Radial Line Of Sight And Range (Defense)

ArcGIS Pro 3.4 | | Help archive

Available with 3D Analyst license.

Summary

Shows areas visible to one or more observer locations given a specified distance and viewing angle.

Usage

  • When added to the map, the output areas visible to the observer will be green, and areas not visible will be red.

  • The tool generates a range fan polygon feature class representing the entire area covered by observer parameters.

Parameters

LabelExplanationData Type
Input Observer

The input observer points.

Feature Set
Input Surface

The input elevation raster surface. The elevation surface must be projected.

Raster Layer; Mosaic Dataset; Mosaic Layer
Output Viewshed Feature Class

The output polygon feature class showing visible and nonvisible areas.

Feature Class
Output Field of View Outline Feature Class

The output polygon feature class containing the field of view range fan.

Feature Class
Output Range

The output polygon feature class containing the viewing sector created by the range radius, start angle, and end angle.

Feature Class
Observer Height Offset (meters)
(Optional)

The height added to the surface elevation of the observer. The default is 2.

Double
Minimum Distance (meters)
(Optional)

The minimum (nearest) distance from observers to consider for analysis in meters. The default is 1000.

Double
Maximum Distance (meters)
(Optional)

The maximum (farthest) distance from observers to consider for analysis in meters. The default is 3000.

Double
Horizontal Start Angle (degrees)
(Optional)

The left bearing limit in degrees. The default is 0.

Double
Horizontal End Angle (degrees)
(Optional)

The right bearing limit in degrees. The default is 360.

Double

Licensing information

  • Basic: Yes
  • Standard: Yes
  • Advanced: Yes

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