Celestial hemisphere:  Northern  ·  Constellation: Ursa Major (UMa)  ·  Contains:  Bode's galaxy  ·  Bode's nebulae  ·  M 81  ·  NGC 3031
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M81 - LHaRGB, Pascal Gouraud
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M81 - LHaRGB

Getting plate-solving status, please wait...
M81 - LHaRGB, Pascal Gouraud
Powered byPixInsight

M81 - LHaRGB

Equipment

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Acquisition details

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Description

M81 taken in my garden in Britany (France). Quite significant pollution but with Pixinsight (1st tentative for image processing), I have been able to remove that with the Dynamic Background Extraction process....(crop version)

3H and 18 minutes of total duration with ASI 1600 at -25d and unity gain

Luminance : 19x180sec

Ha : 20x180sec

RVB = 27x180sec

35 Bias, 45 Darks, 15 Flats per filter

Comments

Revisions

  • M81 - LHaRGB, Pascal Gouraud
    Original
  • M81 - LHaRGB, Pascal Gouraud
    F
  • M81 - LHaRGB, Pascal Gouraud
    G
  • Final
    M81 - LHaRGB, Pascal Gouraud
    H

F

Description: Reprocessing and crop.

Uploaded: ...

G

Description: New processing with PIxinsight.

Uploaded: ...

H

Description: New processing and crop with pixinsight

Uploaded: ...

Sky plot

Sky plot

Histogram

M81 - LHaRGB, Pascal Gouraud

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