Serafim Dionyssopoulos

Career: 19.08 percentile of ICSA crews

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
Fall 2022	Grosse IIe High School	-0.45		18.06	21.43	6 of 7	48	Team page

Regatta	Role	Div	Races	Avg	Rating
Fall 2022 Team page Season
Turkey Leg Regatta - 2022	Crew	B	2	15.0	-0.10
PYC #3 October FIRST	Crew	A	7	13.3	-0.72
PYC #1	Crew	A	3	7.7	+0.00
Pat S Parker Halloween Regatta	Crew	B	4	6.0	+0.33
October Fun PYC	Crew	A	2	3.5	+0.10
MISSA Open Last Chance Qualifier	Crew	B	16	16.4	-0.49
MBJA Wooden Shoe	Crew	B	6	7.5	+0.33
Great Lakes Qualifier - Traverse City	Crew	B	8	6.9	+0.01
Fall 2021 Team page Season
Wooden Shoe Fall Regatta	Skipper	B	4	8.0	-1.57
Fall 2020 Team page Season
PYC Halloween	Crew	A	5	8.2	—
PYC Fun Regatta	Crew	A	6	13.0	—
I Love Sailing: the sequel	Crew	B	4	7.0	—
Cobweb Regatta - Tier 3	Crew	B	4	9.8	—

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.