Hemisphere:  Northern  ·  Constellation: Cassiopeia (Cas)  ·  Contains:  IC 1795  ·  NGC 896
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IC 1795 - The Fishhead Nebula and Neighbors, 


            Alan Pham
IC 1795 - The Fishhead Nebula and Neighbors
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IC 1795 - The Fishhead Nebula and Neighbors

Technical card

Imaging telescopes or lenses: Stellarvue SV4

Imaging cameras: ZWO ASI1600MM-Cool

Mounts: Astro-Physics Mach1 GTO

Guiding telescopes or lenses: Stellarvue SV4

Guiding cameras: QHY5L-II-M

Focal reducers: Astro-Tech AT2FF Field Flattener

Software: PS  ·  PHD2  ·  Sequence Generator Pro  ·  PixInsight

Filters: Astrodon OIII 1.25 3nm  ·  Astrodon Ha 1.25 5nm  ·  Astrodon SII 1.25 3nm

Dates:Jan. 21, 2019

Astrodon Ha 1.25 5nm: 268x180" (gain: 200.00) -15C bin 1x1
Astrodon OIII 1.25 3nm: 193x180" (gain: 200.00) -15C bin 1x1
Astrodon SII 1.25 3nm: 191x180" (gain: 200.00) -15C bin 1x1

Integration: 32.6 hours

Avg. Moon age: 15.09 days

Avg. Moon phase: 99.88%

Bortle Dark-Sky Scale: 7.00

Basic astrometry details

Astrometry.net job: 2719026

RA center: 2h 27' 35"

DEC center: +61° 57' 21"

Pixel scale: 1.598 arcsec/pixel

Orientation: 359.788 degrees

Field radius: 0.888 degrees

Resolution: 2401x3200

Locations: Home, San Jose, California, United States

Data source: Backyard


It took me a while to finish this project, but I'm glad I stuck with it since I like how the image turned out.

"Natural" Version


NASA's APOD (07/31/2019)