|
Date: |
September (ST-10), November (XCM) 2007 |
|
Location: |
Elizabeth, CO. ~6500 ft., Mag 5.5 skies |
|
Telescope: |
16" f/4.9 Newtonian, Pegasus Optics primary,
f/9.8 for luminance, f/4.9 for color. Large image scale at f/9.8 |
|
Mount: |
Mathis Instruments MI-500 |
|
Exposure: |
216 mins B&W ST-10XME, 60 mins RGB ST-2000XCM |
|
Correctors, filters, etc.: |
TV 2" 2x PowerMate on ST-10 giving f/9.8.
3" Keller/Wynne coma corrector on XCM, f/4.9. Custom Scientific
luminance filter in front of Lumicon Ha filter used on each ST-10
sub. Custom Scientific luminance filter in front of XCM. Both
ST-10 and XCM AO-L guided |
|
Seeing: |
~2" |
|
Comments: |
Twenty-seven 8 min ST-10 subs median combined
in sets of three. Medians deconvolved in CCDStack, 50 iterate
PC. Deconvolved medians averaged in Maxim. Average DDPed/sharpened
in CCDStack.HaRGB assembled in Corel's PhotoPaint 12 using LAB |
