Sailor · 2014–2023

Jacob Kowalski

pysf ORC handicap Optimist PHRF handicap

Search sailors · About these ratings

Events: 18
Win rate: 6%
Podium rate: 28%
Typically beats: 43%
Best class ranking: #7851

Most successful partnership: Brendan Bradley
Best trio: Patrick Whitmarsh & Brendan Bradley
Biggest lift: Jeff Thorpe
Longest-running crew: Patrick Whitmarsh
Nemesis: Simon Boeger
Best day: 25 Aug 2023
Signature result: 1st of 5

Partnerships · 60+ sailors

Most successful partnership: Brendan Bradley — 1 wins · 3 podiums in 4 events together

Patrick Whitmarsh · Lucky Duck, Patrick Whitmarsh · Mercury, ORC handicap, PHRF handicap 5events 1 wins together · 4 podiums · 20% win rate · 4 of 25 races won Beat 71% of the fleet together(+28 vs. without) · best 1st · Sep 2021 – Aug 2023
Dave MacEwen · Lucky Duck · ORC handicap, PHRF handicap 5events 1 wins together · 4 podiums · 20% win rate · 3 of 21 races won Beat 71% of the fleet together(+29 vs. without) · best 1st · Sep 2021 – May 2023
John Hansen · Lucky Duck · ORC handicap, PHRF handicap 4events 0 wins together · 3 podiums · 4 events · 2 of 20 races won Beat 64% of the fleet together(+18 vs. without) · best 2nd · Sep 2021 – May 2023
Brendan Bradley · Lucky Duck · ORC handicap, PHRF handicap 4events 1 wins together · 3 podiums · 4 events · 1 of 14 races won Beat 70% of the fleet together(+26 vs. without) · best 1st · May 2022 – May 2023
Jeff Thorpe · Favonius, Lucky Duck · ORC handicap, PHRF handicap 4events 1 wins together · 3 podiums · 4 events · 3 of 12 races won Beat 75% of the fleet together(+32 vs. without) · best 1st · Aug 2019 – May 2023
Steve Natvig · Lucky Duck · ORC handicap, PHRF handicap 3events 1 wins together · 2 podiums · 3 events · 3 of 15 races won Beat 65% of the fleet together(+18 vs. without) · best 1st · Sep 2021 – Sep 2022
Mark Michael · Lucky Duck · ORC handicap 3events 0 wins together · 2 podiums · 3 events · 2 of 19 races won Beat 58% of the fleet together(+9 vs. without) · best 3rd · Sep 2021 – Sep 2022
Austin Book · Lucky Duck · ORC handicap, PHRF handicap 2events 0 wins together · 2 podiums · 2 events · 2 of 8 races won Beat 79% of the fleet together · best 2nd · Sep 2021 – May 2023
Cameron Tuttle · Favonius · ORC handicap 2events 0 wins together · 0 podiums · 2 events · 0 of 9 races won Beat 53% of the fleet together · best 4th · Aug 2019 – Aug 2021
Will Paxton · Favonius · ORC handicap 2events 0 wins together · 0 podiums · 2 events · 0 of 9 races won Beat 53% of the fleet together · best 4th · Aug 2019 – Aug 2021

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

Rating history

— Helm rating, all classes · - - Crew rating, all classes

Event history · 18

Date	Event	Boat	Class	Role	Finish
25 Aug 2023	72nd Mercury Labor Day Regatta	Patrick Whitmarsh	Mercury	Crew	3rd / 11
27 May 2023	2023 California Offshore Race Week Series - Spinnaker Cup	Lucky Duck	PHRF handicap	Switch Flipper	2nd / 7
15 Sep 2022	2022 Rolex Big Boat Series	Lucky Duck	ORC handicap	Mid Mast	5th / 6
19 Aug 2022	2022 Aldo Alessio Race & Phyllis Kleinman Swiftsure Regatta	Lucky Duck	ORC handicap	Bow	3rd / 10
28 May 2022	2022 California Offshore Race Week Series - Spinnaker Cup	Lucky Duck	PHRF handicap	Bow	1st / 5
16 Sep 2021	2021 Rolex Big Boat Series	Lucky Duck	ORC handicap	Mid Mast	3rd / 9
20 Aug 2021	2021 Aldo Alessio; Phyllis Kleinman Swiftsure Cup; Santa Cruz 27 National Championship	Favonius	ORC handicap	In the way	4th / 9
13 Jul 2021	2021 Transpac Honolulu Race	Knotty Boo	Handicap	In the way	6th / 7
16 Aug 2019	2019 Aldo Alessio & Phyllis Kleinman Swiftsure Cup	Favonius	ORC handicap	Other	5th / 8
15 Feb 2019	2019 Islands Race	Heartbeat	ORC handicap	Spinnaker trimmer	4th / 7
31 Aug 2018	2018 Vineyard Race	Oakcliff Farr 40-Red - CC	IRC handicap	Pit	4th / 8
17 Aug 2018	2018 Ida Lewis Distance Race	Oakcliff Black Collegiate	PHRF handicap	Spinnaker trimmer	11th / 13
18 Aug 2016	2016 C420 North American Championship	Junior Team	420	Other	30th / 35
9 Aug 2014	2014 BAYS #4	31415	Optimist	Skipper	8th / 14
14 Jun 2014	BAYS #2	31415	Optimist	Skipper	9th / 19
17 May 2014	BAYS Summer Series #1	31415	Optimist	Skipper	11th / 18
12 Apr 2014	Opti Winter Series #5	7	Optimist	Skipper	11th / 17
5 Apr 2014	Optimist Harken Challenge #2 and NorCal Winter #4	7	Optimist	Skipper	19th / 27

Ratings

Class	Rating	Rank	Impact
All classes Crew	177 provisional	#17498 band 10454–28029	—
Optimist Helm	41 provisional	#7851 band 4152–12553	—
All classes Helm	35 provisional	#45893 band 28003–65288	—

2 more classes, not yet ranked

420 · Crew · 12 races, 1 event · rating -76
Mercury · Crew · 5 races, 1 event · rating 75

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	5 events	0 wins	beats 42%
As crew	13 events	1 wins	beats 54%

Positions: Mid Mast (2) · Bow (2) · In the way (2) · Spinnaker trimmer (2) · Switch Flipper (1) · Pit (1)

How they race

Closer	+3 pts	last race of an event vs. the rest
Comeback	−12 pts	the race after a bottom-half finish
Consistency	50%	100% = the same result every event
Small fleets	61%	of the fleet beaten

Head to head

Helm	Races	W–L
Justin Lim	40	13–26
Simon Boeger	36	4–32
Garrett Blosen	36	29–6
Henry Boeger	29	5–24
Mats Keldsen	28	1–27
Chloe Holder	28	3–25
Kyle Hoffman	24	15–9
Charlie Keldsen	23	20–2
Sydney Holder	22	19–3
Paul Dorsey	20	6–14
Ansgar Jordan	19	1–18
Will Foox	19	0–19

Most-beaten opponent: Garrett Blosen (29–6).

Seasons

Year	Events	Wins	Beat
2023	2	0	82%
2022	3	1	66%
2021	3	0	51%
2019	2	0	46%
2018	2	0	37%
2016	1	0	15%
2014	5	0	42%

Boats

Lucky Duck · PHRF handicap, ORC handicap · 5 events · 2021–2023
31415 · Optimist · 3 events · 2014
Favonius · ORC handicap · 2 events · 2019–2021
7 · Optimist · 2 events · 2014
Patrick Whitmarsh · Mercury · 1 events · 2023
Knotty Boo · Handicap · 1 events · 2021
Heartbeat · ORC handicap · 1 events · 2019
Oakcliff Farr 40-Red - CC · IRC handicap · 1 events · 2018
Oakcliff Black Collegiate · PHRF handicap · 1 events · 2018
Junior Team · 420 · 1 events · 2016

Where they race

San Francisco, CA, USA · 5 events
Belvedere, CA · 2 events
California, USA · 2 events
Redwood City, CA · 2 events
Point Richmond, CA · 1 events
San Pedro, CA, USA · 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 across all classes: 177, #17,498.Helm rating across all classes: 35, #45,893. Compiled from public results; not an official ranking.