Sailor · 2018–2025

David Zwerling

nyack boat club Sonar ILCA 7 (Laser)J/80

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Events: 9
Win rate: 0%
Podium rate: 0%
Typically beats: 19%

Nemesis: Robert Lawrence
Signature result: 19th of 30

Partnerships · 21 sailors

Carl Pombar · Wayward · Sonar 2events 0 wins together · 0 podiums · 2 events · 0 of 11 races won Beat 4% of the fleet together · best 13th · Sep 2018 – Sep 2019
Alan Miller · Emotional Rescue, Jammin' · J/80 2events 0 wins together · 0 podiums · 2 events · 0 of 14 races won Beat 29% of the fleet together · best 15th · May 2023 – May 2024
Paul Riccobono · Freedom · Sonar 1events 0 wins together · 0 podiums · 1 events · 0 of 7 races won Beat 7% of the fleet together · best 29th · Sep 2024 – Sep 2024
Robinson Berry · Emotional Rescue · J/80 1events 0 wins together · 0 podiums · 1 events · 0 of 7 races won Beat 24% of the fleet together · best 20th · May 2024 – May 2024
Omar Dahbour · Wayward · Sonar 1events 0 wins together · 0 podiums · 1 events · 0 of 2 races won Beat 8% of the fleet together · best 34th · Sep 2018 – Sep 2018
Ed Rock · Freedom · Sonar 1events 0 wins together · 0 podiums · 1 events · 0 of 8 races won Beat 38% of the fleet together · best 11th · Sep 2025 – Sep 2025
Caleb Smilgin · Elan · Ensign 1events 0 wins together · 0 podiums · 1 events · 0 of 10 races won Beat 38% of the fleet together · best 19th · Aug 2024 – Aug 2024
Rob Casper · Wayward · Sonar 1events 0 wins together · 0 podiums · 1 events · 0 of 9 races won Beat 0% of the fleet together · best 13th · Sep 2019 – Sep 2019
Rick Nelson · Jammin' · J/80 1events 0 wins together · 0 podiums · 1 events · 0 of 7 races won Beat 33% of the fleet together · best 15th · May 2023 – May 2023
Peter Browne · Freedom · Sonar 1events 0 wins together · 0 podiums · 1 events · 0 of 8 races won Beat 38% of the fleet together · best 11th · Sep 2025 – Sep 2025

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

Rating history

— Helm rating, full-size sailing · - - Crew rating, full-size sailing

Event history · 9

Date	Event	Boat	Class	Role	Finish
20 Sep 2025	International Sonar Class Association \| 2025 North American Championship	Freedom	Sonar	Skipper	11th / 17
23 Aug 2025	2025 District 10 ILCA Championship	David Zwerling	ILCA 7 (Laser)	Skipper	15th / 15
10 Sep 2024	2024 Sonar World Championship	Freedom	Sonar	Skipper	29th / 31
12 Aug 2024	2024 Ensign National Championship Regatta	Elan	Ensign	Other	19th / 30
2 May 2024	2024 Helly Hansen Sailing World Regatta Series - Annapolis	Emotional Rescue	J/80	Other	20th / 26
19 Aug 2023	LBIYRA Senior Sunfish & ILCA 7 Championship	David Zwerling	ILCA 7 (Laser)	Skipper	7th / 8
5 May 2023	2023 Helly Hansen Sailing World Regatta Series - Annapolis	Jammin'	J/80	Other	15th / 22
7 Sep 2019	2019 Sonar Atlantic Coast Championships	Wayward	Sonar	Other	13th / 13
14 Sep 2018	2018 Sonar North American Championships	Wayward	Sonar	Other	34th / 37

Ratings

Class	Rating	Rank	Impact
Full-size sailing Crew	-244 provisional	#64641 band 60443–65709	—
Full-size sailing Helm	-156 provisional	#77403 band 63463–83347	—

5 more classes, not yet ranked

Sonar · Helm · 15 races, 2 events · rating -95
J/80 · Crew · 14 races, 2 events · rating -88
Sonar · Crew · 11 races, 2 events · rating -238
Ensign · Crew · 10 races, 1 event · rating -11
ILCA 7 (Laser) · Helm · 6 races, 2 events · rating -165

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	4 events	0 wins	beats 15%
As crew	5 events	0 wins	beats 21%

How they race

Closer	−7 pts	last race of an event vs. the rest
Comeback	−6 pts	the race after a bottom-half finish
Consistency	71%	100% = the same result every event
Big fleets	19%	of the fleet beaten

Head to head

Helm	Races	W–L
Rick Doerr	36	7–29
Robert Lawrence	24	0–24
Lee Morrison	18	0–18
Bill Jayson	18	0–18
John Bainton	18	0–18
Bahar Gidwani	18	1–17
Erin Maxwell	17	0–17
Brian Doyle	17	0–17
Christina Hart	16	1–15
Garin Pace	16	0–16
Scott Harrison	16	2–14
Ed Sweeny	15	4–11

Seasons

Year	Events	Beat
2025	2	19%
2024	3	23%
2023	2	24%
2019	1	0%
2018	1	8%

Boats

Freedom · Sonar · 2 events · 2024–2025
David Zwerling · ILCA 7 (Laser) · 2 events · 2023–2025
Wayward · Sonar · 2 events · 2018–2019
Elan · Ensign · 1 events · 2024
Emotional Rescue · J/80 · 1 events · 2024
Jammin' · J/80 · 1 events · 2023

Where they race

Darien, CT · 2 events
Annapolis, MD, USA · 2 events
Darien, CT, USA · 2 events
Niantic, CT, USA · 1 events
Surf City, NJ · 1 events
Brant Beach Sailing Foundation/Brant Beach YC · 1 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: -244, #64,641.Helm rating, Full-size sailing: -156, #77,403. Compiled from public results; not an official ranking.