Hemisphere:  Northern  ·  Constellation: Triangulum (Tri)  ·  Contains:  M 33  ·  NGC 598  ·  Triangulum galaxy
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M33, 



    
        

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M33
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M33

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M33, 



    
        

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M33
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M33

Technical card

Imaging telescopes or lenses: Williams Optics Zenithstar 105 ED Triplet APO

Imaging cameras: ZWO ASI1600mm Pro Cooled

Mounts: Orion Atlas AZ/EQ Pro

Guiding telescopes or lenses: Williams Optics Zenithstar 105 ED Triplet APO

Guiding cameras: QHY5L-II-M

Focal reducers: William Optics 0.8x Reducer/Flattener Flat6A II

Software: Adobe Phosotshop CC  ·  KStars Ekos/INDI, Stellarmate OS  ·  Adobe Lighroom CC Classic  ·  PixInsight 1.8

Filters: Astronomik Ha 31mm 6nm  ·  Astronomik Blue 31mm  ·  Astronomik Green 31mm  ·  Astronomik Red 31mm


Dates:Sept. 20, 2019

Frames:
Astronomik Blue 31mm: 105x240" (7h) (gain: 75.00) -20C bin 1x1
Astronomik Green 31mm: 96x240" (6h 24') (gain: 75.00) -20C bin 1x1
Astronomik Ha 31mm 6nm: 43x480" (5h 44') (gain: 139.00) -20C bin 1x1
Astronomik Red 31mm: 117x240" (7h 48') (gain: 75.00) -20C bin 1x1

Integration: 26h 56'

Darks: 25

Flats: 25

Bias: 100

Avg. Moon age: 20.56 days

Avg. Moon phase: 66.57%

Bortle Dark-Sky Scale: 5.00


Basic astrometry details

Astrometry.net job: 3257095

RA center: 1h 33' 48"

DEC center: +30° 39' 43"

Pixel scale: 1.326 arcsec/pixel

Orientation: 84.157 degrees

Field radius: 0.756 degrees


Resolution: 3520x2115

Data source: Backyard

Description

M33 (Triangulum Galaxy). HaRGB. Taken from home/Ladera and one night at Pinnacles. ~27 total hours of exposure. Shot over several nights, 9/20/2019 - 9/28. Combined the Ha using Photoshop layers (RBA's technique).

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M33, 



    
        

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