Contains:  Solar system body or event
H-alpha plasma flow with sunspots on April 24th 2022, 



    
        

            Tommi R

H-alpha plasma flow with sunspots on April 24th 2022

Acquisition type: Lucky imaging
H-alpha plasma flow with sunspots on April 24th 2022, 



    
        

            Tommi R

H-alpha plasma flow with sunspots on April 24th 2022

Acquisition type: Lucky imaging

Acquisition details

Date: April 24, 2022

Time: 11:03

Frames: 400

FPS: 161

Exposure per frame: 5.50 ms

Focal length: 3075

Seeing: 2

Transparency: 3

Resolution: 3390x2382

File size: 3.1 MB

Locations: Backyard, Espoo, Finland

Data source: Backyard

Description

Plasma flow with 102 mm OTA and Quark. The sky was not totally clear and the thin overcast resulted in a need to increase exposure time from typical 4.8 ms to 5.5 ms. 

Total of 9705 frames @ 161 fps (60 sec acquisition). Firecapture, 8 bit, 5.5 ms / gain 135. Best 400 frames stacked.

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