Celestial hemisphere:  Northern  ·  Constellation: Ursa Major (UMa)  ·  Contains:  Bode's nebulae  ·  M 81  ·  NGC 3031
M81-Color, Ron Machisen
M81-Color
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M81-Color, Ron Machisen
M81-Color
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Equipment

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Acquisition details

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Description

Celstron Edge HD 1100, CGEM DX, QSI 683 with Lodestar

Astrodon LRGB+Ha

Ha 900 x 6

Lum 600 x 15

Lum 300 x 10

Red 900 x 6 each band

Total imaging time aprox 10 hours

Comments

Revisions

  • Final
    M81-Color, Ron Machisen
    Original
  • M81-Color, Ron Machisen
    B
  • M81-Color, Ron Machisen
    C
  • M81-Color, Ron Machisen
    D

Sky plot

Sky plot

Histogram

M81-Color, Ron Machisen