Sunspot Group 3423

Sunspot Group 3423 from 10.09.2023. 15:51 Moscow time. Severnoye Tushino, balcony. Telescope LX 85 M6 (D-150 mm, f-1800 mm). Mount EQ-5 OnStep. Aperture filter with AstroSolar solar film. Camera ZWO 290 MM, red filter Exposure - 1.45 ms, Gain - 0 (0%), stacking 550 out of 6553 frames (1 min video). Processing in AS, AI 3.0SI, Ps.