David Turner

Career: 12.03 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	St. Mary's Ryken	-1.74		2.52	12.50	4 of 4	12	Team page

Regatta	Role	Div	Races	Avg	Rating
Fall 2024 Team page Season
MDISA St. Marys Ryken Tier 2 Fleet	Skipper	A	1	7.0	—
MDISA SCC Tier 1 Fleet Race	Crew	A	6	13.3	-0.29
MDISA DC Sail T3 Fleet Race	Crew	A	1	13.0	-0.06
Fall 2023 Team page Season
MDISA Ryken Tier 3 Fleet race	Skipper	B	4	6.0	-1.33
MDISA Tier 1 at SCC	Crew	B	6	16.8	-0.26
MDISA Fleet Race (North)	Crew	B	6	15.2	-0.31

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.