On the road with the clouds! 22.09.2026

The sky opened up suddenly and closed just as quickly, but I decided to shoot through the clouds :)
Exposure varied from 2 to 10ms.

Antlia 200mm derf, achromat 204/1800, Baader TZ4S telecentric, two Lunt40, BF from a Combo Quark, and an IMX428 camera.
Auto flat, histogram fill 20-100%. AS!4, post-processing in C++.

22.09.2026, 15:14:55 - 15:55:34.
Animation of 135 frames, 3200x1800 bin2 12bit, 100-135fps, 2200 frames, gain 70, exposure 2 - 10ms, 100% gif.