M3 Star Cluster LRGB image, ASI6200MM PRO, 2.7h integration time, 364 of 819 subs used, excellent to good seeing (1.0"-1.5"), three half nights, full moon, no wind, dry Planewave CDK17 2939mm f/6.8 · LRGB · ZWO ASI6200MM Pro (mono cooled) · 3h 02min (raw total) · 364 subs · Freyung Private Observatory, Germany · 13h 42m 11.6s / +28° 22' 38.3" · 2026-04-06
