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

M81 - LHARVB, Pascal Gouraud
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M81 - LHARVB

Equipment

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Description

M81 taken in my garden in Britany (France). Quite significant pollution but new full reprocessing allows me to get a better result.

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 - LHARVB, Pascal Gouraud
    Original
  • Final
    M81 - LHARVB, Pascal Gouraud
    B

B

Description: just some adjustment and crop

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M81 - LHARVB, Pascal Gouraud