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Contains:  Bode's galaxy, Bode's nebulae, M 81, M81, NGC 3031
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Bode's Galaxy (M81) in LRGB, 


            Jose Carballada
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Bode's Galaxy (M81) in LRGB

Technical card

Dates:Dec. 31, 2016March 15, 2018March 18, 2018

Optolong CLS - CCD (V4) 36mm: 82x120" (gain: 75.00) -20C bin 1x1
Optolong CLS - CCD (V4) 36mm: 18x180" (gain: 75.00) -20C bin 1x1
ZWO blue: 21x90" (gain: 139.00) -20C bin 1x1
ZWO green: 21x90" (gain: 139.00) -20C bin 1x1
ZWO red: 22x90" (gain: 139.00) -20C bin 1x1

Integration: 5.2 hours

Avg. Moon age: 10.19 days

Avg. Moon phase: 3.35% job: 1980110

RA center: 9h 55' 33"

DEC center: +69° 4' 14"

Pixel scale: 0.557 arcsec/pixel

Orientation: -87.468 degrees

Field radius: 0.439 degrees

Resolution: 4536x3406

Locations: Berga Resort, Berga, Barcelona, Spain

Data source: Backyard


I used old RGB data from my RC8 (Dec2016) with new Lum data (CLS filter) from my RC10 with CCDT67



Jose Carballada
License: Attribution-NonCommercial-ShareAlike Creative Commons

Sky plot

Sky plot


Bode's Galaxy (M81) in LRGB, 


            Jose Carballada