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Contains:  Bode's galaxy, Bode's nebulae, M 81, M81, NGC 3031, NGC 3077, NGC3077
M 81, 



    
        

            Joerg Meier
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M 81

Technical card

Imaging telescopes or lenses: Skywatcher 150/750 Newton

Imaging cameras: Canon EOS 1300Da

Mounts: EQ5 goto

Guiding cameras: LACERTA MGEN 2

Software: Fitswork4  ·  Nikon viewnx2  ·  Deep Sky Stacker 3.3.6 Deep Sky Stacler

Accessory: Baader MPCC Mark III Comacorrector


Dates:April 16, 2018

Frames:
59x120" ISO800
14x180" ISO800
1x30" ISO800

Integration: 2.7 hours

Flats: ~30

Bias: ~15

Avg. Moon age: 0.44 days

Avg. Moon phase: 0.22%

Temperature: 7.00


Astrometry.net job: 2029547

RA center: 9h 57' 24"

DEC center: +69° 0' 54"

Pixel scale: 1.172 arcsec/pixel

Orientation: 11.813 degrees

Field radius: 0.982 degrees


Resolution: 5017x3333

Locations: Mobile Sternwarte, Havixbeck/Tilbeck, None

Comments

Author

Joerg_Meier
Joerg Meier
License: None (All rights reserved)
1640
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Revisions

  • Final
    M 81, 



    
        

            Joerg Meier
    B

B

Description: 180° gedreht/turned 30 Darks 120s hinzugefügt/added 15 darks 180s hinzugefügt/added

Sky plot

Sky plot

Histogram

M 81, 



    
        

            Joerg Meier