|
Object |
M97 Planetary Nebula & M108 Spiral Galaxy in Ursa Major |
| Date | February 5-6, 2013 |
| Exposure | LRGB 240:30:30:30 |
| Camera | STL11000M with AstroDon Gen II filters |
| Telescope | ASA 10N f/3.7 on AP900 GTO CPO3 |
| Guiding | Remote guide head with 50 mm MiniBorg |
| Processing | MaximDL, Photoshop CS5, GradientXterminator, AstroActions |
| Comments | Cold, moderate seeing but lots of light pollution; acquired with CCD Commander |
|
Object |
M97 Planetary Nebula in Ursa Major (Owl Nebula) |
| Date | 3/29 and 3/30/2005 |
| Exposure | LHaRGB 99:9:27:27:30 (Ha + Red 50/50) |
| Camera | SXV-H9 w/ Schuler filters |
| Telescope | Meade LX200 10" f/6.3 on Losmandy G11 |
| Guiding | ST-4 guided |
| Processing | MaximDL, FITS Liberator, Photoshop CS |
| Comments | Clouds on 3/29 and very windy on 3/30 |