Course 3 (NE or SW) 12.7 nm
Start, S1, A1-S, A2-S, C3-S, C1-S, A1-S, S2-S, Finish

Course 4 (NE or SW) 10.7 nm
Start, S1, A1-S, A2-S, C3-S, C2-S, A1-S, S2-S, Finish