- u -

• Unapproved : Isis::FeatureNomenclature
• UNDISTORTED_FOCAL_X : Isis::AdvancedTrackTool
• UNDISTORTED_FOCAL_Y : Isis::AdvancedTrackTool
• UNDISTORTED_FOCAL_Z : Isis::AdvancedTrackTool
• UniqueKeys : Isis::CollectorMap< K, T, ComparePolicy, RemovalPolicy, CopyPolicy >
• UNKNOWN : Isis::SpiceRotation
• Unknown : Isis::IException , Isis::PlotCurve
• UnknownAction : Isis::ImageListActionWorkOrder
• UseBandPlacementCriteria : Isis::ProcessMosaic
• User : Isis::IException
• UserDnComboValue : Isis::EditTool
• UTC : Isis::AdvancedTrackTool