Frederick Whitman

Regatta	Role	Div	Races	Avg	Rating
Spring 2011 Team page Season
Truxtun Umsted	Skipper	A	8	10.5	3.08
Thompson Trophy	Skipper	A	13	9.6	2.91
Fall 2010 Team page Season
St. Mary's Fall	Skipper	B	13	7.8	3.01
The Moody Trophy	Skipper	B	13	8.8	2.78
Kings Point Dinghy Open	Skipper	A	14	6.4	2.46
Hatch Brown Trophy	Skipper	B	7	6.1	3.26
Spring 2010 Team page Season
Charleston Spring	Skipper	A	12	9.1	2.48
Fall 2009 Team page Season
The Moody Trophy	Skipper	A	14	8.6	2.86
Maisa Top 9 Invite	Skipper	A	17	7.2	2.66
The Hatch Brown Trophy	Skipper	B	18	11.2	2.23
Harry Anderson Trophy	Skipper	B	12	8.9	2.93
Fall 2008 Team page Season
Hatch Brown	Skipper	B	12	10.2	1.84

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.