Contains:  Solar system body or event
Sun in Halpha - May 25, 2020, JDJ

Sun in Halpha - May 25, 2020

Acquisition type: Lucky imaging
Sun in Halpha - May 25, 2020, JDJ

Sun in Halpha - May 25, 2020

Acquisition type: Lucky imaging

Equipment

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Acquisition details

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Description

Imaged with a Lunt LS50Tha, 2x Celestron barlow, ZWO ASI290MM. Imaging train was configured to give ~F/14. Image capture using Firecapture (see below for exposure settings). Stacking in AutoStakkert3 (best 25% of 100 frames). Processed in Registax (wavelet sharpening) and GIMP (surface and prominence image combination).

Surface image:

FPS (avg.)=73

Shutter=0.450ms

Gain=250 (41%)

Histogramm=95%

Prominence image:

FPS (avg.)=72

Shutter=10.00ms

Gain=250 (41%)

Histogramm=100%

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