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Contains:  Bode's nebulae, M 81, M 82, NGC 3031, NGC 3034
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M81 Bode's Galaxy, 



    
        

            Conrad Blake
M81 Bode's Galaxy
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M81 Bode's Galaxy

Technical card


Dates:Aug. 3, 2019

Frames:
ZWO 1.25" Blue: 12x130" (gain: 76.00) -15C bin 2x2
ZWO 1.25" Green: 12x108" (gain: 76.00) -15C bin 2x2
ZWO 1.25" Lum: 12x180" (gain: 76.00) -15C
ZWO 1.25" Red: 12x90" (gain: 76.00) -15C bin 2x2

Integration: 1.7 hours

Darks: ~20

Flats: ~20

Bias: ~100

Avg. Moon age: 2.75 days

Avg. Moon phase: 8.34%

Bortle Dark-Sky Scale: 2.75


Basic astrometry details

Astrometry.net job: 2844411

RA center: 9h 55' 48"

DEC center: +69° 17' 38"

Pixel scale: 1.117 arcsec/pixel

Orientation: 106.709 degrees

Field radius: 0.906 degrees


Resolution: 4656x3520

Data source: Traveller

Description

I really have a lot to learn. Second time out and not very good tracking was terrible. May have exposed to long as stars are bloated and with halos around them from no focusing between filter. It was a mess, but I enjoyed every second even if I am not pleased with the result.

Comments

Author

stickygerbil
Conrad Blake
License: None (All rights reserved)
550
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M81 Bode's Galaxy, 



    
        

            Conrad Blake