Your Rig Tuning Your Rig Stepping Lift at or near balance point with mast on it s longitudinal axis. Athwartships tune Fore and aft tune involves mast rake and mast bend.
Athwartships tune involves making the mast straight sideways and minimizing lean to leeward.
Rake Mast rake is controlled by headstay length. Tightening the headstay induces forward rake, easing headstay increases aft rake. Rake controls helm. Forward rake adds lee helm. Aft rake induces weather helm.