Program TRIMORE M.T. SwinRun Hydra For the SwimRun competitive leg, 3 distances have been planned: ​ – Initiation distance SwimRun 12.8k (4 legs of Run, total distance 10.8k, 84.4% | 3 legs of Swim, total distance 2k, 15.6%) – Core distance SwimRun 23.4k (6 legs of Run, total distance 19.7k, 84.4% | 5 legs of Swim, total distance 3.65k, 15.6%) – Advanced distance SwimRun 38.7k (7 Running Legs, total 33.9k (87.6%) | 6 Swimming Legs, total 4.8k (12.4%)