Re: [APML] Widefield Orion Blend/Luminance layer

["Stuart Heggie" <stuart.j.heggie@sympatico.ca>]

Excellent Brian! Thanks for clarifying.

Stuart Heggie
http://www3.sympatico.ca/stuart.j.heggie/Stuart.J.Heggie/
Flesherton, Ontario, Canada

----- Original Message ----- 
From: "Brian larmay" <power_windows4789@yahoo.com>
To: "Discussion of Film Astrophotography" <astro-photo@seds.org>
Sent: Tuesday, February 17, 2004 6:56 PM
Subject: Re: [APML] Widefield Orion Blend/Luminance layer


> Hi Stuart and thanks,
> 
> They both kinda did...that is the E200 without the
> filter and the TP excluding the fog layer which only
> really produced the halos.
> 
> The E200 shot produced a fair amount of red, but it
> needed a boost.
> I cranked the contrast on the TP shot which after
> stacking, brought out more of the faint nebulosity in
> the E200....especially the fainter stuff inside the
> loop.
> The TP was a little less nebula saturated because of
> the city light polloution below it...I had to Use a
> pretty dark gradiant to fix that one and you can
> somewhat tell that the lower half of Barnards loop is
> a bit dimmer because of it.
> 
> Sorry bout the mixup on exposure data,..it 7mins with
> the fog filter, 12 mins straight E200 shot and 25 with
> the TP.
> 
> Thanks!
> Brian
> 
> > Brian - gorgeous shot! Did the Techpan with deep red
> > filter add a lot of
> > the red in the photo or did E200 get a lot of it?
> > I've got E200 but am
> > not Techpan enabled. Also, the text is a bit
> > confusing. Is this really 3
> > shots, two on E200 (12 min no filter, 7 min fog
> > filter) then another
> > shot with Techpan and the red filter?
> > 
> > Stuart Heggie
> >
> http://www3.sympatico.ca/stuart.j.heggie/Stuart.J.Heggie/
> > Flesherton, Ontario, Canada
> > 
> > ----- Original Message -----
> > From: "Brian larmay" <power_windows4789@yahoo.com>
> > To: "APML" <astro-photo@seds.org>
> > Sent: Monday, February 16, 2004 6:37 PM
> > Subject: [APML] Widefield Orion Blend/Luminance
> > layer
> > 
> > 
> > > Hi All,
> > >
> > > Heres an experiment I was working on tonight
> > combining
> > > an old E200 shot and last nights techpan red
> > filter
> > > efforts,(cant find my H-a filter anywhere..ACK!).
> > >
> > > This is my first attempt on stacking a luminance
> > layer
> > > to anything Ive done so advice would be apreciated
> > if
> > > anyone sees anything lacking.
> > >
> > > The upper portion is a bit dark on this particular
> > > stack due to somthing Im not quite aware of yet<g>
> > > ...probably a gradiant mishap.
> > > My personal opinion on this is that I could have
> > gone
> > > deeper on both shots, but its still interesting
> > what a
> > > luminance layer can do!
> > >
> > > http://www.astrobri.com/orion.htm
> > >
> > > Anyways, comments welcome
> > > Brian
> > >
> > >
> > >
> > > =====
> > > Homepage: www.astrobri.com
> > >
> > > Location:
> > > Niagara Falls USA
> > > geographic Longitude = 79W
> > > Geographic Latitude = 43N
> > > Corrected Magnetic Latitude = 53N
> > >
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> 
> =====
> Homepage: www.astrobri.com
> 
> Location: 
> Niagara Falls USA
> geographic Longitude = 79W
> Geographic Latitude = 43N
> Corrected Magnetic Latitude = 53N
> 
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