| Exposure Details |
| Lens |
Sky-Watcher Esprit 150 (RGB) and Sky-Watcher Esprit 100 (Ha) |
| Focal Length |
1050mm (RGB) 550mm (Ha) |
| Focal Ratio |
F7 (RGB) F5.5 (Ha) |
| |
| Mount |
AP1200GTO CP2 (Ha) and Sky-Watcher EQ8 (RGB) |
| Guiding |
Astro-Tech 50mm Guide Scope and QHY5L-II Monochrome |
| |
| Camera |
Hutech Modified Canon 6D (RGB) and QHY10 CCD (Ha) |
| Exposure |
11 lights at 600 seconds each (RGB) - 1.8 hours total exposure
18 lights at 1800 seconds each (Ha) - 9 hours total exposure |
| Calibration |
35 darks, 75 flats, 100 bias |
| |
| Date |
9/17 and 9/18 of 2015 (RGB) - 12/16, 12/17, 12/18 and 12/21 of 2015(Ha) |
| Temperature |
16 degrees C |
| SQM Reading |
Bortle 2 (RGB) Light Polluted Red Zone (Ha) |
| Seeing |
Great |
| Location |
Comanche Springs Astronomy Campus - Crowell, TX (RGB)
Light polluted back yard (Ha) |
| |
| Software Used |
Backyard EOS, PixInsight, PHD Guiding, Sequence Generator Pro, Photoshop |
| Notes |
Below is the H-Alpha portion taken from my back yard in light polluted skies |
