... exposure maps (from task eexpmap ) . unvignetted esposure maps (optional, from task eexpmap ) . detector mask images (from task emask ) . ... The task edetect_chain uses the following hardcoded extensions to the input image names for the output products: . Exposure maps: input root exp. input extension . Non-vignetted exposure maps (optional): input root expnovig. input extension . Mask images: input root mask. input extension . ... Source maps: input root smap. input extension . ...