Joseph Opferman

Rating History

Team Race Rating

Rating Rank vs fleet rating Record
0.50 (fleet 0.70) unranked (fewer than 30 matches as skipper, or not active) +0.00
about what the fleet rating predicts
as crew 7–17 (29%)
SeasonRegattas Skipper W–LCrew W–L
Spring 20262—5–9
Spring 20251—2–8

Team race surprisal: regatta by regatta

Over 3 graded regattas (24 matches) the record is 7–17 against 11.2 wins the pre-event forecasts expected (−4.2). 0 regattas clearly above the rating (P ≤ 20%), 3 clearly below (P ≥ 80%); 8 bits of surprise in all.

DateRegattaRole Value Perf. RecordExp.
wins
Δ Surprise
(bits)
P(this good
or better)
2026-04-10MCSA Open Team Race Qualifiercrew1.711.374–64.3−0.340.181%
2026-03-21Big 10 Team Racecrew1.75-2.031–33.3−3.776.5>99%
2025-04-04MCSA Open Team Race Championshipcrew1.28-0.162–83.5−1.451.498%

Regatta results

Regatta Role Div Races Avg Rating
Fall 2026 Team page Season
MCSA Match Race Championship Keelboat Crew A 1 6.0 —
GLIOR PHRF Division Keelboat Crew A 2 4.0 —
Spring 2026 Team page Season
Tommie Cup Clinegatta Keelboat Crew A 2 1.0 —
MCSA Open Team Race Qualifier Crew TR 10 40% —
Big 10 Team Race Crew TR 9 11% —
Spring 2025 Team page Season
MCSA Open Team Race Championship Crew TR 10 20% —
MCSA Open Fleet Race Championship Crew B 2 4.0 -0.02
Buckeye Intercollegiate Offshore Regatta Keelboat Crew A 7 7.0 —
Spring 2024 Team page Season
1st Year Icebreaker Skipper B 13 2.8 0.98
Fall 2023 Team page Season
Hoosierpalooza Skipper A 6 3.5 -0.06
Acton Up Skipper B 4 2.8 0.55

From the notes

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

All notes →