Anna Sems

Career: 60.12 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
Spring 2023	University of North Carolina	-0.30		12.89	64.29	3 of 7	16	Team page

Regatta	Role	Div	Races	Avg	Rating
Spring 2023 Team page Season
UNCW Trophy	Crew	B	8	5.1	+0.07
Lake Norman Open Regatta	Crew	B	8	2.4	+0.32

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.