GASKELL TETHYS SHAPE MODEL
The shape model of Tethys derived by     Robert Gaskell from Cassini Imaging Science Subsystem narrow and wide  angle camera (ISSNA and ISSWA) images. The model is provided in the    implicitly connected quadrilateral (ICQ) format.  This version of the  model was prepared on July 25, 2012. Vertex-facet versions of the …