Observation by Alun Halsey: Full disk Ha 210912

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Alun Halsey


Alun Halsey


2021 Sep 12 - 10:21


2021 Sep 12 - 16:25


The Sun

  • Lunt 50THa pressure tuned solar scope
  • QHY5III 178M
  • Ioptron Minitower Pro

Berkshire UK

Target name



Full disk Ha 210912

About this image

Took recording of the solar disk and another for the proms and wasn't until after stacking,combining and processing the image that I noticed material had been ejected to the left of the image,this was what was left of the large prominence from the 11th Sept.

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