Celestial hemisphere:  Northern  ·  Constellation: Cygnus (Cyg)  ·  Contains:  Crescent nebula  ·  NGC 6888
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Cresent Nebula bicolor, rkayakr
Cresent Nebula bicolor
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Cresent Nebula bicolor

Getting plate-solving status, please wait...
Cresent Nebula bicolor, rkayakr
Cresent Nebula bicolor
Powered byPixInsight

Cresent Nebula bicolor

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Description

My first bicolor

ASI1600mm cool on an MN190, unity gain

Ha 29 x 240 6/12/2016

OIII 30 x 240 6/13/2016

I had terrible halos on the OIII. It turns out that my Ha & SII filters are CCD but the OIII was not. I am trading it in for the OIII CCD model.

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Cresent Nebula bicolor, rkayakr

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Cloudy Nights