2022 04 17 09h 24' 41 sec CET Sun H alpha Chromosphere & Prominences NOAA 12993, 12994 color

Optics : TEC 140 APO (980 mm F 7.0)

Filter : Baader Planetarium D-ERF 160 mm

Beloptik Telecentric 5x

Filter H alfa : Coronado PST

Filter H alfa : Solar Spectrum S.O. 1.5 0.5A

Camera : ZWO ASI 174 MM;

Equivalent Focal lenght : 4900 mm.

Mount : Ioptron CEM70G & Ioptron TriPier;

 

Software : FireCapture, AutoStakkert3, Adobe Photoshop

 

Casalecchio di Reno - Italia

44° 29’ 29” N

11° 14’ 58” E

Done