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BAA Images Alun Halsey

Observation by Alun Halsey: Sunspot and a prominence

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Alun Halsey


Alun Halsey


2021 Feb 26 - 13:30


2021 Feb 27 - 19:04


The Sun

  • 90mm f/10 achromat refractor (Bresser)
  • Lunt CaK B1200 module and QHY5III 178M
  • EQ6 Pro

Reading Berkshire UK

Target name



Sunspot and a prominence

About this image

90mm f/10 achromat piggybacked to C9.25 on a EQ6 Pro. SER files of around 1000 - 2000 frames recorded with the QHY5III 178 in Firecapture,stacking carried out in Autostakkert3 and processing done using Astrosurface and PS CS2.

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