Hydrogen Alpha added to the Luminance for an LRGB image of M27, enhancing the gas envelope.
Camera | QSI583wsg | 3348 x 2574 pixels of 5.4 µm |
Temperature | Did not record | Did not record |
Telescope | AT8RC | 1625mm f/l, f/8 |
Mount | Losmandy G11 | |
Guiding | Lodestar | |
Luminance | 1 hour, 12 x 5-min subs | bin 1×1: 0.7 arc-sec per pixel |
H-Alpha | 1 hour, 12 x 5-min subs | bin 1×1: 0.7 arc-sec per pixel |
Red | 1 hour, 12 x 5-min subs | bin 2×2: 1.4 arc-sec per pixel |
Green | 1 hour, 12 x 5-min subs | bin 2×2: 1.4 arc-sec per pixel |
Blue | 1 hour, 12 x 5-min subs | bin 2×2: 1.4 arc-sec per pixel |
Darks | Did not record | |
Flats | Did not record | |
Processing | CCDStack (median), Photoshop |