Awful seeing, blowing a hoolie and cloud drifting across the FoV constantly. Lunt 50mm double stacked. 52 second exposure, best 40% of 3000 frames stacked in AS!4, sharpened in WaveSharp, levels and curves in FastStone Image Viewer. Not bad given the seeing conditions.

FireCapture v2.7.15 Settings

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Observer=Unknown

Location=Unknown_City

Scope=Unknown_Scope

Camera=ZWO ASI585MC

Filter=G

Profile=Sun_Halpha

Filename=2025-06-24-1646_3-U-G-Sun_Halpha.ser

Date=240625

Date(UT)=240625

Start=174552.162

Mid=174618.525

End=174644.889

Start(UT)=164552.162

Mid(UT)=164618.525

End(UT)=164644.889

Duration=52.727s

Date_format=ddMMyy

Time_format=HHmmss

LT=UT +1h

Frames captured=2967

FPS (avg.)=56

File type=SER

Binning=2x2

Bit depth=12bit

Data=Mono

Debayer(Preview)=yes

Debayer(Data)=no (Mono)

Debayer(Algorithm)=NearestNeighborFast

Debayer(Pattern)=RG

ROI=864x760

ROI(Offset)=496x136

Shutter=17.70ms

Gain=231 (38%)

AutoExp=off

AutoGain=off

Brightness=1

Gamma=1

HardwBin=off

HighSpeed=off

USBTraffic=100

WBlue=75

WRed=55

Histogramm(min)=0

Histogramm(max)=3528

Histogramm=86%

Noise(avg.deviation)=n/a

eADU=0.857

AutoAlign=false

PreFilter=none

Limit=60 Seconds

Sensor temperature=35.6°C