[AZ-Observing] Re: NGC7635 in narrowband (corrected link)

  • From: Bernard Miller <bgmiller011@xxxxxxx>
  • To: "az-observing@xxxxxxxxxxxxx" <az-observing@xxxxxxxxxxxxx>
  • Date: Wed, 26 Dec 2012 20:08:54 -0700

Mike,

I created a synthetic luminance by combining the Ha, SII, and OIII images in 
CCDStack using a sum combine.

Bernard


Sent from my iPad

On Dec 26, 2012, at 7:13 PM, Mike Wiles <mikewilesaz@xxxxxxxxx> wrote:

> Really smooth, low noise image Bernard.  I guess that's to be expected with
> 27 hours of exposure though, eh?  Well done.  Just curious, did you create
> a luminance channel at all or is this processed as a straight "RGB" (w/o
> luminance)?
> Mike
> 
> On Wed, Dec 26, 2012 at 5:49 PM, Bernard Miller <bgmiller011@xxxxxxx> wrote:
> 
>> Hi,
>> 
>> 
>> The link below is to NGC7635, also known as the Bubble Nebula), done with
>> narrowband filters in the Hubble palette. I used tutorials by Ken Crawford
>> and Bob Franke to create this image. Ken's tutorial covered the basics of
>> using layers to color map the image and Bob had a very interesting method
>> to
>> get rid of the normal green bias of the Hubble palette and bring out more
>> reds and blues. I hope you like it and comment and suggestions are
>> welcomed.
>> 
>> 
>> 
>> http://www.azstarman.net/NGC7635_NB.htm
>> 
>> 
>> 
>> Thanks,
>> 
>> 
>> 
>> Bernard
>> 
>> 
>> 
>> 
>> 
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