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Contains:  IC 1795, NGC 896
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IC 1795 - The Fishhead Nebula in Bicolor, 





    
        

            Alan Pham
IC 1795 - The Fishhead Nebula in Bicolor

IC 1795 - The Fishhead Nebula in Bicolor

Technical card

Imaging telescope or lens:Stellarvue SV4

Imaging camera:ZWO ASI1600MM-Cool

Mount:Astro-Physics Mach1 GTO

Guiding telescope or lens:Stellarvue SV4

Guiding camera:QHY5L-II-M

Focal reducer:Astro-Tech AT2FF Field Flattener

Software:Sequence Generator ProPSPixInsightPHD2

Filters:Astrodon Ha 1.25 5nmAstrodon OIII 1.25 3nm

Resolution: 2401x3200

Dates:Jan. 21, 2019

Frames:
Astrodon Ha 1.25 5nm: 268x180" (gain: 200.00) -15C bin 1x1
Astrodon OIII 1.25 3nm: 193x180" (gain: 200.00) -15C bin 1x1

Integration: 23.1 hours

Avg. Moon age: 15.09 days

Avg. Moon phase: 99.88%

Bortle Dark-Sky Scale: 7.00

Astrometry.net job: 2754164

RA center: 36.898 degrees

DEC center: 61.956 degrees

Pixel scale: 1.598 arcsec/pixel

Orientation: 359.789 degrees

Field radius: 0.888 degrees

Locations: Home, San Jose, California, United States

Data source: Backyard

Description

Here is a Bicolor version of the Fishhead Nebula. It was done with the same Pixel Math formulas as the ones I used for my Pacman Nebula. What do you think? Would you skip SII for this target?

For reference, here are my other versions which use all 3 channels:
SHO Version
"Natural" Version

Comments

Author

PlanetOrion
Alan Pham
License: None (All rights reserved)
5447
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IC 1795 - The Fishhead Nebula in Bicolor, 





    
        

            Alan Pham