Will Chapman

Rating History

Team Race Rating

Rating Rank vs fleet rating Record
1.10 (fleet 1.75) 140 of 231 +0.01 ± 0.17
about what the fleet rating predicts
as skipper 28–21 (57%)
as crew 3–4 (43%)
SeasonRegattas Skipper W–LCrew W–L
Spring 2025421–103–4
Fall 202437–11—
0.911.11.21.3Fall 2024Spring 2025VISA HCS Team Race Regatta 2 (2024-09-28): rating 1.05, fleet rating alone 1.09, offset -0.04; record 0-2 in this boatVISA HCS Team Race Regatta 2 (2024-09-28): rating 1.05, fleet rating alone 1.09, offset -0.04; record 1-0 in this boatMASSA Team Race Championship (2024-10-12): rating 1.03, fleet rating alone 1.09, offset -0.06; record 5-4 in this boatVISA Southside Team Race Series #1 (2025-03-20): rating 1.06, fleet rating alone 1.11, offset -0.05; record 1-0 in this boatVISA Southside Team Race Series #1 (2025-03-20): rating 1.06, fleet rating alone 1.11, offset -0.05; record 2-0 in this boatVISA Team Race Championship for Patterson Trophy (2025-04-19): rating 1.14, fleet rating alone 1.16, offset -0.02; record 8-2 in this boatNational Invitational Tournament (2025-05-17): rating 1.14, fleet rating alone 1.14, offset -0.00; record 2-1 in this boatNational Invitational Tournament (2025-05-17): rating 1.14, fleet rating alone 1.14, offset -0.00; record 3-5 in this boatNational Invitational Tournament (2025-05-17): rating 1.14, fleet rating alone 1.14, offset -0.00; record 5-2 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 7 graded regattas (54 matches) the record is 29–25 against 29.6 wins the pre-event forecasts expected (−0.6). 0 regattas clearly above the rating (P ≤ 20%), 3 clearly below (P ≥ 80%); 7 bits of surprise in all.

DateRegattaRole Value Perf. RecordExp.
wins
Δ Surprise
(bits)
P(this good
or better)
2025-05-17National Invitational Tournamentskipper1.401.4810–89.7+0.090.054%
2025-04-19VISA Team Race Championship for Patterson Trophyskipper1.492.528–26.5+1.030.826%
2025-04-05VISA HRA Team Race Regattacrew2.420.591–42.0−1.830.997%
2025-03-20VISA Southside Team Race Series #1skipper1.294.293–02.2≥+3.001.529%
2024-10-12MASSA Team Race Championshipskipper1.421.525–44.9+0.100.067%
2024-09-28VISA HCS Team Race Regatta 2skipper1.19-1.341–21.8−2.531.099%
2024-09-14VISA Hampton City Schools Team Race Regattaskipper1.08-1.811–52.5−2.892.399%

Regatta results

Regatta Role Div Races Avg Rating
Spring 2025 Team page Season
VISA Team Race Championship for Patterson Trophy Skipper TR 12 83% —
VISA Maury Fleet Regatta Skipper A 7 11.1 -3.63
VISA Kecoughtan Fleet Race Regatta Skipper B 4 7.8 1.35
VISA HRA Team Race Regatta Crew TR 10 50% —
VISA Fleet Race Championship Skipper B 9 3.7 2.14
VISA Christchurch Parents Weekend Fleet Regatta Skipper B 6 2.8 3.06
VISA CCS Fleet Regatta 1 Skipper B 9 5.3 1.81
VISA Southside Team Race Series #1 Skipper TR 3 100% —
National Invitational Tournament Skipper TR 14 57% —
MASSA Fleet Championship and Mallory Qualifier Skipper B 8 10.8 1.33
Fall 2024 Team page Season
VISA Norfolk Academy Fleet Race Skipper B 5 3.2 1.46
VISA Maury/Granby Fleet Regatta Skipper A 3 13.7 0.65
VISA HCS Team Race Regatta 2 Skipper TR 8 38% —
VISA Hampton City Schools Team Race Regatta Skipper TR 6 17% —
VISA Christchurch Fleet Regatta Skipper B 4 7.8 1.34
MASSA Team Race Championship Skipper TR 14 57% —

From the notes

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

All notes →

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