Back IC1805Heart Nebula Click to display the full resolution Object InfoTypeEmission NebulaConstellationCassiopeiaDistance7,500 ly Capture DetailsDateDecember 26, 2013LocationCarlsbad, CAExposureSII 7x10 (bin 2x2), Ha 8x15 (bin 1x1), OIII 7x10 (bin 2x2) as RGB EquipmentOpticsTakahashi FSQ-106N RefractorFocal Length530mm @f/5MountAstro-Physics 900GTOCameraFLI ML-6303EFocuserRobo-FocusFiltersFLI CFW2-7, Astrodon 3nm SII, Ha, OIIISoftwareMaxIm DL, CCDStack, Photoshop