How to get a 2D/3D view using SURFER
Sometimes I need to check bathymetric or topographic data. A good and fast way to do it is to use SURFER. XYZ data need to be gridded first. Click Grid–>Data and open the file. Select the file you want to…
How to manipulate large sheet files: SURFER !
In Excel, the maximum worksheet size is 1048576 rows by 16384 columns. It means that large files, typically gridded files are hard to manipulate. https://support.microsoft.com/en-us/office/excel-specifications-and-limits-1672b34d-7043-467e-8e27-269d656771c3 A possible solution is to use SURFER, particularly the worksheet. SURFER is not free and…
Resolution of bathymetric maps
I often see gridded maps with a supposed resolution of 100m, even 5m in some cases ! Let’s be clear: it’s almost impossible. I will explain why with an example based on gebco bathymetric data. On the gebco website it…
How to… import bathymetric maps in Petrel
Have you ever tried to import bathymetric map or any other map in Petrel ? Most probably, the map was represented as a flat surface on top of your study area (i.e. Zero level) or maybe at a wrong level.…