Ary Clark De Castilho

Career: 6.46 percentile of ICSA crews (limited evidence)

Includes linked high school and college seasons.

▲ 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	Range	League percentile	Team percentile	On team	Races	Team page
Fall 2023	International HS - SF	-1.94		1.70	16.67	3 of 3	10	Team page
Fall 2022	International HS - SF	-1.24		5.15	12.50	4 of 4	10	Team page

Regatta	Role	Div	Races	Avg	Rating
Fall 2024 Team page Season
Sea Otter 2024 - SILVER	Crew	A	3	25.0	-0.12
Nor Cal 2 Silver Sunday	Crew	A	2	28.5	-0.07
Fall 2023 Team page Season
2024 Rose Bowl Regatta - SILVER	Skipper	B	4	34.8	-4.62
2023 Sea Otter - Silver Fleet	Crew	B	6	24.8	-0.30
2023 Anteater Regatta - SILVER	Crew	B	6	24.3	-0.04
Fall 2022 Team page Season
Nor Cal 2 Silver Sunday	Crew	A	5	22.0	-0.38
Nor Cal 1 Silver	Crew	A	1	27.0	-0.16
2023 Rose Bowl Regatta - HS Bronze	Crew	B	4	14.0	-0.19

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.