John Heisch

Regatta	Role	Div	Races	Avg	Rating
Fall 2017 Team page Season
St. Mary's Ryken JV	Skipper	B	2	9.0	-1.85
SSPP JV Regatta	Skipper	B	2	17.5	-3.28
MDISA JV Championships at SSPP	Skipper	B	2	15.0	-1.56
Kent Island JV	Skipper	A	1	9.0	—
BCSC Fall High School #1	Skipper	B	3	6.3	-1.14

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.