Neptune and Triton - 17/1/2022 (Processed cropped stack)
Short stack, low in NW skyglow, nearing Full Moon - testing StellarMate automation. Slight coma variation in all 4 corners implies skewed focal plain coma not fully corrected at the corners.
This cropped version shows Moon Triton (12 O'Clock to Neptune).
DeepSkyStacker 4.2.6 Stacked 6 of 7 Images Gain 100 @ 10 Sec, 35 DARK Gain 100 @ 60 Sec, 35 BIAS Gain 100 @ 1/1000 Sec, 21 FLATS GAIN 100 @ 1/10000 Sec, Post-processed with Adobe Photoshop CC 2022
Telescope - PowerNewt 200mm f/4 with ASA Reducer/Coma Corrector (at 55mm backfocus) for F=568mm f/2.84, IDAS NB1 filter, QHY 268C CMOS camera field 90' x 134', Ambient ~25C, Camera 0C.
StellarMate on RP-4B with Kstars/Ekos for EQMOD mount control, auto-focusing, plate solving and image acquisition. Mount - Skywatcher NEQ6 Pro. Guidescope - Orion ShortTube 80 with Starlight Xpress SuperStar (Mono) CCD Auto Guider and Ekos auto guiding software.
From 2022 Remote Control
