The Helix Nebula - NGC 7293 in Aquarius

Imaged from Nova Scotia

First Version with a Short Focal Length Instrument-Data Obtained Summer, 2014

Second Version using Short Focal Length 2014 Data Merged With Data From A Long Focal Length Instrument Data Obtained Summer-Fall, 2014-2015

 

 

Short Focal Length Version

 

 

 

 

 

 

Short Focal Length HaRGB Combination
Data
Altitude at culmination 25
Airmass Value (sec z) 2.4
Taking Camera SBIG STL-11002XM Nova Scotia Summer 2014, ~mag 6.4 - no moon @-20C
Imaging OTA Takahashi TOA-150 with TOA-67 Field Flattener
Equivalent focal length and ratio 1090mm f/7.3
Mount Astro-Physics 1600GTO
Guiding PHD2/MMOAG/SBIG ST-i
HaRGB Total integration time 17hrs 10mins Ha 10X30min, R21x10 min, G-25x10 min, B27x10 min-Astrodon Gen 2 I series Filters. Binned 1X1
Acquisition Main Sequence Software-Sequence Generator Pro
Calibration and Stacking Darks, Flats and Bias - Stacked and calibrated with PixInsight
Processed PixInsight, Adobe Photoshop CS5 and Bob Franke's CCDBand-Aid


Version Incorporating Long and Short Focal Length Data Combined

Combined Long and Short Focal Length HaRGB Combination
Data
Altitude at culmination 25
Airmass Value (sec z) 2.4
Taking Camera SBIG STL-11002XM Nova Scotia Summer/Fall 2014-2015, ~mag 6.4 - no moon @-20C
Imaging OTAs Takahashi TOA-150 with TOA-67 Field Flattener combined with 14.5" AGO iDK
Equivalent focal length and ratio 2465mm f/6
Mount Astro-Physics 1600GTO
Guiding PHD2/MMOAG/SBIG ST-i
HaRGB Total integration time 19hrs 10mins Ha 11X30min, R27x10 min, G-21x10 min, B34x10 min-Astrodon Gen 2 I series Filters. Binned 1X1
Acquisition Main Sequence Software-Sequence Generator Pro
Calibration and Stacking Darks, Flats and Bias - Stacked and calibrated with PixInsight
Processed PixInsight, Adobe Photoshop CS5 and Bob Franke's CCDBand-Aid

 

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