Efe Guder

Rating History

Singlehanded & Keelboat Ratings

DisciplineRating Rank RacesLast raced
Singlehanded3.0950 of 25110Fall 2024
Keelboat1.43unranked (fewer than 10 races or not active)1Fall 2026

Team Race Rating

Rating Rank vs fleet rating Record
2.46 (fleet 3.47) 133 of 331 −0.05 ± 0.16
about what the fleet rating predicts
as skipper 50–58 (46%)
SeasonRegattas Skipper W–LCrew W–L
Spring 2026418–33—
Spring 2025432–25—
1.922.12.22.32.4Spring 2025Spring 2026The Mendelblatt Team Race (2025-03-01): rating 2.10, fleet rating alone 2.05, offset +0.05; record 5-4 in this boatBob Bavier Open Team Race (2025-03-08): rating 2.10, fleet rating alone 2.06, offset +0.04; record 5-13 in this boatSAISA Open Team Race Champs (2025-04-05): rating 2.15, fleet rating alone 2.12, offset +0.03; record 7-8 in this boatMendelblatt Open Team Race (2026-02-28): rating 2.32, fleet rating alone 2.29, offset +0.02; record 4-5 in this boatBud Morrow Open Team Race (2026-03-14): rating 2.28, fleet rating alone 2.28, offset +0.01; record 7-7 in this boatSt. John's Open Team Race (2026-03-21): rating 2.26, fleet rating alone 2.27, offset -0.01; record 1-9 in this boatSAISA Open Team Race Championship (2026-04-04): rating 2.17, fleet rating alone 2.23, offset -0.06; record 6-12 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 8 graded regattas (108 matches) the record is 50–58 against 54.0 wins the pre-event forecasts expected (−4.0). 1 regatta clearly above the rating (P ≤ 20%), 5 clearly below (P ≥ 80%); 9 bits of surprise in all.

DateRegattaRole Value Perf. RecordExp.
wins
Δ Surprise
(bits)
P(this good
or better)
2026-04-04SAISA Open Team Race Championshipskipper2.442.706–125.4+0.260.145%
2026-03-21St. John's Open Team Raceskipper2.660.611–94.1−2.053.9>99%
2026-03-14Bud Morrow Open Team Raceskipper2.692.147–78.2−0.550.588%
2026-02-28Mendelblatt Open Team Raceskipper2.691.904–55.1−0.790.692%
2025-04-05SAISA Open Team Race Champsskipper2.582.177–87.8−0.400.283%
2025-03-08Bob Bavier Open Team Raceskipper2.462.395–135.2−0.070.066%
2025-03-01The Mendelblatt Team Raceskipper2.472.025–45.6−0.440.284%
2025-02-15Lake Virginia Team Raceskipper2.035.0315–012.7≥+3.003.48%

Regatta results

Regatta Role Div Races Avg Rating
Fall 2026 Team page Season
SAISA South Top 6 Invite Skipper A 9 5.2 1.94
SAISA Open Top 9 Skipper A 14 6.2 2.88
SAISA Match Race Championship Keelboat Skipper A 1 2.0 —
Open Atlantic Coast Championships Round 1A Skipper A 13 9.5 2.96
Charleston Fall Interconference Skipper A 8 5.6 3.44
The 35th Captain Hurst Bowl Skipper A 10 6.5 4.31
Spring 2026 Team page Season
St. John's Open Team Race Skipper TR 10 10% —
SAISA Open Team Race Championship Skipper TR 18 33% —
SAISA Coed Champs: Richard Tillman Trophy Skipper A 12 6.1 3.39
Mendelblatt Open Team Race Skipper TR 9 44% —
Bud Morrow Open Team Race Skipper TR 14 50% —
Fall 2025 Team page Season
SAISA Top 9 Invitational Skipper B 10 8.6 1.27
SAISA South Top 6 Invitational Skipper A 7 7.7 0.52
SAISA Miami Trophy Skipper A 6 2.3 3.48
SAISA Fall Open Fleet Race Championship Skipper B 11 4.0 3.74
Open Atlantic Coast Tournament Finals Skipper B 14 6.1 3.85
Open Atlantic Coast Championship Round 1B Skipper B 8 13.0 2.42
Charleston Fall Interconference Skipper B 13 5.6 2.67
Spring 2025 Team page Season
SAISA Top 18 Invite Skipper A 2 12.5 1.67
SAISA Open Team Race Champs Skipper TR 15 47% —
The Mendelblatt Team Race Skipper TR 9 56% —
Lake Virginia Team Race Skipper TR 15 100% —
Bob Bavier Open Team Race Skipper TR 18 28% —
Fall 2024 Team page Season
SAISA Top 9 Invite Skipper B 4 12.2 —
SAISA Open Singlehanded Champs Singlehanded Skipper A 10 6.0 3.04
Nickerson Trophy Skipper A 12 5.5 3.66
Miami Trophy (SAISA) Skipper A 6 2.7 2.55
Lake Virginia Invitational Skipper A 10 5.5 2.84
The Dick Allsop Trophy Skipper A 8 5.2 2.66

From the notes

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

All notes →