Thread: ZWO ASI1600MM pro gain
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Old 14-06-2018, 04:23 PM
glend (Glen)
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Join Date: Jun 2013
Location: Lake Macquarie
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Most of my narrowband is shot at Unity (Gain 139, Offset 20) and I tend to use 300sec subs.
Have a look at Ray's (Shiraz) exposure charts for the 1600, there is one for LRGB and one for narrowband.
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