Thread: Pencil Nebula in (mainly) narrowband
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Old 24-03-2015, 07:47 PM
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gregbradley
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Nice image. A bit green. The Ray is more bluish and pink. See Steve's recent version. The colour on that one is very accurate.

Usually in bicolour its Ha red + ((Ha+(2 x O111))/2 green and O111 blue.

Greg.
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