ViewingGeometryPerFacet outputs similar data to GetSpots, but also includes lat/lon of each facet center. The inputs and outputs are formatted different.
Examples Input: eval_tools/altwg-2020.08.13-macosx-x64/bin/ViewingGeometryPerFacet -date 2018 Nov 27 09:06:17 -obj shape-apV24-512.obj -observer OSIRIS-REX -output VGP_output -spice spoc-jweirich-2018-12-05T17_18_14.888Z_modified.mk -target BENNU