http://gallery.cuttinedgeobservatory.com/v/galaxies/M33/ en-us Gallery 2 RSS Module, version 1.1.8 Tue, 07 Apr 2026 09:05:49 +0000 120 http://gallery.cuttinedgeobservatory.com/d/2161-4/M33.jpg http://gallery.cuttinedgeobservatory.com/v/galaxies/M33/ http://gallery.cuttinedgeobservatory.com/v/galaxies/M33/M33_Ha.jpg.html http://gallery.cuttinedgeobservatory.com/v/galaxies/M33/M33_Ha.jpg.html
4 Hours of Ha on M33.

The gradients are exaggerated due to extreme stretch to show just how little Ha data you collect.]]> Chris Johnson photo Mon, 30 Nov 2009 19:42:17 +0000 http://gallery.cuttinedgeobservatory.com/v/galaxies/M33/M33_LRGB-CN.jpg.html http://gallery.cuttinedgeobservatory.com/v/galaxies/M33/M33_LRGB-CN.jpg.html
Exposure
- LHaRGB 300:240:120:120:120
- LHa 15min subs @ bin1x1
- RGB 10min subs @ bin2x2
- 15 hours total exposure

Equipment Used
- Starizona Hyperion 12.5"
- SBIG STL-11000M w/ Adaptive Optics
- Paramount ME
- Astrodon Gen 2 Filters

Seeing 3/5

Cloudy Nights Nov 2009 Entry - 100KB & 800x600px Limit]]> Chris Johnson photo Mon, 30 Nov 2009 19:26:54 +0000 http://gallery.cuttinedgeobservatory.com/v/galaxies/M33/M33_LHaRGB.jpg.html http://gallery.cuttinedgeobservatory.com/v/galaxies/M33/M33_LHaRGB.jpg.html
Exposure
- LHaRGB 300:240:120:120:120
- LHa 15min subs @ bin1x1
- RGB 10min subs @ bin2x2
- 15 hours total exposure

Equipment Used
- Starizona Hyperion 12.5"
- SBIG STL-11000M w/ AO
- Paramount ME
- Astrodon Gen 2 Filters

Seeing 3/5]]> Chris Johnson photo Fri, 12 Feb 2010 02:26:10 +0000 http://gallery.cuttinedgeobservatory.com/v/galaxies/M33/M33.jpg.html http://gallery.cuttinedgeobservatory.com/v/galaxies/M33/M33.jpg.html
Whirlpool Galaxy

Exposure
- LRGB 135:30:30:30
- L 15min subs @ bin1x1
- RGB 10min subs @ bin2x2
- 3.75 hours total exposure

Equipment Used
- Tele Vue NP-127is
- SBIG STL-11000M
- Paramount ME
- Custom Scientific LRGB Filters

Processing in CCDStack

Final processing Photoshop CS3:

Shot at Fall 2008 All-Arizona Star Party]]> Chris Johnson photo Thu, 26 Nov 2009 10:59:49 +0000