Hemisphere:  Northern  ·  Constellation: Ursa Major (UMa)  ·  Contains:  Bode's nebulae  ·  M 81  ·  M 82  ·  NGC 3031  ·  NGC 3034
M81 & M82 with DSLR, 



    
        

            Tobias Artinger
M81 & M82 with DSLR
Powered byPixInsight

M81 & M82 with DSLR

M81 & M82 with DSLR, 



    
        

            Tobias Artinger
M81 & M82 with DSLR
Powered byPixInsight

M81 & M82 with DSLR

Technical card

Imaging telescopes or lenses: Orion UK 6" Newton f 1/5

Imaging cameras: Canon 1000Da

Mounts: Skywatcher AZ EQ5 GT

Guiding telescopes or lenses: Orion UK 6" Newton f 1/5

Guiding cameras: ALccd5L-IIm

Software: Adobe Phosotshop CC 2018  ·  DeepSky Stacker (DSS) Deepskystacker 3.3.6  ·  PixInsight

Accessory: Baader MPCC Mark III  ·  LACERTA OAG


Dates:Feb. 17, 2018

Frames: 70x300" (5h 50') ISO400

Integration: 5h 50'

Flats: ~60

Bias: ~60

Avg. Moon age: 1.52 days

Avg. Moon phase: 2.60%

Bortle Dark-Sky Scale: 5.00

Temperature: -3.00


Basic astrometry details

Astrometry.net job: 2524148

RA center: 9h 55' 0"

DEC center: +69° 18' 25"

Pixel scale: 1.562 arcsec/pixel

Orientation: 147.842 degrees

Field radius: 0.986 degrees


Resolution: 3811x2472

Locations: Beyenburg, Wuppertal, NRW, Germany

Data source: Backyard

Description

- re-upload after DB crash

I'm not happy with my picture processing skills actually. Seems as if my raw data contains more information than I can momentarily reveal. Those LED lanterns do the rest due to crashing my histogram.

Comments

Revisions

  • M81 & M82 with DSLR, 



    
        

            Tobias Artinger
    Original
  • M81 & M82 with DSLR, 



    
        

            Tobias Artinger
    B
  • M81 & M82 with DSLR, 



    
        

            Tobias Artinger
    C
  • M81 & M82 with DSLR, 



    
        

            Tobias Artinger
    D
  • Final
    M81 & M82 with DSLR, 



    
        

            Tobias Artinger
    E

B

Description: complete rework from ground up

Uploaded: ...

C

Description: rework

Uploaded: ...

D

Description: contrast and colors

Uploaded: ...

E

Description: slight improvements

Uploaded: ...

Sky plot

Sky plot

Histogram

M81 & M82 with DSLR, 



    
        

            Tobias Artinger