Trying to resurrect this group.
About 1 h course wanted. Area is small. There can be map exchange to user same area twice. Triangle indicates about where I hope to start and end.
Google imagery: https://firstname.lastname@example.org,24.6848413,...
I plan to run this some day next week.
I plan to try out how my algorithm for erasing form lines at flat places feel in practice. And same with the idea of drawing contours with thinner line if drop is less prominent, it should indicate the mapped land from is somewhat vague.