click here for a 35% size 2560x1720 (2580KB)
click here for a 45% size 3290x2220 (4160KB)
Click on the images below to find a 30 hour Halpha channel only (775KB)
| Optics | Borg ED101 at f/5.7 |
| Camera | STL11000M |
| Filters | Baader Halpha HaRGB |
| Date | Nov 11, 2009- Mar 05, 2011 |
| Location | Antares Observatory |
| Sky Conditions | mag 4.5 - 5.5 |
| Exposure | HaRGB=30,9.1,8.5,13.3 (hours) total: 60.9h 15min subexposures for RGB and 20min for H-alpha frames 150s and 30s exposures for the core of M42 |
| Programs used | CCD-Stack, Registar, Photoshop CS4 |
| Notes | This is a 4-frame mosaic image |
Click on the images below to see some selected regions between 80% and 100% resolution.
click here for a 35% size 2560x1720 (2580KB)
click here for a 45% size 3290x2220 (4160KB)
Click on the images below to find a 30 hour Halpha channel only (775KB)