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 M81 & M82 Galaxy Interaction 

Full Resolution 1299 x 874

Pubblications NASA APOD 24 March 2010
Optics: Pentax 75 SDHF F/6.7 500mm. - APO Refractor
Mount: HEQ5 Pro
Camera: ATIK 314L+ with ATIK USB Filter Wheel
Filters: Astronomik LRGB Type II + H-Alpha 12nm
Guiding Systems: ATIK 16IC on Scopos 80 Achromatic @ F6 480mm.
Dates/Times: 15/22 Gennaio 2010
Location: Pragelato & Colle Vaccera - Alps - Italy
Exposure Details: L:Ha+R:G:B => 180:135+60:60:60 = > (18x10):(9x15)+(6x10):(6x10):(6x10) [num x minutes]
Cooling Details: -25 C
Acquisition: Maxim DL/CCD, Perseus
Processing: DSS, Maxim DL/CCD, PS CS3