Contains:  Solar system body or event
Sun in Halpha - June 6, 2020 - AR2765, JDJ

Sun in Halpha - June 6, 2020 - AR2765

Acquisition type: Lucky imaging
Sun in Halpha - June 6, 2020 - AR2765, JDJ

Sun in Halpha - June 6, 2020 - AR2765

Acquisition type: Lucky imaging

Equipment

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Acquisition details

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Description

Close-up view of the Sun in H-alpha showing AR 2765.

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 1000 frames). Processed in Registax (wavelet sharpening).

Surface image:

Shutter=0.400ms

Gain=250 (41%)

Histogramm=83%

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