[AZ-Observing] Re: M16 - Hubble Palette

  • From: "Lucia Wheele" <nyclady@xxxxxxx>
  • To: <az-observing@xxxxxxxxxxxxx>
  • Date: Sat, 31 Aug 2013 15:34:06 -0700

please remove my email from your list
nyclady@xxxxxxx


Lucia Wheele

-----Original Message----- 
From: Adam Taylor
Sent: Monday, July 22, 2013 4:59 PM
To: az-observing@xxxxxxxxxxxxx
Subject: [AZ-Observing] Re: M16 - Hubble Palette

Wow!

> Date: Mon, 22 Jul 2013 15:59:59 -0700
> Subject: [AZ-Observing] M16 - Hubble Palette
> From: mikewilesaz@xxxxxxxxx
> To: AZ-Observing@xxxxxxxxxxxxx
>
> With a portable imaging rig and the difficulties that come with deep sky
> imaging during the monsoon season - M16 had always been at the top of my
> list of things to image. Until this year, I'd not been able to do it. Now
> that I have my equipment set up remotely, I was able to start imaging this
> target as soon as it was getting high enough above the horizon as far back
> as early May - even if it was just one frame per night. I was able to
> finish the image in mid-June and started processing.
> This image is a total of 37 hours of exposure time shot in the standard
> Hubble palette:
>
> Red = Sulfur II filter (3nm) - 12 exposures @ 60 minutes each
> Green = Hydrogen Alpha filter (3nm) - 13 exposures @ 60 minutes each
> Blue = Oxygen III filter (3nm) - 12 exposures @ 60 minutes each
>
> All images were captured with an Explore Scientific ED152CF f/8 triplet 
> and
> an SBIG ST-8300 CCD camera in Benson, AZ. All image processing from
> calibration to final post-processing was done in PixInsight v1.8 RC7. I
> was really happy with the end result considering that by the time I took
> the last few frames, thermal noise was becoming an issue with the
> encroaching summer temperatures.
>
> Comments and criticisms are always welcomed. Thanks for looking.
>
> M16 - Small Image w/capture details <http://www.astrobin.com/46647/>
>
> M16 - Full Screen Sized Image 
> <http://www.astrobin.com/full/46647/?mod=none>
>
> M16 - Full 8 megapixel resolution
> image<http://www.astrobin.com/full/46647/0/?mod=none&real=>
>
> Mike
>
>
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