Jack Cossari

Career: 73.44 percentile of ICSA crews

▲ boats did better with this crew than with the skipper's usual crews▼ worseArrow length = size of the push, in rating points

Season	Team	Rating	League percentile	Team percentile	On team	Races	Team page
Spring 2025	Syracuse University	0.81	37.79	87.50	1 of 4	12	Team page
Fall 2024	Syracuse University	0.45	30.33	90.00	1 of 5	11	Team page
Fall 2023	Syracuse University	0.62	31.36	78.57	2 of 7	10	Team page

Regatta	Role	Div	Races	Avg	Rating
Fall 2025 Team page Season
Battle of Lake Erie	Crew	B	5	4.0	+0.28
Spring 2025 Team page Season
The Grant	Crew	B	12	7.1	+0.24
Fall 2024 Team page Season
Stony Brook Fall Open	Crew	B	3	5.7	+0.09
Luce Regatta	Crew	A	1	13.0	-0.07
Battle of Lake Erie	Crew	B	7	2.4	+0.16
Fall 2023 Team page Season
Sodus Bay Open	Crew	A	10	9.5	+0.32
Spring 2023 Team page Season
Seawolf Spring Open	Crew	A	5	7.4	-0.22

Short write-ups of what the ratings and results show, with the numbers and how they were computed.

How do skipper ratings work?A log-strength fitted to every race at once, smoothed week to week.
What a rating point is worthA one-point edge is a 73% chance to beat another boat in a race; two points is 88%.
How does a crew rating work?A crew rating is small and uncertain; a worked example on one roster.