Hemisphere:  Northern  ·  Constellation: Cassiopeia (Cas)
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Sh2-188 in narrowband, 



    
        

            Samuli Vuorinen
Sh2-188 in narrowband
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Sh2-188 in narrowband

Technical card

Imaging telescopes or lenses: Sky-Watcher Esprit 100ED

Imaging cameras: Atik 460EX

Mounts: iOptron CEM60

Guiding telescopes or lenses: Sky-Watcher Esprit 100ED

Guiding cameras: Starlight Xpress Superstar

Focal reducers: APM Riccardi 0.75x

Software: Sequence Generator Pro  ·  PixInsight

Filters: Astrodon OIII 5nm  ·  Astrodon SII 5nm  ·  Astrodon H-alpha 5nm


Dates:Sept. 27, 2020Oct. 16, 2020Nov. 5, 2020Nov. 6, 2020Nov. 8, 2020

Frames:
Astrodon H-alpha 5nm: 12x900" -5C bin 1x1
Astrodon OIII 5nm: 11x900" -5C bin 1x1
Astronomik SII 12nm: 4x900" -5C bin 1x1
Astrodon SII 5nm: 8x900" -5C bin 1x1

Integration: 8.8 hours

Flats: ~25

Bias: ~100

Avg. Moon age: 20.26 days

Avg. Moon phase: 56.78%


Basic astrometry details

Astrometry.net job: 3996605

RA center: 1h 30' 24"

DEC center: +58° 25' 37"

Pixel scale: 3.951 arcsec/pixel

Orientation: 179.098 degrees

Field radius: 1.051 degrees


Resolution: 1500x1191

Locations: Komakallio, Kirkkonummi, Finland

Data source: Own remote observatory

Remote source: Non-commercial independent facility

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Sh2-188 in narrowband, 



    
        

            Samuli Vuorinen