Joseph Bonacci

Rating History

Team Race Rating

Rating Rank vs fleet rating Record
1.24 (fleet 1.70) unranked (fewer than 30 matches as skipper, or not active) +0.00 ± 0.17
about what the fleet rating predicts
as skipper 41–23 (64%)
SeasonRegattas Skipper W–LCrew W–L
Spring 202524–5—
Spring 202415–2—
Spring 2023220–16—
Spring 2022112–0—
0.911.11.21.3Spring 2023Spring 2024Spring 2025Tom Noble Team Race (2023-03-04): rating 1.07, fleet rating alone 1.03, offset +0.05; record 8-7 in this boatWashington College Team Race (2023-03-18): rating 1.07, fleet rating alone 1.04, offset +0.03; record 12-9 in this boatTom Noble Open Team Race (2024-03-02): rating 1.06, fleet rating alone 1.03, offset +0.03; record 5-2 in this boatTom Noble Team Race (2025-03-01): rating 1.15, fleet rating alone 1.15, offset +0.00; record 3-3 in this boatWashington College Team Race (2025-03-15): rating 1.17, fleet rating alone 1.17, offset -0.00; record 1-2 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 6 graded regattas (64 matches) the record is 41–23 against 38.7 wins the pre-event forecasts expected (+2.3). 1 regatta clearly above the rating (P ≤ 20%), 2 clearly below (P ≥ 80%); 6 bits of surprise in all.

DateRegattaRole Value Perf. RecordExp.
wins
Δ Surprise
(bits)
P(this good
or better)
2025-03-15Washington College Team Raceskipper1.460.871–21.3−0.590.189%
2025-03-01Tom Noble Team Raceskipper1.371.163–33.2−0.210.076%
2024-03-02Tom Noble Open Team Raceskipper1.450.935–25.6−0.530.286%
2023-03-18Washington College Team Raceskipper1.431.6712–911.3+0.240.144%
2023-03-04Tom Noble Team Raceskipper1.411.178–78.5−0.240.176%
2022-03-05Tom Noble Team Raceskipper0.903.9012–08.9≥+3.005.22%

Regatta results

Regatta Role Div Races Avg Rating
Spring 2025 Team page Season
Washington College Team Race Skipper TR 5 20% —
Tom Noble Team Race Skipper TR 7 57% —
Hanbury Trophy Skipper A 9 12.6 -1.59
The Grant Skipper A 12 5.2 2.22
America Trophy Skipper A 12 15.3 1.35
2025 Sailpack Oriental Intercollegiate Regatta Skipper A 9 11.7 1.09
Fall 2024 Team page Season
War Memorial Skipper A 18 14.5 1.51
Princeton Fall Open Skipper A 3 3.3 0.96
NY Maritime Fall Open Skipper A 14 5.4 2.03
Luce Regatta Skipper A 1 10.0 —
Spring 2024 Team page Season
Tom Noble Open Team Race Skipper TR 9 78% —
Hanbury Trophy Skipper A 10 8.8 1.66
Grant Trophy Skipper A 5 5.2 1.87
America Trophy - Conference Championship Skipper A 9 15.8 1.32
Spring 2023 Team page Season
Washington College Team Race Skipper TR 21 57% —
Tom Noble Team Race Skipper TR 15 53% —
Hanbury Trophy Skipper B 14 8.9 1.14
The Grant Skipper B 8 6.1 1.21
Delaware River Dinghy Regatta Skipper A 11 2.5 2.18
America Trophy Skipper B 3 15.7 0.72
85th Boston Dinghy Club Challenge Cup Skipper B 14 17.6 0.73
Fall 2022 Team page Season
War Memorial Skipper B 6 13.8 1.70
Riley Cup Skipper B 13 10.4 1.37
Moody Trophy Skipper B 6 12.7 1.67
Luce Trophy Skipper B 6 3.0 2.86
David Lee Arnoff Trophy Skipper B 10 16.0 —
Spring 2022 Team page Season
Tom Noble Team Race Skipper TR 12 100% —
84th Boston Dinghy Club Challenge Cup Skipper C 9 14.7 -0.40
Fall 2021 Team page Season
Washington College Fall Skipper B 9 3.7 2.26
Philly Fleet Race Skipper A 12 8.5 0.59
Chesapeake Invitational Skipper B 8 15.6 0.63

From the notes

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

All notes →