Doug Macdonald

Discipline	Rating	Rank	Races	Last raced
Singlehanded	0.30	unranked (fewer than 10 races or not active)	6	Fall 2018

Regatta	Role	Div	Races	Avg	Rating
Spring 2019 Team page Season
SSPP JV Regatta	Skipper	B	4	8.0	0.38
MDISA SCC JV Fleet race	Skipper	A, B	3	6.3	1.18
MDISA Kent Island JV Regatta	Skipper	B	2	3.0	1.37
MDISA JV Fleet Regatta St.Mary's Ryken	Skipper	A	5	8.6	-0.33
2019 Maryland JV High School Championship	Skipper	A	2	9.0	-2.05
Fall 2018 Team page Season
St. Mary's Ryken JV	Skipper	B	2	2.5	1.70
SCC JV regatta	Skipper	B	3	7.0	0.37
MASSA Cressy Qualifier Radial Singlehanded	Skipper	A	6	22.0	-2.74
Kent Island Fall JV #2	Skipper	A	2	6.5	-0.02
Fall MDISA JV Champs	Skipper	B	3	6.0	0.72
BCSC 2018 Fall JV	Skipper	A, B	3	6.7	A 0.82 · B -1.03
Spring 2018 Team page Season
SCC JV	Skipper	B	4	7.8	0.68
Kent Island Spring Regatta	Skipper	A	2	6.5	-0.61
Kent Island JV Regatta 1	Skipper	A	2	8.5	-1.17
JV Championship Spring 2018	Skipper	A	1	11.0	—
EYC JV Spring Regatta	Skipper	B	3	6.7	0.06
BCSC JV #2	Skipper	B	2	8.0	-0.01
BCSC High School JV #1 Spring 2018	Skipper	A	5	8.6	0.37
Fall 2017 Team page Season
St. Mary's Ryken JV	Skipper	A	4	5.2	0.16
SCC JV Fleet Race	Skipper	B	5	7.0	0.86
NERHS JV Invitational	Skipper	A	2	5.5	-1.02
MDISA JV Championships at SSPP	Skipper	B	2	14.0	-0.78
Kent Island JV	Skipper	A	2	8.0	-0.96

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.