Sailor · 2015–2024

Koen Duiven

wv de maaskant J/24 Handicap

Search sailors · About these ratings

Events: 5
Win rate: 0%
Podium rate: 0%
Typically beats: 43%
Best class ranking: #439

Nemesis: Stefan Karsunke
Rival: Peter Langhans
Best day: 30 Jun 2024
Signature result: 4th of 21

Partnerships · 14 sailors

Matthieu Sonnemans · J-stripe, J'Evapco, Team JOOL / Evapco, The DutchJees · J/24 4events 0 wins together · 0 podiums · 4 events · 1 of 35 races won Beat 49% of the fleet together · best 4th · Jun 2015 – Jun 2024
Frank van Pelt · J-stripe, J'Evapco, Team JOOL / Evapco, The DutchJees · J/24 4events 0 wins together · 0 podiums · 4 events · 1 of 35 races won Beat 49% of the fleet together · best 4th · Jun 2015 – Jun 2024
Frederieke Braak · J-stripe, J'Evapco · J/24 2events 0 wins together · 0 podiums · 2 events · 0 of 14 races won Beat 22% of the fleet together · best 31st · Jun 2015 – Aug 2015
Ruud Duivestein · JanJan, Team JOOL / Evapco · Handicap, J/24 2events 0 wins together · 0 podiums · 2 events · 0 of 12 races won Beat 66% of the fleet together · best 8th · Jul 2018 – Sep 2019
Dirk Olyslagers · Team JOOL / Evapco, The DutchJees · J/24 2events 0 wins together · 0 podiums · 2 events · 1 of 21 races won Beat 75% of the fleet together · best 4th · Jul 2018 – Jun 2024
Niels van Braam · JanJan · Handicap 1events 0 wins together · 0 podiums · 1 events · 0 of 1 race won Beat 67% of the fleet together · best 8th · Sep 2019 – Sep 2019
Tom Hoogenboom · The DutchJees · J/24 1events 0 wins together · 0 podiums · 1 events · 1 of 10 races won Beat 85% of the fleet together · best 4th · Jun 2024 – Jun 2024
Jeroen van Dijk · JanJan · Handicap 1events 0 wins together · 0 podiums · 1 events · 0 of 1 race won Beat 67% of the fleet together · best 8th · Sep 2019 – Sep 2019
Jaap Speet · J-stripe · J/24 1events 0 wins together · 0 podiums · 1 events · 0 of 4 races won Beat 21% of the fleet together · best 31st · Jun 2015 – Jun 2015
Gert-Jan Oelp · JanJan · Handicap 1events 0 wins together · 0 podiums · 1 events · 0 of 1 race won Beat 67% of the fleet together · best 8th · Sep 2019 – Sep 2019

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

Rating history

Event history · 5

Date	Event	Boat	Class	Role	Finish
27 Jun 2024	Kieler Woche 2024	The DutchJees	J/24	Crew	4th / 21
28 Sep 2019	AntwerpRace	JanJan	Handicap	Crew	8th / 22
24 Jul 2018	J/24 European Championship 2018	Team JOOL / Evapco	J/24	Crew	9th / 24
31 Aug 2015	J/24 World Championship	J'Evapco	J/24	Crew	43rd / 56
25 Jun 2015	Kieler Woche 2015	J-stripe	J/24	Crew	31st / 39

Ratings

Class	Rating	Rank	Impact
Full-size sailing Crew	42 provisional	#37053 band 20155–53953	—
J/24 Crew	64 provisional	#439 band 252–612	—

Rank among sailors with a substantial record, all time. In brackets, the ranks this rating cannot be told apart from. Impact is the points of fleet beaten that this sailor adds.

Helm and crew

As helm	0 events	0 wins	beats —
As crew	5 events	0 wins	beats 52%

How they race

Closer	+3 pts	last race of an event vs. the rest
Comeback	−5 pts	the race after a bottom-half finish

Head to head

Helm	Races	W–L
Peter Langhans	35	17–18
Per-Håkan Persson	35	19–16
Stefan Karsunke	34	7–27
Andreas Olovsson	25	14–11
Peer Kock	25	3–22
Frank Schönfeld	23	7–16
Manfred König	21	10–11
Lynn Wolgast	21	15–6
Thomas Cramer	21	17–4
David Cooper	21	8–12
Stefan Puxbaumer	15	13–2
Mike Schmolling	14	10–4

Most-beaten opponent: Thomas Cramer (17–4).

Seasons

Year	Events	Beat
2024	1	85%
2019	1	67%
2018	1	65%
2015	2	22%

Boats

The DutchJees · J/24 · 1 events · 2024
JanJan · Handicap · 1 events · 2019
Team JOOL / Evapco · J/24 · 1 events · 2018
J'Evapco · J/24 · 1 events · 2015
J-stripe · J/24 · 1 events · 2015

Where they race

Unknown · 5 events

Is this you?

Claim it to merge duplicates and remove results that aren’t yours. Changes apply at the nightly rebuild.

Crew rating, Full-size sailing: 42, #37,053. Compiled from public results; not an official ranking.