Marco Welch

Rating History

Team Race Rating

Rating Rank vs fleet rating Record
1.26 (fleet 2.03) unranked (fewer than 30 matches as skipper, or not active) +0.00 ± 0.17
about what the fleet rating predicts
as skipper 53–63 (46%)
SeasonRegattas Skipper W–LCrew W–L
Spring 2024213–12—
Spring 2023314–16—
Fall 202225–24—
Spring 202226–8—
Fall 2021115–3—
1.31.41.51.61.7Spring 2022Fall 2022Spring 2023Spring 2024MDISA SCC Team Race (2022-04-02): rating 1.39, fleet rating alone 1.40, offset -0.00; record 1-1 in this boatMASSA 2022 Team Race Championship (2022-04-30): rating 1.45, fleet rating alone 1.45, offset +0.00; record 2-2 in this boatMASSA 2022 Team Race Championship (2022-04-30): rating 1.45, fleet rating alone 1.45, offset +0.00; record 3-5 in this boat2022 MDISA TR Qualifier (2022-10-08): rating 1.58, fleet rating alone 1.58, offset -0.00; record 1-0 in this boat2022 MDISA TR Qualifier (2022-10-08): rating 1.58, fleet rating alone 1.58, offset -0.00; record 1-5 in this boatMASSA Fall 2022 Team Race Championship (2022-10-22): rating 1.54, fleet rating alone 1.56, offset -0.02; record 3-19 in this boatMDISA SSA Team Race (2023-03-18): rating 1.48, fleet rating alone 1.54, offset -0.06; record 6-1 in this boatMDISA Team Race Qualifier (2023-04-01): rating 1.51, fleet rating alone 1.54, offset -0.03; record 6-5 in this boatMASSA Team Race Championship (2023-04-29): rating 1.50, fleet rating alone 1.52, offset -0.02; record 1-0 in this boatMASSA Team Race Championship (2023-04-29): rating 1.50, fleet rating alone 1.52, offset -0.02; record 1-10 in this boatMDISA Team Race Qualifier (2024-04-13): rating 1.39, fleet rating alone 1.40, offset -0.01; record 6-1 in this boatMASSA Team Championship and Baker Qualifier (2024-04-27): rating 1.40, fleet rating alone 1.40, offset +0.00; record 7-11 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 9 graded regattas (114 matches) the record is 52–62 against 52.3 wins the pre-event forecasts expected (−0.3). 2 regattas clearly above the rating (P ≤ 20%), 2 clearly below (P ≥ 80%); 10 bits of surprise in all.

DateRegattaRole Value Perf. RecordExp.
wins
Δ Surprise
(bits)
P(this good
or better)
2024-04-27MASSA Team Championship and Baker Qualifierskipper1.801.437–117.9−0.370.278%
2024-04-13MDISA Team Race Qualifierskipper1.713.776–14.5+2.051.518%
2023-04-29MASSA Team Race Championshipskipper1.802.032–101.8+0.230.055%
2023-04-01MDISA Team Race Qualifierskipper1.752.936–54.6+1.180.925%
2023-03-18MDISA SSA Team Raceskipper1.624.656–14.1+3.032.79%
2022-10-22MASSA Fall 2022 Team Race Championshipskipper1.720.043–196.8−1.683.499%
2022-10-082022 MDISA TR Qualifierskipper1.820.442–53.0−1.380.895%
2022-04-30MASSA 2022 Team Race Championshipskipper1.721.695–75.0−0.030.065%
2021-11-06MASSA Silver Team Race Championshipskipper1.361.6315–314.5+0.270.152%

Regatta results

Regatta Role Div Races Avg Rating
Spring 2024 Team page Season
MDISA TAYC Varsity Regatta Skipper B 5 2.2 1.93
MDISA Severn School Varsity Fleet Race Skipper B 7 6.3 1.03
MDISA Team Race Qualifier Skipper TR 7 86% —
MDISA Fleet Race Qualifier Skipper B 10 5.2 1.90
MASSA Team Championship and Baker Qualifier Skipper TR 18 39% —
MASSA 2024 Fleet Championship & Mallory Qualifier Skipper B 6 13.8 0.28
Fall 2023 Team page Season
MDISA Tier 1 at SCC Skipper A 6 3.2 2.97
MDISA Fleet Qualifier - Fall '23 Skipper A 6 7.8 1.21
MASSA Fall Gold Championships Skipper B 7 7.9 2.16
Spring 2023 Team page Season
Phebe Corckran King Invitational Skipper A 13 13.0 -0.25
MDISA Team Race Qualifier Skipper TR 11 54% —
MDISA SSA Team Race Skipper TR 7 86% —
MDISA Fleet Race Qualifier Skipper A 8 7.2 1.22
MASSA Team Race Championship Skipper TR 12 17% —
MASSA Silver Fleet Championship spring 2023 Skipper A 6 3.2 1.78
MDISA AYC Spring Fling - MDISA Fleet Race Skipper A 8 4.5 2.25
Fall 2022 Team page Season
MDISA SSA Fleet Race Skipper A 8 7.5 1.09
MDISA SCC Varsity Fleet Race Skipper A 7 5.3 1.31
MDISA Fleet Race Qualifier Skipper A 12 5.3 1.75
MASSA Fall Gold Fleet Champs [ACC Qualifier] Skipper A 7 11.6 -0.21
MASSA Fall 2022 Team Race Championship Skipper TR 22 14% —
2022 MDISA TR Qualifier Skipper TR 7 29% —
Spring 2022 Team page Season
MDISA SSA Team Race Skipper TR 5 40% —
MDISA SSA Fleet Race Skipper A 4 5.8 1.20
MDISA SCC Varsity Skipper B 3 6.0 0.51
MDISA SCC Team Race Skipper TR 7 71% —
MDISA Maryland Championship Skipper A 15 4.3 0.92
MDISA Fleet Race Qualifier Skipper B 2 3.5 1.78
MASSA Fleet Championship and Mallory Qualifier Skipper B 4 8.8 1.05
2022 Phebe King Memorial Trophy Regatta Skipper B 8 5.0 1.36
MASSA 2022 Team Race Championship Skipper TR 12 42% —
Fall 2021 Team page Season
MDISA Season Opener Gold Skipper B 5 6.2 0.55
MDISA Fleet Qualifier @SSA Skipper B 8 4.6 0.62
MASSA Silver Team Race Championship Skipper TR 18 83% —
MASSA Fleet Racing Championships Skipper B 8 10.2 0.36
Spring 2021 Team page Season
MDISA Silver at SMR Skipper B 4 5.0 0.69
MDISA Silver at Chesapeake Experience Skipper B 5 4.6 1.47

Linked Profiles

League Name School Year
ICSA Marco Welch University of VermontUniversity of Vermont '28
ISSA Marco Welch Key SchoolKey School '24

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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