Emma Purinton

Career: 46.86 percentile of ICSA crews (limited evidence)

No season rating yet: needs 8+ crewed races in a season.

Regatta	Role	Div	Races	Avg	Rating
Spring 2018 Team page Season
Jeremy A. Pinkerton Regatta	Crew	B	6	4.5	—
Spring 2017 Team page Season
2017 SailPack Oriental Intercollegiate	Skipper	B	4	6.5	1.71
Fall 2016 Team page Season
Philly Fleet Race	Skipper	B	14	12.2	-4.09
Colony Cup	Skipper	B	4	5.2	0.35

League	Name	School	Year
ISSA	Emma Purinton	Conestoga High School	'16

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.