Katherine Zimmerman

Rating History

Team Race Rating

Rating Rank vs fleet rating Record
1.32 (fleet 1.83) unranked (fewer than 30 matches as skipper, or not active) −0.00 ± 0.18
about what the fleet rating predicts
as skipper 13–20 (39%)
SeasonRegattas Skipper W–LCrew W–L
Spring 201814–9—
Fall 201715–7—
Fall 201514–4—
1.11.21.3Fall 2017Spring 2018Streufert Team Race (2017-09-16): rating 1.21, fleet rating alone 1.23, offset -0.02; record 2-7 in this boatStreufert Team Race (2017-09-16): rating 1.21, fleet rating alone 1.23, offset -0.02; record 3-0 in this boatBig Ten Team Race (2018-04-07): rating 1.15, fleet rating alone 1.22, offset -0.07; record 4-9 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 (33 matches) the record is 13–20 against 17.1 wins the pre-event forecasts expected (−4.1). 0 regattas clearly above the rating (P ≤ 20%), 2 clearly below (P ≥ 80%); 7 bits of surprise in all.

DateRegattaRole Value Perf. RecordExp.
wins
Δ Surprise
(bits)
P(this good
or better)
2018-04-07Big Ten Team Raceskipper1.542.494–92.8+0.950.923%
2017-09-16Streufert Team Raceskipper1.39-0.065–78.5−1.453.8>99%
2015-10-17Streufert Team Raceskipper1.14-0.394–45.7−1.531.999%

Regatta results

Regatta Role Div Races Avg Rating
Spring 2018 Team page Season
Big Ten Team Race Skipper TR 13 31% —
Fall 2017 Team page Season
Wisco Women's Women's Skipper B — — —
Streufert Team Race Skipper TR 12 42% —
Pere Marquette Skipper B 10 2.6 2.77
Spring 2017 Team page Season
Wisconsin Three Division Regatta Skipper B 10 2.2 2.19
NU Spring Skipper B 7 6.7 0.66
Fall 2016 Team page Season
Sugar Bowl Skipper B 12 3.5 1.47
Pere Marquette Skipper B 8 2.5 2.25
Buckeye Invite Skipper B 6 3.5 0.97
Spring 2016 Team page Season
WISCO 3 Division Skipper B 10 3.0 1.16
Fall 2015 Team page Season
Timme Angsten Skipper B 9 4.6 1.97
Streufert Team Race Skipper TR 8 50% —
Davis Cup Skipper A 9 4.8 0.44
Spring 2015 Team page Season
Freshman Icebreaker Skipper B 10 1.9 1.72
3 Division Regatta Skipper A 10 4.9 0.52
Fall 2014 Team page Season
Wisco Women's Women's Skipper B 8 4.1 1.28

From the notes

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

All notes →