M81. The Bode's Galaxy
Spiral galaxy in Ursa Mayor

The Bode galaxy is the brightest one of its group. Some 50 millions years ago a close encounter between m81 and m82 took place. M82 resulted dramatically deformed and m81, much more massive, reinforced its spiral structure.
Distance to earth: 12,000,000 light years
Visual Magnitude: 6.9
More information: Messier index. M81



Full resolution image

Date and location
 March 28, 2026. Caraquiz, Guadalajara
Telescope GSO RC12  on ASA DDM85 mount. No autoguide
Camera Moravian G3 16200. Hutech IDAS LPS and RGB Baader filters
Image processing
 L: 265x300s, RGB 48x300s. Processing with  Pixinsight.







Image at 75% resolution


Date and location feb-mar-2019. Caraquiz, Guadalajara.
Telescopie
GSO RC12 Truss, f=2450mm on  ASA  DDM85 mount. No autoguide
Camera Moravian G3 16200. Hutech IDAS LPS and RGB Baader filters.
Image processing
 L: 450x300s, R: 220x300s, G: 180x300s, B: 260x300s
Calibratión, stack and initial processing with PixInsight  (A. Pérez)
Final processing with Photoshop (M.A. García Borrella). 




Previous processing


Date and location 9-feb-2008. Caraquiz, Guadalajara.
Telescopie 8" Meade LX200R, f=2000mm. Autoguide with Miniborg50, Luna0.4 and Guidemaster.
Camera Artemis11002. Hutech IDAS LPS filter.
Image processing
 L: 32x600s, stacked with AIP4WIN. Process with PixInsight.  





Luminance image

Date and location 30-apr-2006. Caraquiz, Guadalajara
Telescopie 8" Meade LX200GPS, f=2000mm. Autoguide with Megrez II 80ED f=570mm, Toucam SC3 and Guidemaster.
Camera Artemis285. 0,7x focal reducer. Hutech IDAS LPS filter.
Image processing
 L: 11x600s bin 1x1, RGB: 5x180s bin 2x2, stacked with CADET. Histogram, RGB and noise reduction with PixInsight.  HLRGB and final process with Adobe Photoshop.

Previous images of M81


Visits since september 14th, 2004:   Contador

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