James Biles

Regatta	Role	Div	Races	Avg	Rating
Spring 2025 Team page Season
MASSA Spring Invitational	Skipper	A	9	6.4	1.04
Fall 2023 Team page Season
MDISA SSPP Regatta	Skipper	A	3	3.0	0.44
MDISA Tier 1 at SCC	Skipper	A	6	13.3	-0.46
MDISA Fleet Race (South)	Skipper	A	7	7.9	0.60
Spring 2023 Team page Season
MDISA Kent Island Tier 3	Skipper	A	2	6.5	-0.36
MDISA Kent Island T2	Skipper	B	2	8.5	-1.56
MDISA Gunston Spring '23 T3	Skipper	A	5	4.8	0.48
Fall 2022 Team page Season
MDISA Kent Island Tier 3	Skipper	A	2	5.5	-0.30

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.