Campbell's Hydrogen Star
M1-92 Footprint Nebula | 0bject | Sh2-91 Supernova remnant in Cygnus |
| Date | June 4-6, 2024 (+April 2012) |
| Exposure | HaLRGB 720:175:65:65:65 (18.2 hours, full frame) |
| 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 (FWHM 2.8-3.0); acquired with CCD Commander from Animas, NM |