Liam Grogan

Career: 30.91 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	Towson High School	-1.18		7.69	12.50	4 of 4	11	Team page

Regatta	Role	Div	Races	Avg	Rating
Fall 2023 Team page Season
MDISA Varsity Champs	Crew	A	3	9.7	+0.00
MDISA T2 Fleet Race @ DC Sail	Crew	A	3	9.7	-0.59
MDISA Gunston Fall '23 T3	Crew	B	5	6.8	+0.27
Fall 2022 Team page Season
MDISA '22 Fall T2 Regatta at NERYC	Crew	A	6	5.7	+0.00

League	Name	School	Year
ISSA	Liam Grogan	Dulaney High School	'24

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.