Background neutralization Color Calibration SCNR (type=0, amount=1.00, preserve=true) Histogram Transf. (mid=0.063, lo=0.001, hi=1.000) Asinh Transformation: (stretch= 1.0, bp=0.18939) Background extraction (Correction: Subtraction)
3h integration 90x120" William Optics Z61ii Canon 50D