Sebastian Sheppard

Rating History

Singlehanded & Keelboat Ratings

DisciplineRating Rank RacesLast raced
Singlehanded2.5038 of 33741Fall 2024

Team Race Rating

Rating Rank vs fleet rating Record
1.41 (fleet 2.32) 107 of 231 −0.02 ± 0.17
about what the fleet rating predicts
as skipper 20–15 (57%)
SeasonRegattas Skipper W–LCrew W–L
Spring 202527–12—
Spring 2024313–3—
1.51.7522.252.52.75Spring 2023Spring 2024Spring 2025Spring 2026FCSL Gold Cup (2023-05-03): rating 2.78, fleet rating alone 2.74, offset +0.04; record 3-1 in this boatNESSA Team Racing Championship (Presidents Trophy) (2023-05-06): rating 2.74, fleet rating alone 2.73, offset +0.01; record 17-3 in this boatFCSL Gold Cup (2024-05-01): rating 2.73, fleet rating alone 2.69, offset +0.04; record 5-0 in this boatFCSL Gold Cup (2024-05-01): rating 1.63, fleet rating alone 1.63, offset +0.00; record 1-0 in this boatNESSA Team Racing Championship (Presidents Trophy) (2024-05-04): rating 2.72, fleet rating alone 2.65, offset +0.07; record 4-8 in this boatNESSA Team Racing Championship (Presidents Trophy) (2024-05-04): rating 2.72, fleet rating alone 2.65, offset +0.07; record 6-2 in this boatNESSA Team Racing Tournament (Terk Trophy) (2024-05-18): rating 1.59, fleet rating alone 1.59, offset +0.00; record 10-3 in this boatIHYC Super Saturday 1 (2025-04-05): rating 2.57, fleet rating alone 2.51, offset +0.05; record 6-0 in this boatFCSL 2025 Gold Cup (2025-04-30): rating 2.64, fleet rating alone 2.59, offset +0.05; record 4-1 in this boatFCSL 2025 Gold Cup (2025-04-30): rating 1.60, fleet rating alone 1.62, offset -0.03; record 2-3 in this boatNESSA Team Racing Championship (Presidents Trophy) (2025-05-03): rating 2.62, fleet rating alone 2.57, offset +0.05; record 9-8 in this boatNESSA Team Racing Championship (Presidents Trophy) (2025-05-03): rating 1.55, fleet rating alone 1.61, offset -0.06; record 5-9 in this boatFCSL 2026 Gold Cup (2026-04-29): rating 2.12, fleet rating alone 2.08, offset +0.04; record 3-2 in this boat2026 NESSA Team Racing Champs (Presidents Trophy) (2026-05-02): rating 2.10, fleet rating alone 2.07, offset +0.03; record 10-10 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 3 graded regattas (32 matches) the record is 17–15 against 20.0 wins the pre-event forecasts expected (−3.0). 0 regattas clearly above the rating (P ≤ 20%), 3 clearly below (P ≥ 80%); 2 bits of surprise in all.

DateRegattaRole Value Perf. RecordExp.
wins
Δ Surprise
(bits)
P(this good
or better)
2025-05-03NESSA Team Racing Championship (Presidents Trophy)skipper2.992.545–95.8−0.450.280%
2025-04-30FCSL 2025 Gold Cupskipper2.991.222–33.4−1.771.497%
2024-05-18NESSA Team Racing Tournament (Terk Trophy)skipper1.761.1910–310.9−0.570.385%

Regatta results

Regatta Role Div Races Avg Rating
Spring 2025 Team page Season
NESSA Team Racing Championship (Presidents Trophy) Skipper TR 14 36% —
NESSA O'Day Qualifier - Groton, CT Skipper B 6 3.0 1.70
NESSA Fleet Racing Championship (O'Day Trophy) Skipper B 6 9.7 1.46
FCSL 2025 Gold Cup Skipper TR 5 40% —
CT States Skipper A 5 7.6 0.94
2025 Phebe Corckran King Memorial Trophy Skipper A 9 7.9 1.77
Fall 2024 Team page Season
NESSA Healy Trophy - ILCA 6 BOYS Singlehanded Skipper A 9 1.8 4.27
24/25 Cressy National Championship ILCA 6 Male Singlehanded Skipper A 13 6.5 1.30
Spring 2024 Team page Season
NESSA Team Racing Tournament (Terk Trophy) Skipper TR 17 82% —
FCSL Silver Cup Skipper TR 5 100% —
FCSL Gold Cup Skipper TR 5 40% —
Fall 2023 Team page Season
NESSA Healy Trophy - ILCA 6 BOYS Singlehanded Skipper A 7 2.7 2.70
ISSA Cressy - ILCA6 Boys Singlehanded Skipper A 12 8.2 0.07

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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