Select whether to space tops evenly or according to the kelly bushing or subsea. If based on depth. tops outside of the depth range of the model aren't placed.

Type a negative or positive value by which to shift the top depth.

Select the measurement system GeoSyn is using.

Select to delete all tops in the tops list to which tops will be imported. If this check box is cleared, tops with the same name in the donor and recipient list appear twice in the recipient list.

If importing an ASCII format file, select the file and then click to display the file contents in an ASCII text editor.