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Contains:  M 81, Bode's nebulae, NGC 3031
Getting plate-solving status, please wait...
M81 - Bode's Galaxy, 


            Łukasz Sujka
M81 - Bode's Galaxy

Technical card

Resolution: 2175x1429

Dates:March 21, 2018

Baader B 1.25": 60x6" (gain: 0.88) -20C bin 1x1
Baader G 1.25": 60x60" (gain: 0.88) -20C bin 1x1
Baader L 1,25": 150x6" (gain: 0.76) -20C bin 1x1
Baader R 1.25" Baader R 1,25": 60x6" (gain: 0.88) -20C bin 1x1

Integration: 1.5 hours

Darks: ~100

Avg. Moon age: 4.03 days

Avg. Moon phase: 17.28%

Bortle Dark-Sky Scale: 4.00

Temperature: 1.00 job: 1982854

RA center: 148.905 degrees

DEC center: 69.061 degrees

Pixel scale: 0.548 arcsec/pixel

Orientation: 287.742 degrees

Field radius: 0.198 degrees


This time Galaxy M81 (Galaxy Bode) in the Ursa Mjor constellation.

Unfortunately, the material is not good enough becausethe weather ends my session too early. Maybe this year I'll get back to that object but now it must stay as it is.

Three versions - light, hard and B/W

Newton 250/1250 on NEQ-6 + ASI 178MM-C + Baader LRGB
LRGB composition
L - 150 x 6s (gain 75%)
RGB- 70 x 6s (gain 90 %) per channel



Łukasz Sujka
License: None (All rights reserved)

Sky plot

Sky plot


M81 - Bode's Galaxy, 


            Łukasz Sujka