Contains:  Solar system body or event
Sun in Halpha - January 28, 2021, JDJ

Sun in Halpha - January 28, 2021

Acquisition type: Lucky imaging
Sun in Halpha - January 28, 2021, JDJ

Sun in Halpha - January 28, 2021

Acquisition type: Lucky imaging

Equipment

Loading...

Acquisition details

Loading...

Description

The Sun in H-alpha on January 28, 2021.

Imaged with a Lunt LS50Tha, 2.5x Televue Powermate, ZWO ASI290MM. Imaging train was configured to give ~F/18. Image capture using Firecapture (see below for exposure settings). Stacking in AutoStakkert3 (best 25% of 1000 frames). Processed in Registax (wavelet sharpening). Surface and prominence images combined using GIMP.

Surface image:

FPS (avg.)=0

Shutter=0.900ms

Gain=250 (41%)

Histogramm=73%

Prom image:

FPS (avg.)=78

Shutter=12.50ms

Gain=250 (41%)

Histogramm=100%

Comments