Tilly Tyndall

Career: 32.08 percentile of ICSA crews (limited evidence)

Includes linked high school and college seasons.

▲ 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 2026	Francis Parker School	0.58		52.00	41.67	4 of 6	13	Team page

Regatta	Role	Div	Races	Avg	Rating
Spring 2026 Team page Season
2026 PCISA Team Racing Championship	Crew	TR	7	0%	—
2026 PCISA Golden Bear Gold	Crew	B	2	24.0	+0.05
2026 PCISA Fleet Racing Championship	Crew	A	4	14.2	+0.21
2025-26 PCISA SoCal 5 Gold	Crew	A	7	8.7	-0.54

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.