Celestron SCT 280/2800 Atik 314L+ red. 0,63x
Adopted limb darkening: 0.5 | EXP. 90s | binning 1+1 | defocus | FWHM 7.18 px (5.4 arc-sec/pixel) | weather: clear, moisture| bortle 5, encircling light pollution | Photometric aperture radii: 14-26-32 | Baader IR Pass filter 685 nm | end of transit disturbed by clouds