Hα, R, S II and O III images, taken from the LGG Survey. Over-plotted is a blue circle at the position of source XMMM31 J004434.8+412512 with a radius of 5.′′9 (3σ positional error of the X-ray source). Source [SPH97] 284 is indicated by a black circle with a radius of 21′′ (3σ positional error), source 3-086 by the magenta circle with a radius of 10′′; the position of the radio counterpart is marked by the yellow circle.