From left to right, F444W data, model, and residuals of HD 92945’s disk using: (a) the same morphological parameters adopted for the disk as seen at 2 μm and one reference, HD 92921, (first row) or the PSF library (second row); (b) the same morphological parameters adopted at 2 μm with the exception of l_out, optimized for these data, using the same single reference, (mid-bottom panels) or the PSF library (bottom panels).