This was one of two images captured during first light of my Takahashi TOA 130 (before the moon rose).
This is (38*182s and 46*304s for ~5h48m) from two nights with my Canon Ra at iso1600 and Takahashi TOA 130 with 645 flattener. Calibrated with bias, dark and flat frames.
Location: Cobble Hill
Imaging configuration: TOA 130 with 645 flattener and Canon Ra at iso 1600
Guiding: SBIG 8300 with OAG through SVR90t
Mount: Celestron CGE Pro
Processing: Pixinsight (Gradient correction/DBE/Colour Correction/BlurX/Attenuated lightness masks/TVG Denoise/MuliscaleMedianTransform/ArcinhStretch/Starnet++/