| NGC 7023, The Iris
Nebula
|
|
| Location and Date | Taken at Little Mount Hoffman, California 8/6-8/7/2010 |
| Telescope | Orion Premium 190mm F/5.3 Maksutov-Newtonian OTA |
| Mount | Astro-Physics 900GTO |
| Camera | Orion Parsec 8300C Cooler setpoint at -20ºC |
| Exposure | 24 x 600 second exposures |
| Guiding | Orion StarShoot AutoGuider and 100mm f/6 refractor |
| Processing / Software | MaxIm DL 5.06 and Adobe Photoshop CS4 |
| Notes | Dark skies in the Modoc Volcanic Forest enabled the one-shot color Parsec 8300C to detect the very faint absorption nebula surrounding the blue reflection nebula. |