Drag the cursor to the desired area in the Data Frame.
Click and hold the mouse on part of the image. Select the Shift Tool from the Georeferencing Toolbar. You can move an image file around the Data Frame using the Shift Tool to reposition it for the purposes of viewing Control Points on your image and Basemap simultaneously. The further outside the edge of the image you drag, the larger the image will become. Click and drag from the center to beyond one of the outside edges. Move the cursor to the center of the image. Click and drag from the corner to the center of the image. Move the cursor to the corner of the image. Select the Scale Tool from the Georeferencing Toolbar. You can re-size the image by using the Scale Tool in the Georeferencing Toolbar. Many times, images added to a Map Project appear so large in the Data Frame (the main viewing area) of ArcMap that they cover the entire viewing surface. Click Add to add the file to your Map Project.Ĭontrol the Image Size and Position in the Map Project The Scale Tool. Simply highlight the file name by clicking on it once. You will see the file name of the image again. From this view, click on the Up One Level button Up One Level Button. To successfully add the file as a single, unified whole, do the following: You can see the name of the file in the Look In: field at the top of the dialog box. The 3 bands represent layers that make up the image file. If you double click on the image file when using the Add Data feature in ArcMap, you will see something like this: Click once on the name of the image file and then add it to your map project. png files (all of these are image file types), are actually made up of multiple layers. Add the image you want to Georeference to your map project. Click on View → Toolbars → Georeferencing. This document describes the basic steps for Georeferencing an image using ArcGIS.* Add an Image to the Map Project 
Georeferencing is the process of aligning spatial data (layers that are shape files: polygons, points, etc.) to an image file such as an historical map, satellite image, or aerial photograph.
Other items may have been changed or adapted as necessary. Expanded and Adapted from Columbia University Libraries (2010) "Georeferencing an image in ArcGIS," Accessed Augfrom All information indicated by an asterisk (*) is taken directly from the Columbia University tutorial without change.
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