Thread: Helix Nebula
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Old 03-06-2013, 03:50 PM
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alistairsam
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Join Date: Nov 2009
Location: Box Hill North, Vic
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Hi Jonathan,

stacking more subs would reduce noise but if you're going for 5 mins, I'd suggest 800iso to keep noise low.
I'd also suggest dithering the subs, that would give you better noise reduction when stacking.
what ota were you using?
Colours and guiding look great.
Cheers
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