Observatoriya Astrovetkino Kalujskaya Oblast, Russia
Dec 1st, 2023
1095
16
Tal-250K, LB2x Barlow, LB 1.5x Zeiss, equivalent focal length ~3.4 meters, ADC ZWO. Camera QHY5III290C, 100% and 120% of original. Image quality during capture about second grade on the Antoniadi scale, light haze, no wind. Observatory "AstroVetkino" https://astronomy.ru/forum/index.php/topic,158764.0.html.
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