Barnard 33, a color picture

Niels V. Christensen
Location of photo
Copenhagen, Denmark
Date/Time of photo
25-26 Nov-2017.
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The Horsehead Nebula picture was composed as a HaL(lum part)-RGB picture. The centerpart of the Horsehead is mixed with data taken from this picture: Exposure details, the WF data: Ha=16x5min. L=10x120sec. R,G,B=3x7x120sec.
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