Jonathan Seifert

Career: 20.05 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
Fall 2024	Pewaukee High School	-0.89		11.97	25.00	5 of 6	12	Team page
Fall 2022	Kettle Moraine High School	-0.06		31.80	30.00	4 of 5	11	–

Regatta	Role	Div	Races	Avg	Rating
Fall 2024 Team page Season
Kick Off Classic	Crew	A	6	11.7	-0.26
Dusty Waters Regatta_C420	Crew	B	6	6.3	+0.06
2024 Fall Scramble	Skipper	B	4	16.2	-1.15
Spring 2022 Team page Season
2022 May Madness	Crew	B	4	9.2	—

League	Name	School	Year
ISSA	Jonathan Seifert	Kettle Moraine High School	'27

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.