Valerie Lemko

Career: 69.45 percentile of ICSA crews

▲ 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 2025	Towson High School	0.26		49.02	83.33	1 of 3	11	Team page
Fall 2023	Towson High School	-0.30		24.83	37.50	3 of 4	10	Team page

Regatta	Role	Div	Races	Avg	Rating
Fall 2025 Team page Season
MDISA KENT ISLAND T2	Crew	A, B	4	5.0	+0.11
MDISA DC Sail T2 Fleet Race	Crew	A	3	6.0	+0.03
MDISA Gunston T3 Fleet	Skipper	B	4	5.8	-1.60
MDISA BCSC Tier 2 September Regatta	Crew	A	4	7.0	+0.26
Fall 2024 Team page Season
MDISA DC Sail T2 Fleet Race	Crew	A	2	9.5	-0.11
MDISA BCSC Tier 2 September Regatta	Crew	B	4	3.2	+0.26
Fall 2023 Team page Season
MDISA BCSC Tier 2 Regatta	Crew	B	4	7.0	+0.02
MDISA 2023 Fall JV Champs	Crew	A	6	11.5	-0.12

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.