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Athlete NED

Thirza Sierdsma

Best finish, by category
Individual Open · Women
1:22:54
Heerenveen 2026

Every race

1 races · 1 events

  1. Heerenveen
    14 May 2026
    Individual Open · Women
    1:22:54 PB
    108/607
    Beat 82%

Personal bests, by station

1000m SkiErg
4:49
Heerenveen 2026
50m Sled Push
1:54
Heerenveen 2026
50m Sled Pull
5:00
Heerenveen 2026
80m Burpee Broad Jump
5:25
Heerenveen 2026
1000m Row
5:27
Heerenveen 2026
200m Farmers Carry
1:38
Heerenveen 2026
100m Sandbag Lunges
3:29
Heerenveen 2026
Wall Balls
4:29
Heerenveen 2026