazine.) See Photo/Guiding Equipment. |
| Date: | 7/23/04 |
| Post Processing: | CCDSoft, CCDSharp, MaxIM DL, Photoshop CS |