10-minute sketch between clouds, 08.09.2026

Antlia 200mm DERF, achromat 204/1800, Baader TZ4S telecentric, two Lunt40, BF from Quark combo, and IMX428 camera. Autoflat, histogram fill 65%. AS!4, post-processing in C++. 08.09.2026, 11:16:56 - 11:25:23. Animation of 24 frames, full frame bin2 12-bit, 109 fps, 2200 frames, gain 70, exposure 1.8 ms, 100% GIF (0.26"/px).