Back NGC2359Thor's Helmet Nebula Click to display the full resolution Object InfoTypeNebulaConstellationCanis MajorDistance15,000 ly Capture DetailsDateFebruary 12, 2010LocationLittle Blair Valley, Anza-Borrego Desert, CAExposureLum 18x5 (1x1), R 4x5, G 4x5, B 4x5 (bin 2x2) EquipmentOpticsTakahashi MT200 NewtonianFocal Length1200mm @f/6MountAstro-Physics 900GTOCameraSBIG ST-10XMEFocuserTAK MEF-1FiltersCFW10A, Astrodon Gen 2 LRGBSoftwareMaxIm DL, CCDStack, Photoshop