2021 09 25 10h 40' 08 sec CET Sun H alfa cromosphere NOAA 12871

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;

Equivalent focal lenght : 4000 mm.

Software : FireCapture, AutoStakkert3, Adobe Photoshop

 

Solar active region NOAA 12871

 

Casalecchio di Reno - Italia

44° 29’ 29” N

11° 14’ 58” E

Done