Izzy Wu-Karr

Rating History

Crew Rating

Career: 55.08 percentile of ICSA crews (limited evidence)

No season rating yet: needs 8+ crewed races in a season.

Singlehanded & Keelboat Ratings

DisciplineRating Rank RacesLast raced
Singlehanded1.62unranked (fewer than 10 races or not active)11Fall 2019

Team Race Rating

Rating Rank vs fleet rating Record
1.76 (fleet 2.43) unranked (fewer than 30 matches as skipper, or not active) −0.00 ± 0.18
about what the fleet rating predicts
as skipper 7–26 (21%)
SeasonRegattas Skipper W–LCrew W–L
Spring 202547–26—
1.61.71.8Spring 20252025 Staake Trophy (2025-03-22): rating 1.69, fleet rating alone 1.70, offset -0.01; record 6-6 in this boatCallahan Trophy (2025-03-29): rating 1.70, fleet rating alone 1.69, offset +0.01; record 0-2 in this boatThompson Trophy Camel (2025-04-12): rating 1.74, fleet rating alone 1.74, offset +0.01; record 0-12 in this boatTeam race rating

Rating before each regatta driven (solid; dots green when the boat won 60% or more of its matches there, red under 40%) and what the fleet rating alone would give (dashed). The gap is the team race offset as it stood at the time. Hover a dot for the regatta; click to open it.

Team race surprisal: regatta by regatta

Over 3 graded regattas (31 matches) the record is 7–24 against 7.4 wins the pre-event forecasts expected (−0.4). 0 regattas clearly above the rating (P ≤ 20%), 2 clearly below (P ≥ 80%); 1 bits of surprise in all.

DateRegattaRole Value Perf. RecordExp.
wins
Δ Surprise
(bits)
P(this good
or better)
2025-04-12Thompson Trophy Camelskipper2.11-0.890–120.6≤−3.000.9>99%
2025-03-222025 Staake Trophyskipper1.902.166–65.5+0.260.149%
2025-03-01Thames River Team Raceskipper1.511.081–61.3−0.430.184%

Regatta results

Regatta Role Div Races Avg Rating
Spring 2025 Team page Season
Thompson Trophy Camel Skipper TR 18 0% —
Thames River Team Race Skipper TR 7 14% —
St. Mary's Women's Inter-Conference Women's Skipper B 12 9.2 2.48
Open Eastern Semi Finals Skipper B 9 14.7 1.89
NEISA Spring Women's Fleet Race Championship Women's Skipper B 3 11.3 2.03
Emily Wick Women's Skipper B 9 7.4 2.56
CNU Women's Women's Skipper B 11 4.3 2.24
Callahan Trophy Women's Skipper TR 8 25% —
Admiral’s Cup Skipper B 10 8.4 2.80
2025 Staake Trophy Skipper TR 15 40% —
Fall 2024 Team page Season
Women's Urn Trophy/NEISA Women’s Fall Champs Women's Skipper B 14 8.8 2.74
Women's Atlantic Coast Tournament Women's Skipper B 15 7.0 2.42
Women's ACC Round 1A Women's Skipper A 8 13.9 1.81
Stu Nelson@ Connecticut College Women's Skipper A 10 12.6 1.28
Regis Trophy Women's Skipper A 10 12.9 1.90
The 26th Mrs. Hurst Bowl Women's Skipper A 6 11.5 2.21
Spring 2024 Team page Season
Women's New England Fleet Race Championship Women's Skipper A 10 13.7 1.21
Wick Trophy Womens event Women's Skipper A 11 7.9 1.60
Vietor Trophy Skipper A 11 8.6 1.94
Central 1 Skipper A 6 8.2 1.29
Admiral's Cup Skipper A 9 15.8 1.00
Fall 2023 Team page Season
The Victorian Urn Trophy Women's Skipper A 14 13.4 1.07
Stu Nelson Women's Skipper A 12 14.0 1.09
Regis Trophy Women's Skipper A 9 10.9 1.95
Oberg Trophy Skipper C 8 13.2 0.54
The Moody Skipper A 4 15.8 -0.93
Spring 2023 Team page Season
College Sailing Women's Eastern Semifinal Women's Skipper B 4 14.5 1.29
Rhody the Riveter Women's Fleet Race Women's Skipper A 5 8.8 0.20
NEISA Women's Championship/Reed Trophy Women's Skipper A 5 15.0 0.73
Navy Women's Spring Fleet Race Women's Skipper B 1 10.0 —
Emily Wick Women's Skipper A 3 13.7 0.46
Fall 2022 Team page Season
Yale Z420 Regatta Skipper A 6 10.3 1.40
Women's Atlantic Coast Dinghy Tournament Women's Skipper B 4 10.2 1.50
Stu Nelson Women's Skipper C 12 11.5 0.88
The 25th Mrs. Hurst Bowl Women's Skipper B 4 16.8 -1.57

Linked Profiles

League Name School Year
ISSA Izzy Wu-Karr Towson High SchoolTowson High School '22
ISSA Izzy Wu-Karr Bryn MawrBryn Mawr '22

From the notes

Short write-ups of what the ratings and results show, with the numbers and how they were computed.

All notes →