Turn from Parliament Street into Coppergate.Crossing pavement at this
point is permitted
Turn off river path shortly after 7K.Altered route in red.Old route in blue.
Turn at approx 4.5K,near Betty's.Runners should be prevented from shortcutting
Reference point 50cms past brickwork "seam" just past First Aid post
New Turn outside Terry's old offices.
Reference point was the provisional turning point used when measuring.
138 counts short at finish,plus 4 counts/k for post race calibration =150 counts
= 12.5 mtrs. True turning point =12.5/2 =+6.25 mtrs