2021 10 28 12h 10' 50 sec CET Sun H alfa Cromosphere NOAA 12891

Optics : 80/480 Apo + ZWO EAF + Televue Barlow 1,25" 2x

Mount : Ioptron CEM70G & Ioptron TriPier;

Filter : IR CUT Baader Planetarium 2”;

Filter : H alfa Daystar Quark Cromosphere;

Camera : ZWO ASI 174 MM;

Software : FireCapture, AutoStakkert3, Photoshop

Equivalent Focal Length : 4032 mm

 

Sun Active region : NOAA 12891

 

Casalecchio di Reno - Italia

44° 29’ 29” N

11° 14’ 58” E

Done