Crop
Map| 0bject | NGC 663 and 659 Open clusters in Cassiopeia (Berk 6, Czernik 5, IC 155) |
| Date | July 16, 2013 |
| Exposure | LRGB (30):30:30:30 (L synthesized from R+G+B; cropped) |
| Camera | STL11000M with AstroDon Gen II filters (water-assisted cooling) |
| Telescope | ASA 10N f/3.7 on AP900GTO CP3 |
| Guiding | Remote guide head with MiniBorg 50 mm |
| Processing | MaximDL, Photoshop CS5, GradientXterminator, AstroActions |
| Comments | Moderate to good seeing |