Hemisphere:  Northern  ·  Constellation: Ursa Major (UMa)  ·  Contains:  Bode's galaxy  ·  Bode's nebulae  ·  Cigar galaxy  ·  M 81  ·  M 82  ·  NGC 3031  ·  NGC 3034
M81 (Bode's Galaxy) and M82 (Cigar Galaxy), 



    
        

            photonjunkie
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M81 (Bode's Galaxy) and M82 (Cigar Galaxy)

M81 (Bode's Galaxy) and M82 (Cigar Galaxy), 



    
        

            photonjunkie
Powered byPixInsight

M81 (Bode's Galaxy) and M82 (Cigar Galaxy)

Acquisition details

Dates:
June 29, 2019 ·  June 30, 2019
Frames:
ZWO 1.25" LRGB: 131×120(4h 22′) (gain: 139.00) -20°C bin 1×1
ZWO H-alpha 7nm: 16×300(1h 20′) (gain: 300.00) -20°C bin 1×1
Integration:
5h 42′
Avg. Moon age:
26.53 days
Avg. Moon phase:
10.07%

RA center: 09h56m06s.85

DEC center: +69°1956.8

Pixel scale: 1.991 arcsec/pixel

Orientation: 77.687 degrees

Field radius: 0.588 degrees

WCS transformation: thin plate spline

More info:Open 

Resolution: 1824x1103

File size: 621.4 KB

Locations: Passhöhe Sattelegg, Einsiedeln, Schwyz, Switzerland

Data source: Traveller

Comments

Revisions

  • Final
    M81 (Bode's Galaxy) and M82 (Cigar Galaxy), 



    
        

            photonjunkie
    Original
  • M81 (Bode's Galaxy) and M82 (Cigar Galaxy), 



    
        

            photonjunkie
    B
  • M81 (Bode's Galaxy) and M82 (Cigar Galaxy), 



    
        

            photonjunkie
    C

B

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: ...

C

Description: desaturated and darkened background

Uploaded: ...

Sky plot

Sky plot

Histogram

M81 (Bode's Galaxy) and M82 (Cigar Galaxy), 



    
        

            photonjunkie