Hemisphere:  Northern  ·  Constellation: Canes Venatici (CVn)  ·  Contains:  NGC 4627  ·  NGC 4631  ·  NGC 4656  ·  NGC 4657
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NGC 4631 - NGC 4656 / Whale Galaxy and Hockey Stick Galaxy, 



    
        

            Falk Schiel
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NGC 4631 - NGC 4656 / Whale Galaxy and Hockey Stick Galaxy

Getting plate-solving status, please wait...
NGC 4631 - NGC 4656 / Whale Galaxy and Hockey Stick Galaxy, 



    
        

            Falk Schiel
Powered byPixInsight

NGC 4631 - NGC 4656 / Whale Galaxy and Hockey Stick Galaxy

Imaging telescopes or lenses: Skywatcher 150/750 PDS Newtonian

Imaging cameras: ZWO ASI 183MM Pro

Mounts: Skywatcher EQ5 GoTo

Guiding cameras: ZWO ASI120MM-S

Software: Indilib  ·  SIRIL  ·  Ekos  ·  KStars  ·  Astroberry  ·  RawTherapee  ·  PHD2  ·  SiliconFields StarTool

Filters: Baader B 31mm  ·  Baader G 31mm  ·  Baader R 31mm  ·  Baader L 31mm (UV & IR cut)

Accessory: Baader Mark-III MPCC Coma Corrector  ·  TS Optics TS OAG


Dates:May 5, 2018

Frames:
Baader B 31mm: 80x60" (1h 20') (gain: 120.00) -20C bin 2x2
Baader G 31mm: 80x60" (1h 20') (gain: 120.00) -20C bin 2x2
Baader L 31mm (UV & IR cut): 100x60" (1h 40') (gain: 120.00) -20C bin 2x2
Baader R 31mm: 80x60" (1h 20') (gain: 120.00) -20C bin 2x2

Integration: 5h 40'

Darks: 80

Flats: 320

Avg. Moon age: 19.84 days

Avg. Moon phase: 73.59%

Bortle Dark-Sky Scale: 4.00

Mean FWHM: 3.50


RA center: 12h42m54s.123

DEC center: +32°2120.17

Pixel scale: 1.310 arcsec/pixel

Orientation: 59.453 degrees

Field radius: 0.583 degrees

More info:Open 


Resolution: 2674x1765

Locations: Backyard, Nuremberg, Germany

Data source: Backyard

Description

My first LRGB.

Comments

Revisions

  • NGC 4631 - NGC 4656 / Whale Galaxy and Hockey Stick Galaxy, 



    
        

            Falk Schiel
    Original
  • NGC 4631 - NGC 4656 / Whale Galaxy and Hockey Stick Galaxy, 



    
        

            Falk Schiel
    B
  • NGC 4631 - NGC 4656 / Whale Galaxy and Hockey Stick Galaxy, 



    
        

            Falk Schiel
    C
  • NGC 4631 - NGC 4656 / Whale Galaxy and Hockey Stick Galaxy, 



    
        

            Falk Schiel
    D
  • NGC 4631 - NGC 4656 / Whale Galaxy and Hockey Stick Galaxy, 



    
        

            Falk Schiel
    E
  • Final
    NGC 4631 - NGC 4656 / Whale Galaxy and Hockey Stick Galaxy, 



    
        

            Falk Schiel
    F

C

Description: Modified workflow

Uploaded: ...

E

Description: ... still a lot to learn about LRGB. :)

Uploaded: ...

F

Description: Reprocessed '18 data

Uploaded: ...

Sky plot

Sky plot

Histogram

NGC 4631 - NGC 4656 / Whale Galaxy and Hockey Stick Galaxy, 



    
        

            Falk Schiel

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