Joshua Bartoszuk

Rating History

Team Race Rating

Rating Rank vs fleet rating Record
2.67 (fleet 3.67) unranked (fewer than 30 matches as skipper, or not active) +0.01 ± 0.17
about what the fleet rating predicts
as skipper 62–79 (44%)
SeasonRegattas Skipper W–LCrew W–L
Spring 2023530–34—
Spring 2022425–33—
Fall 202127–12—
1.71.81.922.12.2Fall 2021Spring 2022Spring 2023Dave Perry Team Race (2021-10-30): rating 1.91, fleet rating alone 1.92, offset -0.01; record 2-7 in this boatHap Moore (2022-03-05): rating 1.95, fleet rating alone 1.96, offset -0.00; record 8-8 in this boatThe Wood Trophy (2022-03-12): rating 1.95, fleet rating alone 1.96, offset -0.01; record 3-4 in this boatSouthern New England Team Race (2022-03-19): rating 1.95, fleet rating alone 1.97, offset -0.02; record 5-13 in this boat2022 NEISA Team Race Championship (2022-04-09): rating 1.84, fleet rating alone 1.88, offset -0.04; record 9-8 in this boatThames River Team Race (2023-03-05): rating 2.13, fleet rating alone 2.10, offset +0.04; record 2-4 in this boatSalve Regina Team Race Invite (2023-03-11): rating 2.14, fleet rating alone 2.10, offset +0.03; record 9-3 in this boatSouthern NE Team Race (2023-03-18): rating 2.09, fleet rating alone 2.10, offset -0.01; record 4-8 in this boatStaake Trophy (2023-03-25): rating 2.09, fleet rating alone 2.09, offset +0.00; record 13-7 in this boatThe 40th Grey Lynne Marchiando Team Races (2023-04-01): rating 2.14, fleet rating alone 2.10, offset +0.04; record 2-12 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 11 graded regattas (141 matches) the record is 62–79 against 55.6 wins the pre-event forecasts expected (+6.4). 2 regattas clearly above the rating (P ≤ 20%), 3 clearly below (P ≥ 80%); 18 bits of surprise in all.

DateRegattaRole Value Perf. RecordExp.
wins
Δ Surprise
(bits)
P(this good
or better)
2023-04-01The 40th Grey Lynne Marchiando Team Racesskipper2.542.382–122.3−0.160.070%
2023-03-25Staake Trophyskipper2.563.5913–79.1+1.022.94%
2023-03-18Southern NE Team Raceskipper2.522.434–84.2−0.080.067%
2023-03-11Salve Regina Team Race Inviteskipper2.631.549–310.7−1.101.597%
2023-03-05Thames River Team Raceskipper2.533.032–41.6+0.500.155%
2022-04-092022 NEISA Team Race Championshipskipper2.264.589–82.3+2.3212.5<1%
2022-03-19Southern New England Team Raceskipper2.401.905–136.3−0.490.586%
2022-03-12The Wood Trophyskipper2.411.723–43.7−0.690.389%
2022-03-05Hap Mooreskipper2.312.208–88.4−0.120.069%
2021-10-30Dave Perry Team Raceskipper2.172.442–71.6+0.270.150%
2021-10-24Lane Trophy Team Raceskipper1.941.715–55.4−0.220.176%

Regatta results

Regatta Role Div Races Avg Rating
Spring 2023 Team page Season
Thames River Team Race Skipper TR 10 60% —
Staake Trophy Skipper TR 20 65% —
Southern NE Team Race Skipper TR 12 33% —
Salve Regina Team Race Invite Skipper TR 12 75% —
College Sailing Open Western Semifinal Skipper B 11 10.1 3.57
College Sailing Dinghy National Championship Skipper B 6 12.5 3.45
Open New England Fleet Race Championship Skipper B 8 8.9 3.80
85th Boston Dinghy Club Challenge Cup Skipper B 14 7.1 4.00
The 40th Grey Lynne Marchiando Team Races Skipper TR 14 14% —
Spring 2022 Team page Season
The Wood Trophy Skipper TR 7 43% —
Spring Oberg Trophy Skipper B 16 3.2 4.00
Southern New England Team Race Skipper TR 18 28% —
Hap Moore Skipper TR 16 50% —
George Morris Trophy Skipper B 10 5.6 3.29
2022 NEISA Team Race Championship Skipper TR 16 50% —
Fall 2021 Team page Season
Tufts Invitational Skipper A 6 7.8 2.66
Sister Ester Skipper A 8 8.6 2.77
Penobscot Bay Open Skipper B 16 6.3 1.02
Mass Maritime Invite Skipper A 6 2.0 4.17
Lane Trophy Team Race Skipper TR 10 50% —
Hewitt Trophy Skipper A 14 7.7 2.73
Dave Perry Team Race Skipper TR 9 22% —

From the notes

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

All notes →