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Old 30-07-2021, 04:09 PM
hector (Andrew)
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hector is offline
 
Join Date: Mar 2005
Location: Umina NSW Australia
Posts: 275
Most sensors in that size will have hot pixels that can show. The Images are guided on the Sirius EQ-G mount with an accurate polar alignment. I wasn't using the guide scope as I need a mounting plate to place it properly. The same camera has been used for months shooting Astro without any sign of this issue. The only variable has been the change from the Orion 80ED to the Skywatcher 150ED. The mount is a little light for the scope and I have an EQ-6 coming for that scope. I have inspected images taken prior to the 150ED and seen hint of the anomaly. Every image shot last time with the 150 has shown these wavy lines.
I will check by shooting with the 80 first and then the 150 to see if there is a difference. I will also change cameras to see the difference there as well.
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