Hemisphere:  Northern  ·  Constellation: Cassiopeia (Cas)  ·  Contains:  PK128-04.1  ·  Sh2-188
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Start of the Sharpless Season with HaLRGB sh2-188, 



    
        

            Kharan
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Start of the Sharpless Season with HaLRGB sh2-188

Technical card

Imaging telescopes or lenses: Skywatcher Explorer 200PDS

Imaging cameras: QHYCCD QHY9M

Mounts: Skywatcher NEQ6 PRO Synscan

Guiding telescopes or lenses: Skywatcher 9x50 finderscope

Guiding cameras: QHYCCD QHY5-III 178 C

Focal reducers: Baader MPCC Mk III

Software: Photoshop  ·  Pixinsight

Filters: Baader L 2''  ·  Baader Blue 2"  ·  Baader Green 2"  ·  Baader Red 2"  ·  ZWO Ha 7nm

Accessory: QHYCCD QHY 2" Filter wheel  ·  Seletek Armadillo


Dates:Aug. 27, 2020

Frames:
ZWO Ha 7nm: 14x300" -30C bin 1x1
Baader L 2'': 13x300" -30C bin 1x1
Baader RGB 2": 39x300" -30C bin 1x1

Integration: 5.5 hours

Flats: ~20

Bias: ~100

Avg. Moon age: 9.20 days

Avg. Moon phase: 68.84%


Astrometry.net job: 3807562

RA center: 1h 32' 14"

DEC center: +58° 21' 23"

Pixel scale: 1.105 arcsec/pixel

Orientation: -56.126 degrees

Field radius: 0.625 degrees


Resolution: 3255x2441

Locations: Puolivälinkangas - Oulu, Oulu, Finland

Data source: Backyard

Description

It's the start of the season and my first HaLRGB image! Excited to get to try more of the Sharpless objects.

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Sky plot

Sky plot

Histogram

Start of the Sharpless Season with HaLRGB sh2-188, 



    
        

            Kharan