Back IC1805Heart Nebula Click to display the full resolution Object InfoTypeEmission NebulaConstellationCassiopeiaDistance7,500 ly Capture DetailsDateOctober 29, 2011LocationLittle Blair Valley, Anza-Borrego Desert, CAExposureSII 8x15, Ha 12x15, OIII 8x15 (bin 1x1) as RGB EquipmentOpticsTakahashi FSQ-106N RefractorFocal Length530mm @f/5MountAstro-Physics 900GTOCameraSBIG ST-10XMEFocuserRobo-FocusFiltersCFW10A, Astrodon 6nm SII, 3nm Ha, 6nm OIIISoftwareMaxIm DL, CCDStack, Photoshop