Contains:  Solar system body or event
Sun in Halpha - June 7, 2020 - Full Disk with AR2765, JDJ

Sun in Halpha - June 7, 2020 - Full Disk with AR2765

Acquisition type: Lucky imaging
Sun in Halpha - June 7, 2020 - Full Disk with AR2765, JDJ

Sun in Halpha - June 7, 2020 - Full Disk with AR2765

Acquisition type: Lucky imaging

Equipment

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Acquisition details

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Description

Full disk H-alpha image of the Sun on June 7, 2020 showing AR 2765.

Imaged with a Lunt LS50Tha, 0.5x focal reducer, ZWO ASI290MM. Imaging train was configured to give ~F/3.5. Image capture using Firecapture (see below for exposure settings). Stacking in AutoStakkert3 (best 25% of 1000 frames). Processed in IMPPG (LR deconvolution, Stretching).

Surface image:

FPS (avg.)=40

Shutter=0.090ms

Gain=250 (41%)

Histogramm=97%

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