Andrew Sparks

Career: 47.41 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 2026	Columbia University	0.52		30.70	25.00	5 of 6	8	Team page

Regatta	Role	Div	Races	Avg	Rating
Fall 2026 Team page Season
KP Dinghy Open	Skipper	B	1	14.0	—
COHO Memorial	Crew	B	8	5.0	+0.08

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.