The apex is the part of the corner where the racing line ... of the hairpin is a long straightaway. You want to sacrifice the entry of the corner to allow for a better exit off the turn.

Pobst starts out by breaking down and explaining the racing line, starting with the initial turn-in, to the crucial ... including the hairpin, the increasing radius, and the decreasing radius.

with a few situations where the conventional racing line will do, such as an increasing radius corner, which opens as you exit it. The hairpin is the best example of a late apex corner ...

Finally, we hit the second hairpin, Turn 11. Robby moves remarkably close ... HURTLING THROUGH TURN 1, I can immediately tell J.R.'s racing line is not the same as Robby's. Exiting Turn 1 and ...