Given distance river m
River flow speed km/h
Swim pace athlete 1 s/100m
Swim pace athlete 2 s/100m
 
Time athlete 1
Time athlete 2
Difference 1:2
Distance river
 
 
 
--
--
--
--
 
Time athlete 1
Time athlete 2
Difference 1:2
Distance lake
equal time
 
 
--
--
--
--
 
Time athlete 1
Time athlete 2
Difference 1:2
Distance lake
 
 
same gap
--
--
--
--