Hemisphere:  Northern  ·  Constellation: Ursa Major (UMa)  ·  Contains:  Bode's Galaxy  ·  M 81  ·  NGC 3031
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M081 2021, 



    
        

            antares47110815
M081 2021
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M081 2021

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M081 2021, 



    
        

            antares47110815
M081 2021
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M081 2021

Technical card

Imaging telescopes or lenses: LACERTA Newton ohne Namen 8"/f4

Imaging cameras: Canon EOS 600D  ·  Atik 460ex  ·  Canon EOS1000Da  ·  Astrolumina AlCCD9 monochrome

Mounts: Skywatcher AZ EQ6 GT

Guiding telescopes or lenses: Skywatcher 8X50 Sucher

Guiding cameras: MGEN

Filters: L

Accessory: Pal Gyulai Komakorrektor


Dates:Feb. 20, 2014Dec. 23, 2014Dec. 21, 2015Feb. 12, 2016May 18, 2020May 3, 2021May 10, 2021

Frames:
16x180" (48') ISO640 bin 1x1
16x600" (2h 40') ISO640 bin 1x1
71x360" (7h 6') ISO800 bin 1x1
8x600" (1h 20') ISO800 bin 1x1
Astronomik Ha 12nm CCD: 6x1200" (2h) -20C bin 1x1
L: 9x180" (27') -20C bin 1x1
L: 19x300" (1h 35') -8C bin 1x1

Integration: 15h 56'

Darks: ~17

Flats: ~18

Avg. Moon age: 16.02 days

Avg. Moon phase: 35.28%


Basic astrometry details

Astrometry.net job: 4514930

RA center: 9h 56' 22"

DEC center: +69° 7' 26"

Pixel scale: 1.187 arcsec/pixel

Orientation: 2.063 degrees

Field radius: 0.448 degrees


Resolution: 2012x1827

Data source: Backyard

Comments

Revisions

  • M081 2021, 



    
        

            antares47110815
    Original
  • M081 2021, 



    
        

            antares47110815
    B
  • M081 2021, 



    
        

            antares47110815
    C
  • Final
    M081 2021, 



    
        

            antares47110815
    D

B

Description: H-alpha (6x1200s) eingebunden.

Uploaded: ...

C

Description: Farbe verstärkt

Uploaded: ...

D

Description: Sterne RGB align durchgeführt

Uploaded: ...

Sky plot

Sky plot

Histogram

M081 2021, 



    
        

            antares47110815