Internationale Amateursternwarte e.V.
IAS Observatory Hakos, Namibia, 21.8 mag/”2
20″ AK3 Newtonian Astrograph, 4″ Wynne Coma Corrector, 1923mm f/3.8
English mount with FS2
Off axis guiding with Lodestar X2
Image acquisition: CdC, APT, PHD2, dithering
ASI294MC Pro, Astronomik L2 filter, 20x300s, -10C, gain 120, 30 flats, 30 darkflats, 71 darks, no bias
Imaging date: 04/07 May 2019
Data calibration/integration: PixInsight
Image processing: PixInsight, Lightroom