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M17 HaO3, John
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M17 HaO3

M17 HaO3, John
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M17 HaO3

Equipment

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Description

Did some testing with a achromate refractor,the bresser 127/1200,just for narrowband.

Got some good results with the Asi1600mm,even without a flattner.

But maybe i will do a starless version too,see how it goes.

greetings John.

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M17 HaO3, John