Alli Kollman

Career: 47.29 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 2025	Shorecrest Preparatory School	-0.13		33.94	37.50	3 of 4	12	Team page
Spring 2025	Shorecrest Preparatory School	0.44		44.20	62.50	2 of 4	8	Team page

Regatta	Role	Div	Races	Avg	Rating
Spring 2026 Team page Season
SAISA SP #5 Varsity	Crew	B	3	16.3	-0.02
SAISA South Points 7 - Varsity	Crew	B	2	16.0	-0.11
Fall 2025 Team page Season
SAISA South Points #3 - JV	Crew	B	6	9.7	+0.05
SAISA South Points #1 2025-26	Crew	B	6	16.8	+0.10
Spring 2025 Team page Season
SAISA SP's 3 2025	Crew	A	2	16.0	-0.26
SAISA South Points #5 Varsity.	Crew	A	4	11.8	+0.09
2025 South Points No. 4	Crew	A	2	9.0	+0.23

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.