Small improvement in the course

Almost every Marathon has a little loop somewhere in  in the route to make the course fit the 42.195km.

In Amsterdam is has been, for ages, a loop leaving the Amstel near the windmill, over a small road and roundabout onto the Europaboulevard and back again (called 'locatie oude lus' on the map).

The loop is this year on the President Kennedylaan and this saves al lot of turning making the route a bit faster (called 'nieuwe lus' on the map).

With this change it was necessary to measure the route. And this is still done old fashioned way by bike with the use of a Jonescounter. Read more...