VCI Period:
Surveyor-General
Demarcation
Resource Layers
Custom Layers
Click in the map for location information.

Lat: --- | Lon: ---
Surveyor-General
No result.
Demarcation
No result.
Resource Layers
No result.
Nagivation Toolbar
Current View
User Location
Find Location
Coordinate Format
Drawing Tools

Click a button to activate the drawing tool.
Hold down the CTRL key to enable snapping.



Graphics Properties
Label Properties
Label Fields:
(hold CTRL to select multiple fields)
Font Colour:
Font Size:
Hor Alignment:
Ver Alignment:
Map Export

Use the options below to define the output map extent and layout.

Page Layout


Page Size


Page Rotation (-180° - 180°)

Export Format


Extent





Export Features to File
Select Feature Set



Import Features from File

Import a GPX, KML, KMZ or Shapefile (zipped) as graphic features.

Local Storage
Local Storage Items





Tools
Buffering
Generate a buffer zone for a selected graphic.
  • Draw a graphic in the map
  • Specify the buffer distance and units
  • Activate the Buffer Select button
  • Click on a graphic to select the feature to buffer
  • Wait for the buffer zone graphic to be added to the map as a graphic
Distance Units

Coordinate Conversion

Convert a coordinate between different coordinate systems. The available options are relevant to South Africa.


Input Coordinates

X:
Y:
Type:
Datum:
Central Meridian: (17-33)

Output Coordinate System

Type:
Datum:
Central Meridian: (17-33)
Result X:
Result Y:


Note: The Transverse Mercator (LO) projection uses a scale factor of +1.0, which is a south-oriented format of the standard surveying projection format with negated values for the X and Y coordinates.
Elevation Profile
Generate an elevation profile from a line graphic.
  • Draw a line graphic in the map
  • Activate the Profile Line Select button
  • Click on a line graphic to select the profile intersect
  • Wait for the interactive elevation profile graph to be generated in the container below the map
Line Segments
Create distance markers for a selected line graphic.
  • Draw a line graphic in the map
  • Specify the segment distance and units
  • Activate the Segment Select button
  • Click on a graphic to select the feature
  • Segment marker points will be added to the map as graphics
Distance Units

NDVI Time Series Graph
Generate a temporal NDVI graph for a selected area. The NDVI statistics are calculated from Sentinel-2 data.
  • Create a polygon by drawing or converting a feature graphic
  • Select the NDVI Period for the graph
  • Activate the NDVI Zone Select button
  • Click on a polygon graphic to use as statistics zone
  • The NDVI graph will be displayed in the dialog box.
NDVI Period
Zonal Statistics
Generate zonal statistics for a selected data layer. A selected polygon will be used to clip ("cookie cut") the features of the selected data layer for which the statistics will be summarized.
  • Create a polygon by drawing or converting a feature graphic
  • Select a statistics dataset layer
  • Activate the Statistics Zone Select button
  • Click on a polygon graphic to select the area for statistics.
  • Results will be displayed in the dialog box and added to the list of results below the button.

Data Layers

Layers:

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