asc file should look after completing steps 1-4.Ġ 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0. Here is an example how the (packed) 24km. For 24km resolution data, in packed form.The header information will be dependent on file resolution you are working with (See Table 4 of the IMS documentation): Open your newfilename.asc and add header information to the first five lines of the file.
Sed 's/.\/& /g' filename_stripped.asc > newfilename.asc
If you are running a Windows machine, you can install “Sed for Windows” through SourceForge: The steps to follow require the use of the command line “Sed” utility included in Unix-like environments. py and use the script to convert to packed form ready for ArcGIS and then follow steps 5-8. For unpacked data, download the IMS_24km_Unpacked_to_Packed.txt file containing Python code at the bottom of this page. For the 24km resolution data, there is both packed and unpacked versions of the data. For packed data, please follow all steps below. This article was produced using ArcMap v10.5.
This article describes the process for importing IMS ASCII data, in 1, 4, and 24km resolutions into ArcGIS.