MARK Meade SCT 406/4060 + CMOS ZWO ASI 1600mm pro
Adopted impact parmater: 0.1 | limb darkening: 0.5 | EXP. 300s | binning 4 hardware, 1 software | slight defocus | weather: unstable, Moon, high clouds at the start | Bortle 7 light pollution | FWHM 5.5 pixels (0.7 arc-sec/pixel) | Photometric aperture radii: 9.27-30-40 | filter Toptec J-C Rc