Liam McCarthy

Rating History

Singlehanded & Keelboat Ratings

DisciplineRating Rank RacesLast raced
Singlehanded3.17unranked (fewer than 10 races or not active)24Fall 2018
Keelboat1.67unranked (fewer than 10 races or not active)1Fall 2016

Team Race Rating

Rating Rank vs fleet rating Record
2.88 (fleet 4.04) unranked (fewer than 30 matches as skipper, or not active) −0.04 ± 0.18
about what the fleet rating predicts
as skipper 113–101 (53%)
SeasonRegattas Skipper W–LCrew W–L
Spring 2019645–43—
Spring 2018322–24—
Spring 2017432–32—
Spring 2016114–2—
2.32.42.52.62.72.82.9Spring 2017Spring 2018Spring 2019GW Team Race (2017-03-04): rating 2.59, fleet rating alone 2.54, offset +0.05; record 1-14 in this boat2017 Aaron Szambecki Team Race (2017-03-25): rating 2.45, fleet rating alone 2.54, offset -0.09; record 11-10 in this boatMAISA Team Race Challenge (2017-04-01): rating 2.45, fleet rating alone 2.55, offset -0.09; record 14-0 in this boatProsser Trophy (2017-04-08): rating 2.54, fleet rating alone 2.57, offset -0.03; record 1-1 in this boatProsser Trophy (2017-04-08): rating 2.54, fleet rating alone 2.57, offset -0.03; record 5-7 in this boatSt. Mary's Quad Team Race (2018-02-24): rating 2.69, fleet rating alone 2.71, offset -0.01; record 10-10 in this boatGW Team Race (2018-03-03): rating 2.53, fleet rating alone 2.59, offset -0.07; record 3-2 in this boatCapt. Prosser Trophy - MAISA TR Championship (2018-04-07): rating 2.41, fleet rating alone 2.48, offset -0.07; record 4-11 in this boatCapt. Prosser Trophy - MAISA TR Championship (2018-04-07): rating 2.41, fleet rating alone 2.48, offset -0.07; record 5-1 in this boatGW Team Race (2019-03-02): rating 2.70, fleet rating alone 2.78, offset -0.07; record 8-7 in this boatSt. Mary's Team Race InterConference (2019-03-09): rating 2.69, fleet rating alone 2.77, offset -0.08; record 4-5 in this boatGraham Hall (2019-03-16): rating 2.69, fleet rating alone 2.78, offset -0.09; record 4-2 in this boatGraham Hall (2019-03-16): rating 2.69, fleet rating alone 2.78, offset -0.09; record 5-4 in this boatAaron Szambecki Team Race (2019-03-23): rating 2.73, fleet rating alone 2.80, offset -0.07; record 5-13 in this boatTeam Race Challenge (2019-03-30): rating 2.68, fleet rating alone 2.80, offset -0.12; record 14-3 in this boatProsser Trophy (2019-04-06): rating 2.68, fleet rating alone 2.80, offset -0.12; record 5-9 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 14 graded regattas (214 matches) the record is 113–101 against 128.6 wins the pre-event forecasts expected (−15.6). 2 regattas clearly above the rating (P ≤ 20%), 7 clearly below (P ≥ 80%); 37 bits of surprise in all.

DateRegattaRole Value Perf. RecordExp.
wins
Δ Surprise
(bits)
P(this good
or better)
2019-04-06Prosser Trophyskipper3.272.605–97.0−0.671.093%
2019-03-30Team Race Challengeskipper3.272.9814–314.5−0.290.179%
2019-03-23Aaron Szambecki Team Raceskipper3.641.955–1310.7−1.706.7>99%
2019-03-16Graham Hallskipper3.243.719–67.9+0.470.434%
2019-03-09St. Mary's Team Race InterConferenceskipper3.212.624–55.0−0.590.488%
2019-03-02GW Team Raceskipper3.203.138–78.2−0.080.067%
2018-04-07Capt. Prosser Trophy - MAISA TR Championshipskipper2.902.589–1210.4−0.320.382%
2018-03-03GW Team Raceskipper3.082.253–23.6−0.830.391%
2018-02-24St. Mary's Quad Team Raceskipper3.292.4410–1013.0−0.851.897%
2017-04-08Prosser Trophyskipper3.133.396–85.3+0.260.143%
2017-04-01MAISA Team Race Challengeskipper3.046.0414–011.3≥+3.004.34%
2017-03-252017 Aaron Szambecki Team Raceskipper2.982.7411–1011.9−0.230.176%
2017-03-04GW Team Raceskipper2.80-0.841–148.9−3.6417.7>99%
2016-03-26MAISA/SAISAskipper2.484.2814–211.1+1.793.63%

Regatta results

Regatta Role Div Races Avg Rating
Fall 2016 Team page Season
Intrepid Trophy Keelboat Skipper A 1 7.0 —

Linked Profiles

League Name School Year
ISSA Liam Mccarthy St. Petersburg High SchoolSt. Petersburg High School '15

From the notes

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

All notes →