Gianna Dewey

Rating History

Crew Rating

Career: 17.64 percentile of ICSA crews

Includes linked high school and college seasons.

0.250.500.751.00P. Brindley (22 races): -0.17P. BrindleySpring 2023: rating 0.61Spring 2023Hampton Roads Academy
▲ boats did better with this crew than with the skipper's usual crews▼ worseArrow length = size of the push, in rating points
Season Team Rating Range League
percentile
Team
percentile
On team Races Team page
Spring 2023 Hampton Roads Academy 0.61 Rating 0.61; 90% range -2.3 to 3.6; team skipper average 2.19 29.69 6.25 8 of 8 22 Team page

Singlehanded & Keelboat Ratings

DisciplineRating Rank RacesLast raced
Singlehanded2.12136 of 25177Fall 2026

Team Race Rating

Rating Rank vs fleet rating Record
1.78 (fleet 2.49) 235 of 331 −0.02 ± 0.15
about what the fleet rating predicts
as skipper 74–109 (40%)
as crew 0–1 (0%)
SeasonRegattas Skipper W–LCrew W–L
Spring 2026621–46—
Spring 2025521–370–1
Spring 2024432–26—
1.61.71.81.922.12.2Spring 2024Spring 2025Spring 2026ODU Women's Team Race (2024-03-02): rating 1.70, fleet rating alone 1.66, offset +0.04; record 10-5 in this boatJen Harris Women's Team Race (2024-03-09): rating 1.71, fleet rating alone 1.67, offset +0.04; record 4-7 in this boatMAISA Women's Team Race Championships (2024-04-13): rating 1.88, fleet rating alone 1.84, offset +0.04; record 1-3 in this boatMAISA Women's Team Race Championships (2024-04-13): rating 1.88, fleet rating alone 1.84, offset +0.04; record 6-4 in this boatODU Women's Team Race (2025-03-01): rating 2.02, fleet rating alone 1.97, offset +0.06; record 7-7 in this boatJen Harris Women's Team Race (2025-03-08): rating 2.05, fleet rating alone 1.98, offset +0.07; record 6-10 in this boatYale Women's Team Race (2025-04-05): rating 1.98, fleet rating alone 1.92, offset +0.06; record 1-6 in this boatMAISA Women's Team Race Championship (2025-04-12): rating 2.00, fleet rating alone 1.94, offset +0.06; record 7-14 in this boatODU Women's Team Race (2026-02-28): rating 1.87, fleet rating alone 1.83, offset +0.03; record 6-3 in this boat2026 Jen Harris Team Race (2026-03-07): rating 1.84, fleet rating alone 1.80, offset +0.04; record 4-5 in this boatCofC Women's Team Race (2026-03-14): rating 1.82, fleet rating alone 1.79, offset +0.04; record 4-12 in this boatBlaire Herron Memorial Women’s Team Race (2026-03-21): rating 1.79, fleet rating alone 1.78, offset +0.01; record 3-7 in this boatTulane Women's Team Race (2026-04-03): rating 1.74, fleet rating alone 1.75, offset -0.00; record 3-12 in this boatMAISA Women’s Team Race Championship (2026-04-11): rating 1.76, fleet rating alone 1.76, offset +0.00; record 1-7 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 14 graded regattas (183 matches) the record is 74–109 against 78.8 wins the pre-event forecasts expected (−4.8). 0 regattas clearly above the rating (P ≤ 20%), 4 clearly below (P ≥ 80%); 14 bits of surprise in all.

DateRegattaRole Value Perf. RecordExp.
wins
Δ Surprise
(bits)
P(this good
or better)
2026-04-11MAISA Women’s Team Race Championshipskipper2.27-0.521–74.7−2.806.9>99%
2026-04-03Tulane Women's Team Raceskipper2.242.853–121.8+0.610.528%
2026-03-21Blaire Herron Memorial Women’s Team Raceskipper2.281.003–75.5−1.282.398%
2026-03-14CofC Women's Team Raceskipper2.351.234–127.1−1.132.498%
2026-03-072026 Jen Harris Team Raceskipper2.322.694–53.5+0.370.151%
2026-02-28ODU Women's Team Raceskipper2.292.636–35.5+0.340.149%
2025-04-12MAISA Women's Team Race Championshipskipper2.562.147–148.6−0.420.586%
2025-04-05Yale Women's Team Raceskipper2.532.221–61.3−0.310.177%
2025-03-08Jen Harris Women's Team Raceskipper2.572.606–105.9+0.020.061%
2025-03-01ODU Women's Team Raceskipper2.512.707–76.6+0.190.153%
2024-04-13MAISA Women's Team Race Championshipsskipper2.563.067–75.7+0.500.530%
2024-03-09Jen Harris Women's Team Raceskipper2.322.774–73.2+0.450.340%
2024-03-02ODU Women's Team Raceskipper2.332.2110–510.2−0.130.071%
2024-02-24USF Women's Team Raceskipper2.262.8911–79.2+0.630.822%

Regatta results

Regatta Role Div Races Avg Rating
Fall 2026 Team page Season
Yale Women's Women's Skipper B 8 9.0 2.71
Women's Atlantic Coast Championship Round 1A Women's Skipper B 4 10.8 2.09
Riley Cup Skipper A 5 8.4 2.06
Nevins Trophy Skipper B 11 9.5 2.60
Faye Bennet MAISA Women's Singles Women's Singlehanded Skipper A 13 9.7 1.90
Spring 2026 Team page Season
Women's Eastern National Semis Women's Skipper B 4 16.2 0.15
Tulane Women's Team Race Women's Skipper TR 15 20% —
ODU Women's Team Race Women's Skipper TR 9 67% —
ODU Women's Fleet Race Women's Skipper A 3 2.7 3.99
MAISA Women’s Team Race Championship Women's Skipper TR 8 12% —
CofC Women's Team Race Women's Skipper TR 16 25% —
Blaire Herron Memorial Women’s Team Race Women's Skipper TR 10 30% —
2026 Jen Harris Team Race Women's Skipper TR 9 44% —
Fall 2025 Team page Season
Women's Atlantic Coast Championships Round 1A Women's Skipper A 9 9.3 2.57
Women's Atlantic Coast Championships Finals Women's Skipper A 12 16.2 1.47
Riley Cup Skipper A 13 7.5 2.67
MAISA Women's Fall Dinghy Women's Skipper A 10 8.0 2.19
MAISA Top 9 Women's Women's Skipper A 13 8.5 1.32
Janet Lutz Trophy Women's Singlehanded Skipper A 7 10.9 2.46
Faye Bennet MAISA Women's Singles Women's Singlehanded Skipper A 9 5.0 3.27
Spring 2025 Team page Season
Yale Women's Team Race Women's Skipper TR 7 14% —
Women's Eastern National Semi Finals Women's Skipper A 9 13.7 1.86
St. Mary's Women's Inter-Conference Women's Skipper A 12 8.4 2.90
ODU Women's Team Race Women's Skipper TR 14 50% —
MAISA Women's Team Race Championship Women's Skipper TR 21 33% —
MAISA Spring Women's Fleet Race Championship Women's Skipper A 15 7.2 2.91
Jen Harris Women's Team Race Women's Skipper TR 16 38% —
Aaron Szambecki Team Race Crew TR — — —
Fall 2024 Team page Season
Yale Women's Interconference Women's Skipper A 12 8.5 3.15
Women's Atlantic Coast Championship Finals Women's Skipper A 16 13.2 2.89
Women's ACC Round 1A Women's Skipper A 10 10.9 2.52
Oyster Bowl Crew B 4 11.8 -0.08
Navy Women's Women's Skipper A 12 4.2 2.49
MAISA Women's Fall Dinghy Women's Skipper A 13 6.1 3.19
MAISA Top 9 Women's Women's Skipper A 16 9.2 1.89
Faye Bennet MAISA Women's Singles Women's Singlehanded Skipper A 13 6.7 2.62
Spring 2024 Team page Season
USF Women's Team Race Women's Skipper TR 18 61% —
St. Mary's Women's Inter-Conference Women's Skipper A 2 7.0 3.01
ODU Women's Team Race Women's Skipper TR 15 67% —
MAISA Women's Team Race Championships Women's Skipper TR 14 50% —
MAISA Spring Women's Fleet Race Championship Women's Skipper B 6 5.5 2.88
Jen Harris Women's Team Race Women's Skipper TR 11 36% —
Eastern Women's National Semi-final Women's Skipper B 13 10.2 2.65
Fall 2023 Team page Season
Women's Atlantic Coast Tournament Women's Skipper B 14 8.6 2.02
Oyster Bowl Women's Women's Skipper A 17 7.3 1.88
Navy Women's Women's Skipper B 4 7.5 1.02
MAISA Women's Fall Dinghy Championship Women's Skipper B 10 6.3 2.54
Janet Lutz Trophy Women's Singlehanded Skipper A 14 12.0 2.06
Faye Bennet MAISA Women's Singlehanded Women's Singlehanded Skipper A 13 5.4 3.11
Atlantic Coast Women's Championships Round 1B Women's Skipper B 13 9.6 2.75

Linked Profiles

League Name School Year
ISSA Gianna Dewey Hampton Roads AcademyHampton Roads Academy '23
ISSA Gianna Dewey Bainbridge High SchoolBainbridge High School '23

From the notes

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

All notes →