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Contains:  NGC 5195, Whirlpool galaxy, M 51, NGC 5194
Getting plate-solving status, please wait...
M51 Whirlpool Galaxy, 





    
        

            Mat
M51 Whirlpool Galaxy

M51 Whirlpool Galaxy

Technical card

Resolution: 4808x3405

Dates:June 4, 2019

Frames: 41x120"

Integration: 1.4 hours

Avg. Moon age: 1.14 days

Avg. Moon phase: 1.46%

Astrometry.net job: 2733576

RA center: 202.470 degrees

DEC center: 47.200 degrees

Pixel scale: 0.446 arcsec/pixel

Orientation: 352.377 degrees

Field radius: 0.365 degrees

Locations: Field, Bad Pirawarth, Lower Austria, Austria

Data source: Traveller

Description

Ok, here's my third autoguided pic with the MGEN... M51 is a classic that I already tried to image without guiding last summer ... this is real fun now, as I only had to reject 4 frames due to somewhat high FWMH, but not due to guiding ;-)

Comments

Author

Astromat
Mat
License: Attribution-NonCommercial-ShareAlike Creative Commons
850
Like

Revisions

  • M51 Whirlpool Galaxy, 





    
        

            Mat
    Original
  • M51 Whirlpool Galaxy, 





    
        

            Mat
    C
  • M51 Whirlpool Galaxy, 





    
        

            Mat
    D
  • M51 Whirlpool Galaxy, 





    
        

            Mat
    E
  • Final
    M51 Whirlpool Galaxy, 





    
        

            Mat
    G

C

Cropped to see more detail easily

D

Restacked (without star artefacts caused by superfluous hot pixel removal in DSS) and reprocessed more aggressively

E

(Cropped)

G

(Hopefully) last try to arrive at a reasonable compromise between detail, lights and (low signal) noise ;-)

Sky plot

Sky plot

Histogram

M51 Whirlpool Galaxy, 





    
        

            Mat