250228 M97 Owl Nebula - CDK17 nativ LHGOLHGO image (Luma-Ha-Green-OIII), ASI6200MM PRO, 8.0h inegration time (464 subs of 763 used), very good to good seeing (1.2"-1.4"), data from two clear nights, no moon.04.03.2025, 13:50:20