Crops 1.3x
NGC 7129
NGC 7142| 0bject | NGC 7129 Reflection nebula & NGC 7142 open cluster in Cepheus |
| Date | September 14-25, 2025 |
| Exposure | LRGB 670:215:205:200 (21.5 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 to excellent seeing (FWHM 2.0-2.5); Acquired with CCD Commander from Animas NM |
Crop 1.3X
| 0bject | NGC 7129 Reflection nebula & NGC 7142 Open cluster in Cepheus (vdB 146, IC 5132, 5133, 5134) |
| Date | October 20 - 28, 2013 |
| Exposure | LRGB 475:65:65:65 (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 most of the nights; some subs tossed because of clouds |