Hemisphere:  Northern  ·  Constellation: Canes Venatici (CVn)  ·  Contains:  IC 4263  ·  M 51  ·  NGC 5169  ·  NGC 5173  ·  NGC 5194  ·  NGC 5195  ·  NGC 5198  ·  Whirlpool galaxy
M51 and its HII regions, 



    
        

            alpheratzlaboratory
M51 and its HII regions
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M51 and its HII regions

M51 and its HII regions, 



    
        

            alpheratzlaboratory
M51 and its HII regions
Powered byPixInsight

M51 and its HII regions

Technical card

Imaging telescopes or lenses: William Optics Star 71 f/4.9 Astrograph

Imaging cameras: Atik 428EX Mono

Mounts: Advanced VX

Software: Lightroom 5  ·  PIXINSIGHT 1.8  ·  Adobe Photoshop 6 CS Extended

Filters: Astronomik B 1.25"  ·  Astronomik G 1.25"  ·  Astronomik R 1.25"  ·  Astronomik L 1.25"


Dates:April 2, 2016

Frames:
Astronomik B 1.25": 7x300" (35') bin 1x1
Astronomik G 1.25": 7x300" (35') bin 1x1
Astronomik L 1.25": 16x300" (1h 20') bin 1x1
Astronomik R 1.25": 7x300" (35') bin 1x1

Integration: 3h 5'

Avg. Moon age: 23.99 days

Avg. Moon phase: 30.88%


Basic astrometry details

Astrometry.net job: 1078587

RA center: 13h29m32s.6

DEC center: +47°1026

Pixel scale: 2.645 arcsec/pixel

Orientation: -79.410 degrees

Field radius: 0.774 degrees


Resolution: 1862x984

Comments

Revisions

  • M51 and its HII regions, 



    
        

            alpheratzlaboratory
    Original
  • Final
    M51 and its HII regions, 



    
        

            alpheratzlaboratory
    B

Sky plot

Sky plot

Histogram

M51 and its HII regions, 



    
        

            alpheratzlaboratory