{"page":"https://www.roxtimes.com/athletes/derk-aalfs-t-b9d756","name":"Derk Aalfs","nationality":"NED","races":1,"best":{"time":"1:15:38","time_s":4538},"results":[{"race":"2026 Heerenveen","date":"2026-05-17","page":"https://www.roxtimes.com/races/s8/heerenveen","division":"doubles-mixed","label":"Doubles Mixed","age_group":"25-29","time":"1:15:38","time_s":4538,"place":431,"of":1297,"age_group_place":123,"age_group_of":310,"partner":"Hilde Mulder","runs_s":2435,"stations_s":1677,"roxzone_s":430,"splits":{"runs":["4:22","4:49","5:04","5:10","5:12","5:18","5:12","5:31"],"stations":{"skiErg":"4:05","sledPush":"1:47","sledPull":"3:22","burpeeBroadJump":"4:25","rowErg":"4:27","farmersCarry":"1:51","sandbagLunges":"3:49","wallBalls":"4:11"}}}],"note":"RoxTimes: HYROX results and analysis from the results the organiser published. Not affiliated with or endorsed by HYROX. \"Typical\" is the middle finisher of the field. Times in seconds and as h:mm:ss."}