Philippe Williamson

Discipline	Rating	Rank	Races	Last raced
Singlehanded	0.35	unranked (fewer than 10 races or not active)	45	Fall 2015
Keelboat	0.14	unranked (fewer than 10 races or not active)	6	Fall 2014

Regatta	Role	Div	Races	Avg	Rating
Fall 2015 Team page Season
Laser North Singlehanded	Skipper	A	14	13.9	0.89
Fall 2014 Team page Season
McMillan Cup Keelboat	Skipper	A	6	7.0	-0.41
Laser North Singlehanded	Skipper	A	14	14.2	0.60
Fall 2013 Team page Season
MAISA Laser Qualifier Singlehanded	Skipper	A	17	14.8	0.81
Fall 2012 Team page Season
Jesuit Open	Skipper	B	3	12.0	-0.17

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.