Hemisphere:  Northern  ·  Constellation: Ursa Major (UMa)  ·  Contains:  Extremely wide field
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The Big Dipper - film image March 2017, 



    
        

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The Big Dipper - film image March 2017

Getting plate-solving status, please wait...
The Big Dipper - film image March 2017, 



    
        

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The Big Dipper - film image March 2017

Technical card

Imaging telescopes or lenses: Carl Zeiss Tessar 50 mm f/2.8 - @ f/2.8

Imaging cameras: Zeiss Ikon Icarex 35

Mounts: Sky-Watcher NEQ-3, motor drive in RA

Software: XnViewMP


Dates:March 29, 2017

Frames: 1x240" (4') ISO400

Integration: 4'

Avg. Moon age: 1.54 days

Avg. Moon phase: 2.67%


Astrometry.net job: 3201197

RA center: 12h 28' 53"

DEC center: +58° 28' 55"

Pixel scale: 83.550 arcsec/pixel

Orientation: 0.675 degrees

Field radius: 23.959 degrees


Resolution: 1728x1150

Data source: Backyard

Description

no guiding

B+W film Kodak TX (Tri-X ) 400

developed by machine, negative scanned to digital format

Stars would have been sharper, if lens stopped down,

but doesn't matter, this was made just for fun

Comments

Revisions

  • Final
    The Big Dipper - film image March 2017, 



    
        

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    Original
  • The Big Dipper - film image March 2017, 



    
        

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    B
  • The Big Dipper - film image March 2017, 



    
        

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    C

B

Description: "Analog" setup

Uploaded: ...

C

Description: Zeiss Icarex

Uploaded: ...

Sky plot

Sky plot

Histogram

The Big Dipper - film image March 2017, 



    
        

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