2021 09 08 15h 36' 20 sec CET Sun H alfa cromosphere NOAA 12866, NOAA 12868

Optic: 80/480 Apo + ZWO EAF + Televue Barlow 2x

Mount : Ioptron CEM70G & Ioptron TriPier;

Filter : H alfa Daystar Quark Cromosphere;

Filter : IR CUT Baader Planetarium 2”;

Camera : ZWO ASI 174 MM;

Equivalent focal length = 4000 mm.

Software : FireCapture, AutoStakkert3, Photoshop.

 

Sun active region : NOAA 12866 (left) and NOAA 12868 (right)

 

Casalecchio di Reno - Italia

44° 29’ 29” N

11° 14’ 58” E

Done