Mayumi Roller

Rating History

Crew Rating

Career: 97.93 percentile of ICSA crews

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

Singlehanded & Keelboat Ratings

DisciplineRating Rank RacesLast raced
Singlehanded2.67unranked (fewer than 10 races or not active)68Fall 2012

Team Race Rating

Rating Rank vs fleet rating Record
2.37 (fleet 3.27) unranked (fewer than 30 matches as skipper, or not active) +0.00
about what the fleet rating predicts
as crew 53–22 (71%)
SeasonRegattas Skipper W–LCrew W–L
Spring 20135—53–22

Team race surprisal: regatta by regatta

Over 2 graded regattas (32 matches) the record is 25–7 against 20.5 wins the pre-event forecasts expected (+4.5). 2 regattas clearly above the rating (P ≤ 20%), 0 clearly below (P ≥ 80%); 3 bits of surprise in all.

DateRegattaRole Value Perf. RecordExp.
wins
Δ Surprise
(bits)
P(this good
or better)
2013-05-25APS Team Race Championshipcrew3.794.6811–48.8+0.891.414%
2013-04-06Captain Prosser Trophycrew3.894.8714–311.7+0.981.613%

Regatta results

Regatta Role Div Races Avg Rating
Spring 2013 Team page Season
St. Mary's Womens Women's Skipper B 13 5.5 3.39
Sperry Top-Sider Women's Finals Women's Skipper B 18 6.7 3.23
Navy Spring Womens Women's Skipper B 12 5.4 3.60
MAISA Women's Spring Dinghy Women's Skipper B 12 2.8 3.43
Graham Hall Team Race Crew TR 22 77% —
Gill Coed Championships Crew A, B 11 5.6 —
Captain Prosser Trophy Crew TR 17 82% —
Bob Bavier Team Race Crew TR 9 44% —
APS Team Race Championship Crew TR 23 70% —
America Trophy Crew B 9 5.8 —
Aaron Szambecki Team Race Crew TR 15 60% —
College Sailing Western Semifinal Crew B 2 3.5 —
Fall 2012 Team page Season
Women's Atlantic Coast Championship Women's Skipper B 8 5.4 3.47
War Memorial Crew B 11 4.6 —
Sherman Hoyt Trophy Crew B 12 11.9 —
Radial Open Women's Singlehanded Skipper A 16 3.2 4.00
Navy Fall Women's Women's Skipper B 16 5.2 3.17
Navy Fall Skipper D 14 4.4 3.91
MAISA Women's Fall Dinghy Champs Women's Skipper A 11 5.9 2.44
LP / ICSA Women's Singlehanded Nationals Women's Singlehanded Skipper A 18 4.4 3.86
The Hatch Brown Trophy Crew A 15 4.1 —
Faye Bennet MAISA Womens Singles Women's Singlehanded Skipper A 16 3.2 4.00
Spring 2011 Team page Season
St. Mary's College Women's Intersec Women's Skipper B 14 6.1 3.21
Sperry Top-Sider/ICSA Women's FINALS Women's Skipper B 7 7.0 3.04
Old Dominion Open Skipper A 12 3.5 3.25
Navy Spring Womens Women's Skipper A 18 7.1 3.08
MAISA Womens Women's Skipper B 12 2.8 3.12
ICSA/Gill Co-ed National Championship Crew B 2 12.5 —
ICSA Coed Dinghy Western Semifinals Crew B 1 9.0 —
Dellenbaugh Women's Trophy Women's Skipper A 14 7.3 3.04
America Trophy Crew B 8 3.8 —
Fall 2010 Team page Season
Yale Women's Women's Skipper B 6 5.7 2.36
Women's Accs Women's Skipper B 15 5.2 3.36
War Memorial Crew B 4 3.5 —
Stu Nelson Women's Women's Skipper A 8 11.6 1.83
Nevins Trophy Crew A 1 5.0 —
Navy Fall Womens Women's Skipper B 16 7.5 2.38
Maisa Women's Fall Women's Skipper A 11 3.5 2.89
Faye Bennet Maisa W Singles Singlehanded Skipper A 18 6.3 2.84
Danmark Trophy Crew A, B 12 5.6 —
Spring 2010 Team page Season
Women's Emily Wick/Sloop Shrew Women's Skipper A 13 9.8 1.86
St. Mary's College Women's Int Women's Skipper A 11 13.2 1.66
Navy Spring Women's Women's Crew B 3 3.0 —
Dellenbaugh Women's Women's Crew A 6 3.3 —
Fall 2009 Team page Season
Women's Fingerlake Women's Skipper A 12 6.0 1.78
Navy Fall Skipper D 20 9.8 2.26

From the notes

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

All notes →