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Sailor · 2017–2025

Willem Slendebroek

alkmaarsche r en zv Javelin

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Events
5

44 races · 8 race wins

Win rate
20%

20% win rate · 1 of 5

Podium rate
80%

4 top-three finishes

Typically beats
78%

of boats faced (range 68%–88%, 44 boats)

Best class ranking
#3

Helm in Javelin · rating 259

Longest win streak
2

race wins in a row

Most successful partnership
Fred Wildenburg

1 wins · 4 podiums in 5 events together · 20% win rate

Longest-running crew
Fred Wildenburg

Jun 2017 – May 2025 · 5 events

Nemesis
Jan de Groot

10–29 head to head in 39 races

Rival
Olav Kerssemakers

21–15 in 37 races

Best day
3 Jun 2017

1-DNF-1-1 · North Sea Regatta

Signature result
1st of 12

North Sea Regatta · Javelin · 2 Jun 2017

Partnerships · 1 sailors

Most successful partnership: Fred Wildenburg — 1 wins · 4 podiums in 5 events together · 20% win rate
  • Fred Wildenburg · De Grijze Jager, Grijze Jager, Mighty White · Javelin 5events 1 wins together · 4 podiums · 20% win rate · 8 of 44 races won Beat 78% of the fleet together · best 1st · Jun 2017 – May 2025

Lift shows how much better this sailor finishes with that partner aboard.

Rating history

01342682018202020222024Helm rating, full-size sailing

Event history · 5

DateEventBoatClassRoleFinish
17 May 2025Samowar Pirat, Javelin, 15er JollenkreuzerGrijze JagerJavelinSkipper2nd / 11
18 May 2024North Sea Regatta 2024De Grijze JagerJavelinSkipper3rd / 7
27 May 2023North Sea Regatta 2023De Grijze JagerJavelinSkipper2nd / 9
9 Jun 2019North Sea Regatta 2019De Grijze JagerJavelinSkipper6th / 10
2 Jun 2017North Sea RegattaMighty WhiteJavelinSkipper1st / 12

Helm rating, Full-size sailing: 268, #12,681. Compiled from public results; not an official ranking.