1.3X crop
1.3X crop
| 0bject | NGC 6946 Galaxy & NGC 6939 Open cluster in Cepheus |
| Date | September 23-26, 2023 |
| Exposure | LRGB 385:130:130:130 (12.9 hours, 1/2 crop) |
| Camera | STL11000M with AstroDon Gen II filters |
| Telescope | ASA 10N f/3.7 on AP900GTO CP3 |
| Guiding | Remote guide head with MiniBorg 50 mm |
| Processing | MaximDL, Photoshop CS6, Astronomy Tools, Topaz DeNoise AI |
| Comments | Moderate seeing; acquired with CCD Commander from Animas, NM |
|
0bject |
NGC 6946 Galaxy in Cygnus ( with NGC 6939) |
| Date | June 18-20, 2012 |
| Exposure | LRGB 370:30:30:30 (cropped) |
| Camera | STL11000M with Astrodon Gen II filter (water assisted cooling) |
| Telescope | ASA 10N f/3.7 on AP900GTO CPO3 |
| Guiding | External guide head with MiniBorg 50 mm |
| Processing | MaximDL, Photoshop CS5, AstroActions, GradientXterminator |
| Comments | Warm with moderate seeing; acquired with CCD Commander |
|
0bject |
NGC 6946 Galaxy in Cygnus |
| Date | May 19 and 20, 2006 |
| Exposure | LRGB 60:15:15:15 (RGB binned 2x2) |
| Camera | ST2000XM with SBIG filters |
| Telescope | Celestron C8 @ f/6.7 on Losmandy G11 w/Gemini |
| Guiding | self-guided |
| Processing | MaximDL, Photoshop CS, FITS Liberator, AstroActions, PixInsightLE |
| Comments | Warm and breezy, moderate seeing |