How to create a geographic transformation in ArcGIS?
You can include out-of-the-box transformation methods, those supplied by the application, those in the list, and custom transformation methods created using the Create Custom Geographic Transformation tool. Regardless of the number of transformations in the list, the application will only use those appropriate to the projection.
Can a custom geographic transformation file be edited?
Custom transformation files can’t be edited. They are binary files that store version and string length information that may be corrupted if edited outside of the geoprocessing framework. To update the file you should create a new custom geographic transformation and overwrite the existing file.
Are there any tools that honor the geographic transformation environment?
Tools that honor the Geographic Transformations environment will use the transformation methods when projecting data. You can include out-of-the-box transformation methods, those supplied by the application, those in the list, and custom transformation methods created using the Create Custom Geographic Transformation tool.
Where is the customtransformations folder in ArcToolbox?
The CustomTransformations folder is created by the tool if it does not exist. If the Application Data folder is read-only or hidden, the output is created in ArcToolbox\\CustomTransformations under the user’s temp folder.
How to select the correct geographic ( datum ) transformation?
The user must also select an appropriate Geographic (datum) transformation in ArcMap when displaying data that are projected on different datums. For more information on selecting an appropriate Geographic transformation, refer to ArcGIS Help: Choosing an appropriate transformation.
When do you use a geographic transformation tool?
Tools that honor the Geographic Transformations environment will use the transformation methods when projecting data. Specify transformation methods that can be used to project data on the fly.