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Contains:  M 108, NGC 3556
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Messier 108 - Spiral Galaxy from Ursa Major, 





    
        

            Łukasz Sujka
Messier 108 - Spiral Galaxy from Ursa Major

Messier 108 - Spiral Galaxy from Ursa Major

Technical card

Resolution: 2369x1507

Dates:March 2, 2019

Frames:
Baader B 1.25": 300x13" (gain: 0.86) -15C bin 1x1
Baader G 1.25": 300x13" (gain: 0.86) -15C bin 1x1
Baader L 1,25": 1000x11" (gain: 0.84) -15C bin 1x1
Baader R 1.25" Baader R 1,25": 300x13" (gain: 0.86) -15C bin 1x1

Integration: 6.3 hours

Darks: ~300

Avg. Moon age: 25.82 days

Avg. Moon phase: 14.81%

Bortle Dark-Sky Scale: 4.00

Temperature: -3.00

Astrometry.net job: 2590388

RA center: 167.857 degrees

DEC center: 55.678 degrees

Pixel scale: 0.515 arcsec/pixel

Orientation: 159.044 degrees

Field radius: 0.201 degrees

Locations: Home Observatory, Budy Dłutowskie , Pabianice, Poland

Data source: Backyard

Description

Newton 250/1250 on NEQ-6 + ASI 178MM-C + Baader LRGB
LRGB composition
L - 1000 x 11 s (gain 84%), unguided
RGB - 300 x 14s (gain 86%) per channel
Offset - 50
300 darks per channel
setup scale - 0,41''/pix

Comments

Author

Lukasz83
Łukasz Sujka
License: None (All rights reserved)
3824
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Revisions

  • Messier 108 - Spiral Galaxy from Ursa Major, 





    
        

            Łukasz Sujka
    Original
  • Messier 108 - Spiral Galaxy from Ursa Major, 





    
        

            Łukasz Sujka
    B
  • Messier 108 - Spiral Galaxy from Ursa Major, 





    
        

            Łukasz Sujka
    C
  • Final
    Messier 108 - Spiral Galaxy from Ursa Major, 





    
        

            Łukasz Sujka
    D

Sky plot

Sky plot

Histogram

Messier 108 - Spiral Galaxy from Ursa Major, 





    
        

            Łukasz Sujka