Yifeng Zeng

Career: 27.85 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
Spring 2026	University of California at Los Angeles	-0.51		14.51	28.12	12 of 16	14	Team page
Spring 2025	University of California at Los Angeles	-0.89		7.62	40.91	7 of 11	14	Team page

Regatta	Role	Div	Races	Avg	Rating
Spring 2026 Team page Season
Peter Wenner Rainbow Invite	Crew	B	4	12.0	+0.23
PCCSC Silver Champs	Crew	B	2	4.0	+0.08
Mustang Open JV	Crew	B	8	13.8	+0.20
Jeff Simon Open	Skipper	B	9	29.4	-1.16
Cactus Cup	Skipper	B	6	17.0	-0.71
Anteater JV	Skipper	B	3	18.7	-1.40
Fall 2025 Team page Season
UCSD Frosh/Soph	Skipper	B	9	14.9	-1.01
Fall PCC JV	Skipper	B	1	18.0	-2.11
Spring 2025 Team page Season
Cactus Cup	Crew	B	6	11.8	-0.75
Anteater Open JV	Crew	B	8	24.1	-0.21

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.