Hemisphere:  Northern  ·  Constellation: Ursa Major (UMa)  ·  Contains:  Bode's nebulae  ·  M 81  ·  M 82  ·  NGC 3031  ·  NGC 3034
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M81 & M82, 



    
        

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M81 & M82
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M81 & M82

Getting plate-solving status, please wait...
M81 & M82, 



    
        

            hy
M81 & M82
Powered byPixInsight

M81 & M82

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: 9x50 Finder Scope

Guiding cameras: QHY5L-II-M

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

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

Filters: Astronomik Green 31mm  ·  Astronomik Red 31mm


Dates:March 29, 2019

Frames:
Astronomik Blue 31mm: 80x120" (2h 40') (gain: 75.00) -25C bin 1x1
Astronomik Green 31mm: 78x120" (2h 36') (gain: 75.00) -25C bin 1x1
Astronomik Red 31mm: 87x120" (2h 54') (gain: 75.00) -25C bin 1x1

Integration: 8h 10'

Darks: 25

Flats: 25

Bias: 100

Avg. Moon age: 23.33 days

Avg. Moon phase: 37.51%

Bortle Dark-Sky Scale: 5.00


Basic astrometry details

Astrometry.net job: 2648805

RA center: 09h55m38s

DEC center: +69°2143

Pixel scale: 0.667 arcsec/pixel

Orientation: 209.036 degrees

Field radius: 1.021 degrees


Resolution: 8686x6769

Data source: Backyard

Description

M81/M82 from Silicon Valley.

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M81 & M82, 



    
        

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