Ian Ronald

Regatta	Role	Div	Races	Avg	Rating
Spring 2019 Season
SSPP JV Regatta	Skipper	A	6	4.7	1.37
NERHS JV Regatta	Skipper	A	5	2.4	2.73
MDISA Kent Island JV Regatta	Skipper	A	5	1.6	4.31
Fall 2018 Season
SCC JV Fleet Regatta	Skipper	B	5	1.6	2.90
MDISA JV Fleet Race	Skipper	B	4	1.2	4.15
Fall MDISA JV Champs	Skipper	A	2	3.5	2.67

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.