Contains:  Solar system body or event
Sun in Halpha - February 21, 2021 - Full Disk, JDJ

Sun in Halpha - February 21, 2021 - Full Disk

Acquisition type: Lucky imaging
Sun in Halpha - February 21, 2021 - Full Disk, JDJ

Sun in Halpha - February 21, 2021 - Full Disk

Acquisition type: Lucky imaging

Equipment

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Acquisition details

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Description

The Sun in H-alpha on February 21, 2021. Two frame mosaic full disk including AR2803.

Imaged with a Lunt LS50Tha and ZWO ASI290MM. Imaging train was configured to give ~F/6. Image capture using Firecapture (see below for exposure settings). Stacking in AutoStakkert3 (best 25% of 1000 frames). Processed in Registax (wavelet sharpening). 2x surface and prominence images combined using GIMP.

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