Sailor · 2008–2025

Jochum Zijlmans

zck Handicap IRC handicap ORC handicap Some links uncertain

Search sailors · About these ratings

Events: 18
Win rate: 28%
Podium rate: 44%
Typically beats: 66%
Longest win streak: 7

Most successful partnership: Maarten Godschalx
Best trio: Maarten Godschalx & Frans Rodenburg
Biggest lift: Frans Rodenburg
Longest-running crew: Frans Rodenburg
Nemesis: Daniel Hardy
Rival: Astrid De Vin
Best day: 22 Apr 2017
Signature result: 1st of 37

Partnerships · 38 sailors

Most successful partnership: Maarten Godschalx — 4 wins · 5 podiums in 7 events together · 57% win rate

Frans Rodenburg · Elke · Handicap, IRC handicap, ORC handicap 13events 5 wins together · 8 podiums · 39% win rate · 26 of 86 races won Beat 86% of the fleet together(+38 vs. without) · best 1st · Apr 2017 – Aug 2022
Koen van Gils · Elke · Handicap, IRC handicap, ORC handicap 13events 5 wins together · 8 podiums · 39% win rate · 26 of 86 races won Beat 86% of the fleet together(+38 vs. without) · best 1st · Apr 2017 – Aug 2022
Bart van der Wal · Elke · Handicap, IRC handicap, ORC handicap 12events 5 wins together · 8 podiums · 42% win rate · 24 of 77 races won Beat 86% of the fleet together(+33 vs. without) · best 1st · Apr 2017 – Jun 2019
Carla Rodenburg · Elke · Handicap, IRC handicap, ORC handicap 10events 3 wins together · 6 podiums · 30% win rate · 22 of 75 races won Beat 83% of the fleet together(+18 vs. without) · best 1st · Apr 2017 – Jun 2019
Leendert van Neerbos · Elke · Handicap, IRC handicap, ORC handicap 10events 3 wins together · 6 podiums · 30% win rate · 23 of 77 races won Beat 84% of the fleet together(+20 vs. without) · best 1st · Apr 2017 – Aug 2022
Manne Sijsma · Elke · Handicap, IRC handicap, ORC handicap 10events 3 wins together · 6 podiums · 30% win rate · 13 of 65 races won Beat 83% of the fleet together(+18 vs. without) · best 1st · May 2017 – Jun 2019
Alex Poublon · Elke · Handicap, IRC handicap, ORC handicap 10events 3 wins together · 6 podiums · 30% win rate · 22 of 75 races won Beat 83% of the fleet together(+18 vs. without) · best 1st · Apr 2017 – Jun 2019
Mirjam van Zoest · Elke · Handicap, IRC handicap, ORC handicap 10events 3 wins together · 6 podiums · 30% win rate · 23 of 77 races won Beat 84% of the fleet together(+20 vs. without) · best 1st · Apr 2017 – Aug 2022
Maarten Godschalx · Elke · Handicap, IRC handicap, ORC handicap 7events 4 wins together · 5 podiums · 57% win rate · 19 of 41 races won Beat 91% of the fleet together(+26 vs. without) · best 1st · Apr 2017 – Jun 2019
Maurice van der Heijden · Elke · Handicap, IRC handicap, ORC handicap 5events 3 wins together · 3 podiums · 60% win rate · 4 of 28 races won Beat 91% of the fleet together(+22 vs. without) · best 1st · May 2017 – Aug 2022

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

Rating history

Event history · 18

Date	Event	Boat	Class	Role	Finish
26 Jul 2025	Rolex Fastnet Race	BARRACUDA	IRC handicap	Crew	153rd / 380
30 May 2025	North Sea Race	BARRACUDA	IRC handicap	Crew	37th / 50
30 May 2025	North Sea Race	BARRACUDA	ORC handicap	Crew	26th / 32
25 Aug 2022	Damen Breskens Sailing Weekend IRC European Championship 2022	Elke	Handicap	Crew	4th / 18
9 Jun 2019	North Sea Regatta 2019	Elke	ORC handicap	Crew	6th / 21
24 Aug 2018	Damen Breskens Sailing Weekend 2018	Elke	Handicap	Crew	5th / 15
15 Jul 2018	The Hague Offshore Sailing Worlds 2018	Elke	Handicap	Crew	11th / 27
8 May 2018	North Sea Regatta 2018	Elke	ORC handicap	Crew	1st / 21
21 Apr 2018	Van Uden Reco Stellendam Regatta 2018	Elke	Handicap	Crew	2nd / 6
21 Apr 2018	Van Uden Reco Stellendam Regatta 2018	Elke	Handicap	Crew	2nd / 7
30 May 2017	North Sea Regatta	Elke	ORC handicap	Crew	3rd / 51
30 May 2017	North Sea Regatta	Elke	IRC handicap	Crew	6th / 15
27 May 2017	Vuurschepen Race	Elke	ORC handicap	Crew	1st / 35
27 May 2017	Vuurschepen Race	Elke	IRC handicap	Crew	1st / 22
22 Apr 2017	Van Uden Reco Stellendam Regatta 2017	Elke	Handicap	Crew	1st / 37
22 Apr 2017	Van Uden Reco Stellendam Regatta 2017	Elke	Handicap	Crew	1st / 9
26 Dec 2009	Rolex Sydney Hobart Yacht Race 2009	Pinta - M	IRC handicap	Crew	25th / 77
26 Dec 2008	Rolex Sydney Hobart Yacht Race 2008	Pinta - M	IRC handicap	Crew	28th / 75

Ratings

Class	Rating	Rank	Impact
Full-size sailing Crew	495 provisional	#1735 band 722–3786	—

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	18 events	5 wins	beats 75%

How they race

Closer	−3 pts	last race of an event vs. the rest
Comeback	−9 pts	the race after a bottom-half finish
Consistency	53%	100% = the same result every event
Big fleets	66%	of the fleet beaten
Small fleets	88%	of the fleet beaten

Head to head

Helm	Races	W–L
Gerdjan Poortman	67	48–18
Harold Vermeulen	62	43–17
Robert Jockin	41	32–8
Nikolaus Knoflacher	37	36–0
Marco de Bat	34	25–8
Alain Bornet	33	24–4
Willem Ellemeet	33	20–5
Peter de Ridder	33	22–7
Astrid De Vin	32	18–13
Kurt Kreutz	28	27–0
Hein van Schaik	27	23–4
Hugo Gommers	24	23–1

Most-beaten opponent: Nikolaus Knoflacher (36–0).

Seasons

Year	Events	Wins	Beat
2025	3	0	35%
2022	1	0	82%
2019	1	0	75%
2018	5	1	79%
2017	6	4	93%
2009	1	0	68%
2008	1	0	64%

Boats

Elke · Handicap, ORC handicap, IRC handicap · 13 events · 2017–2022
BARRACUDA · IRC handicap, ORC handicap · 3 events · 2025
Pinta - M · IRC handicap · 2 events · 2008–2009

Where they race

Unknown · 11 events
Sydney to Hobart, Australia · 2 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: 495, #1,735. Compiled from public results; not an official ranking.