Sarah Brewster

Career: 39.10 percentile of ICSA crews (limited evidence)

▲ 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 2022	Stevenson School	0.74		62.84	50.00	3 of 5	10	Team page

Regatta	Role	Div	Races	Avg	Rating
Fall 2022 Team page Season
Nor Cal 2 Silver Sunday	Crew	A	3	12.0	-0.16
Nor Cal 1 Silver	Crew	A	3	7.3	+0.16
2022 Norcal 4 Silver Fleet	Crew	A	4	10.5	-0.10

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.