Celestial hemisphere:  Northern  ·  Constellation: Ursa Major (UMa)  ·  Contains:  Bode's nebulae  ·  M 81  ·  M 82  ·  NGC 3031  ·  NGC 3034
M81 and M82 again, SJK
M81 and M82 again
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M81 and M82 again

M81 and M82 again, SJK
M81 and M82 again
Powered byPixInsight

M81 and M82 again

Equipment

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Acquisition details

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Comments

Revisions

  • M81 and M82 again, SJK
    Original
  • M81 and M82 again, SJK
    B
  • M81 and M82 again, SJK
    C
  • M81 and M82 again, SJK
    D
  • M81 and M82 again, SJK
    E
  • M81 and M82 again, SJK
    F
  • M81 and M82 again, SJK
    G
  • M81 and M82 again, SJK
    H
  • M81 and M82 again, SJK
    I
  • M81 and M82 again, SJK
    J
  • Final
    M81 and M82 again, SJK
    K

D

Description: Experimenting techniques found in a tutorial by Raul Lopez (cloudy nights every day).

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E

Description: A little (big) kick...

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F

Description: With more deconvolution combining madratter and raul lopez procedures

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G

Description: Controlled Deconvolution, Controlled stretch, Controlled saturation, Three local HIstogram Equalizations at 120, 60 and 30 radius.

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H

Description: Crisper and more saturation

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J

Description: Retake using Alejandro Tombolini’s HSV repair prior to stretch to preserve star cores, and used galaxy halo masks.

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Sky plot

Sky plot

Histogram

M81 and M82 again, SJK