John Bloch

Career: 6.74 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 2023	Duke University	-0.88		6.19	12.50	4 of 4	11	Team page
Spring 2023	Duke University	-0.26		13.67	8.33	6 of 6	9	Team page

Regatta	Role	Div	Races	Avg	Rating
Fall 2023 Team page Season
SAISA Fall Open Champs (Robert L Armstrong Trophy)	Crew	B	11	14.3	-0.87
Spring 2023 Team page Season
2023 Azalea Bowl Regatta	Crew	A	9	9.4	-0.37
Fall 2022 Team page Season
SAISA North Fall Tournament	Crew	A	3	3.0	—
SAISA Fall Open Championship	Crew	B	5	15.8	—

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.