It's the screen distance from the cursor or point clicked to the vertex it's reporting as the one the mouse is over or clicked.

On Mon, Apr 10, 2006 at 02:09:25PM -0400, anthony gallo wrote:

tksurfer -> view -> information - > distance

what is the reference point for this command, ie when the cursor is on point x with a value of, say 0.02 what is that the distance of?