M27 Dumbell Nebula, with Hydrogen-Alpha

Hydrogen Alpha added to the Luminance for an LRGB image of M27, enhancing the gas envelope.

M27-Ha-L-RGB-Composite

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

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