Ian Hopkins Guerra

Rating History

Singlehanded & Keelboat Ratings

DisciplineRating Rank RacesLast raced
Singlehanded2.85unranked (fewer than 10 races or not active)10Spring 2023

Team Race Rating

Rating Rank vs fleet rating Record
2.64 (fleet 3.66) 100 of 328 −0.01 ± 0.16
about what the fleet rating predicts
as skipper 85–36 (70%)
SeasonRegattas Skipper W–LCrew W–L
Spring 2026212–4—
Spring 2025325–10—
Fall 202414–1—
Spring 2024221–12—
Fall 2023111–1—
Spring 2023112–8—
2.42.52.62.72.8Fall 2023Spring 2024Fall 2024Spring 2025Spring 2026Norman Reid Team Race (2023-10-21): rating 2.53, fleet rating alone 2.51, offset +0.02; record 11-1 in this boatIvan Geiger Team Race (2024-03-16): rating 2.55, fleet rating alone 2.53, offset +0.02; record 9-3 in this boatMystic Lake Team Race (2024-04-06): rating 2.55, fleet rating alone 2.56, offset -0.01; record 12-9 in this boatFranklin Lane Trophy Team Race (2024-10-20): rating 2.54, fleet rating alone 2.59, offset -0.05; record 4-1 in this boatIvan Geiger Trophy 2025 (2025-03-15): rating 2.64, fleet rating alone 2.68, offset -0.05; record 12-2 in this boatAaron Szambecki Team Race (2025-03-22): rating 2.69, fleet rating alone 2.72, offset -0.03; record 6-8 in this boatMystic Lake Team Race (2025-04-05): rating 2.70, fleet rating alone 2.72, offset -0.03; record 7-0 in this boatThe Wood Trophy (2026-03-07): rating 2.70, fleet rating alone 2.70, offset -0.00; record 4-2 in this boatRWU Team Race (2026-03-21): rating 2.65, fleet rating alone 2.67, offset -0.02; record 8-2 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 10 graded regattas (121 matches) the record is 85–36 against 85.1 wins the pre-event forecasts expected (−0.1). 1 regatta 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)
2026-03-21RWU Team Raceskipper3.183.188–28.0−0.000.070%
2026-03-07The Wood Trophyskipper3.161.994–25.1−1.171.096%
2025-04-05Mystic Lake Team Raceskipper3.116.117–05.3≥+3.002.911%
2025-03-22Aaron Szambecki Team Raceskipper3.083.256–85.5+0.180.150%
2025-03-15Ivan Geiger Trophy 2025skipper2.843.3912–210.9+0.550.436%
2024-10-20Franklin Lane Trophy Team Raceskipper2.953.934–13.3+0.980.542%
2024-04-06Mystic Lake Team Raceskipper2.932.1912–915.0−0.741.796%
2024-03-16Ivan Geiger Team Raceskipper2.912.199–310.3−0.720.792%
2023-10-21Norman Reid Team Raceskipper2.903.0111–110.9+0.110.070%
2023-03-25Team Racing Inviteskipper2.522.8112–810.8+0.290.336%

Regatta results

Regatta Role Div Races Avg Rating
Spring 2023 Team page Season
Team Racing Invite Skipper TR 20 60% —
2023 Intercollegiate Tech Dinghy Championship Singlehanded Skipper A 10 6.3 3.44
Fall 2022 Team page Season
Yale Z420 Regatta Skipper A 6 4.0 3.77
Sister Esther Open Skipper B 6 4.8 3.56
Rudi Oberg Trophy Skipper B 13 5.5 3.89
Mt. Hope Bay Invite Skipper B 5 3.8 3.14
The Harvard FJ Invitational Skipper A 9 4.8 3.34
George Warren Smith Trophy Skipper B 8 5.8 3.47
CC Invite Trophy Skipper A 8 4.4 2.58

Linked Profiles

League Name School Year
ICSA Ian Hopkins Guerra Boston CollegeBoston College '26

From the notes

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

All notes →