John Mason

Rating History

Crew Rating

Career: 51.28 percentile of ICSA crews (limited evidence)

No season rating yet: needs 8+ crewed races in a season.

Team Race Rating

Rating Rank vs fleet rating Record
1.52 (fleet 2.11) unranked (fewer than 30 matches as skipper, or not active) −0.00 ± 0.18
about what the fleet rating predicts
as skipper 14–7 (67%)
as crew 6–9 (40%)
SeasonRegattas Skipper W–LCrew W–L
Spring 202329–6—
Spring 20211—6–3
Spring 202025–10–6

Team race surprisal: regatta by regatta

Over 5 graded regattas (36 matches) the record is 20–16 against 20.6 wins the pre-event forecasts expected (−0.6). 0 regattas clearly above the rating (P ≤ 20%), 2 clearly below (P ≥ 80%); 2 bits of surprise in all.

DateRegattaRole Value Perf. RecordExp.
wins
Δ Surprise
(bits)
P(this good
or better)
2023-04-15SEISA Open Team Race Championshipskipper1.692.886–35.7+1.200.272%
2023-02-04Q1 Regattaskipper1.700.343–34.4−1.361.497%
2021-04-24SEISA Team Race Championshipcrew1.632.796–35.7+1.160.271%
2020-02-15Nelson Roltsch Team Racecrew1.55-1.450–60.0≤−3.000.0>99%
2020-01-26SEISA Clinegattaskipper0.881.225–14.8+0.340.163%

Regatta results

Regatta Role Div Races Avg Rating
Spring 2023 Team page Season
SEISA Open Team Race Championship Skipper TR 9 67% —
College Sailing National Invitational Skipper B 10 5.8 0.18
Q1 Regatta Skipper TR 8 62% —
Fall 2022 Team page Season
Stoney Burke Co-Ed Varsity Skipper B 9 7.1 1.09
SEISA Fall Open Championship Skipper B 6 1.8 3.30
Kathryn Hammond Memorial Regatta Skipper B 10 2.2 1.83
Spring 2022 Team page Season
Q1 Regatta Skipper B 14 2.6 0.83
Harris Kempner Memorial Regatta Skipper A 6 1.3 3.23
Fall 2021 Team page Season
SEISA Fall Coed Championship Skipper A 5 3.0 0.98
Oberg Trophy Skipper C 12 14.4 1.06
Kathryn Hammond Memorial Regatta Skipper B 6 3.5 0.80
Spring 2021 Team page Season
SEISA Team Race Championship Crew TR 9 67% —
SEISA Coed Championship Crew B 8 3.0 —
Spring 2020 Team page Season
SEISA Clinegatta Skipper TR 8 88% —
Nelson Roltsch Team Race Crew TR 21 0% —
Harris Kempner Memorial Skipper B 6 1.2 4.35
Eckerd Interconference Crew A 6 11.0 —
Fall 2019 Team page Season
Owlapalooza Skipper B 6 3.8 1.53
Kathryn Hammond Interconference Regatta Skipper B 2 5.5 -0.03
Baldwin Wood Skipper B 10 8.8 -1.52
2019 Kilpatrick Regatta Skipper B 8 1.1 3.19

From the notes

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

All notes →