This is a cross-eye 3D rendition of the data captured on 2020-09-10 at around 19:07Z, both frames a stack of 90 seconds, with only two seconds apart. HEQ5, N250/1200, TSO ADC, automated filter wheel, Baader IR-pass 650 filter, ASI 462MC (cooled), home observatory, mountpusher The frames are arranged so that Io does indeed look to be closer to the viewer.