Hemisphere:  Northern  ·  Constellation: Canes Venatici (CVn)  ·  Contains:  IC 4278  ·  M 51  ·  NGC 5194  ·  NGC 5195  ·  Whirlpool galaxy
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M51 Whirlpool Galaxy, 



    
        

            photonjunkie
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M51 Whirlpool Galaxy

Getting plate-solving status, please wait...
M51 Whirlpool Galaxy, 



    
        

            photonjunkie
Powered byPixInsight

M51 Whirlpool Galaxy

Acquisition details

Dates:
May 2, 2019
Frames:
79×120(2h 38′)
Integration:
2h 38′
Avg. Moon age:
27.17 days
Avg. Moon phase:
6.20%

RA center: 13h29m55s.21

DEC center: +47°1307.1

Pixel scale: 1.175 arcsec/pixel

Orientation: -5.419 degrees

Field radius: 0.250 degrees

More info:Open 

Resolution: 1080x1080

File size: 425.3 KB

Locations: Passhöhe Sattelegg, Einsiedeln, Schwyz, Switzerland

Data source: Traveller

Comments

Revisions

  • M51 Whirlpool Galaxy, 



    
        

            photonjunkie
    Original
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    B
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    C
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    D
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    E
  • Final
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            photonjunkie
    F

B

Description: Second preview with different color calibration. Still need to get more data... much more...

Uploaded: ...

D

Description: I like this wide field version better. I've also applied my latest processing workflow. Galaxy arms are still not in the classic blue which I see from others all the time but I can't get that without all the colours looking unnatural. Maybe someone can help me with that.

Uploaded: ...

E

Description: Trying to compensate, what I believe is an issue with ZWO RGB filters, the blue lack using some blue enhancement curves only on the galaxies.

Uploaded: ...

Sky plot

Sky plot

Histogram

M51 Whirlpool Galaxy, 



    
        

            photonjunkie