Henry Mackender

Career: 52.27 percentile of ICSA crews (limited evidence)

▲ boats did better with this crew than with the skipper's usual crews▼ worseArrow length = size of the push, in rating points

Season	Team	Rating	Range	League percentile	Team percentile	On team	Races	Team page
Fall 2025	Redondo Union High School	-0.27		29.29	56.25	4 of 8	14	Team page

Regatta	Role	Div	Races	Avg	Rating
Spring 2026 Team page Season
2025-26 PCISA SoCal 5 Silver	Skipper	A	15	4.7	0.83
2025-26 PCISA SoCal 4 Silver	Skipper	A	19	6.2	0.22
Fall 2025 Team page Season
2025-26 PCISA SoCal 2 Silver	Crew	A	8	12.6	+0.18
2025-26 PCISA SoCal 1 Silver	Crew	A	10	15.4	+0.01
2025-26 PCISA SoCal 3 Silver	Skipper	A	8	7.6	0.27

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.