The A Key: moves the image along the surface to the left.The W Key: moves the image along the surface upwards.Shift+Drag Left Mouse Button: Translate X/Y.Navigate in the View: Using the following mouse and keyboard controls, the user is able to navigate in the.Open the 3D Layer: Chose "Add New Layer" -> "3D Layer".Users can also display the Lat/Lon Grid Layer, the Groundtrack Layer, the THEMIS Planning Layer or any other layer which draws visible data in the Viewing Window. Display a Map in the Viewing Window: Before loading the 3D Layer, the user must display a graphical map in the Viewing Window.The 3D Layer is available in the THEMIS and Public releases of JMARS. This allows the user to observe the altitude of the terrain directly, instead of relying on the shadowing of the 2D maps to determine the height or depth of certain features. Instead, it opens a new window and displays a three-dimensional version of the scene in the Main View. The 3D Layer is unlike many of the JMARS layers because it does not load any visual data into the Viewing Window. Shape Layer: Adding a new color column based on the values of a radius column.Shape Layer: Selecting a non-default column for fill-color.Shape Layer: Selecting a non-default column for circle-radius.Shape Layer: Intersect, Merge, and Subtract polygons from each other.Finding THEMIS Observation Opportunities.