Joe Slipper

Rating History

Singlehanded & Keelboat Ratings

DisciplineRating Rank RacesLast raced
Keelboat0.80unranked (fewer than 10 races or not active)1Fall 2025

Team Race Rating

Rating Rank vs fleet rating Record
1.39 (fleet 1.95) unranked (fewer than 30 matches as skipper, or not active) −0.02 ± 0.18
about what the fleet rating predicts
as skipper 5–6 (45%)
SeasonRegattas Skipper W–LCrew W–L
Spring 202612–1—
Spring 202523–5—

Team race surprisal: regatta by regatta

Over 2 graded regattas (9 matches) the record is 4–5 against 4.2 wins the pre-event forecasts expected (−0.2). 0 regattas clearly above the rating (P ≤ 20%), 0 clearly below (P ≥ 80%); 0 bits of surprise in all.

DateRegattaRole Value Perf. RecordExp.
wins
Δ Surprise
(bits)
P(this good
or better)
2026-01-31Q1 Regattaskipper1.741.722–12.0−0.020.077%
2025-02-01Q1 Regattaskipper1.231.052–42.2−0.180.074%

Regatta results

Regatta Role Div Races Avg Rating
Spring 2026 Team page Season
SEISA Open Fleet Race Conference Championship Skipper B 8 7.4 -0.31
Q1 Regatta Skipper TR 3 67% —
Harris Kempner Skipper A 8 3.6 2.27
Fall 2025 Team page Season
Troy Swetnam Memorial Regatta 2025 Skipper A 10 4.7 -0.17
SEISA Match Racing Championship Keelboat Skipper A 1 2.0 —
SEISA Fall Open Fleet Race Champs Skipper A 12 4.9 0.64
Lone Star Regatta Skipper A 14 4.2 1.73
Kathryn Hammond Skipper A 10 5.3 0.26
Baldwin Wood Skipper A 9 6.0 2.36
Spring 2025 Team page Season
SEISA Open Fleet Race Championship Skipper A 4 5.2 0.52
Q1 Regatta Skipper TR 9 56% —
McCarthy Cup Skipper TR 3 67% —
ICSA Regional Teams Championship Skipper B 4 1.0 —
Harris Kempner Memorial Skipper B 9 1.6 1.97
CCYC Spring Opener Skipper A 6 1.8 1.47
2025 Sailpack Oriental Intercollegiate Regatta Skipper B 9 7.1 1.83
Fall 2024 Team page Season
Allstate Sugar Bowl Open Skipper B 9 15.7 —
Kathryn Hammond Skipper B 13 5.9 1.06
Baldwin Wood Skipper A 10 6.3 2.48

From the notes

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

All notes →