1. 

   Colin Haig Staff Member

   Joined:

   Oct 27, 2014

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   Not likely, sounds like a warm pixel. Is your cooler turned on to -30C or so?

    

   Colin Haig, Sep 6, 2021

   #21
2. 

   Doug Staff Member

   Joined:

   Sep 25, 2014

   Messages:

   10,364

   A raw, unprocessed FITS frame showing the issue would be helpful.

    

   Doug, Sep 6, 2021

   #22

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