Isabella Loosbrock

Rating History

Singlehanded & Keelboat Ratings

DisciplineRating Rank RacesLast raced
Singlehanded3.19unranked (fewer than 10 races or not active)79Fall 2018

Team Race Rating

Rating Rank vs fleet rating Record
2.91 (fleet 4.06) unranked (fewer than 30 matches as skipper, or not active) −0.03 ± 0.18
about what the fleet rating predicts
as skipper 52–57 (48%)
SeasonRegattas Skipper W–LCrew W–L
Spring 2019529–23—
Spring 2018415–28—
Fall 201716–1—
Spring 201612–5—
2.42.52.62.72.82.93Fall 2017Spring 2018Spring 2019Hap Moore Team Race (2017-11-04): rating 2.85, fleet rating alone 2.88, offset -0.02; record 6-1 in this boatMendelblatt Team Race (2018-02-24): rating 2.84, fleet rating alone 2.83, offset +0.00; record 8-9 in this boatRudkin Team Race (2018-03-10): rating 2.65, fleet rating alone 2.73, offset -0.08; record 1-13 in this boatFriis Team Race (2018-03-24): rating 2.55, fleet rating alone 2.71, offset -0.16; record 2-0 in this boatJoseph R. Duplin Women's Team Race (2018-03-24): rating 2.55, fleet rating alone 2.71, offset -0.16; record 4-6 in this boatJohn Jackson Memorial Team Race (2019-03-09): rating 2.45, fleet rating alone 2.61, offset -0.15; record 5-4 in this boatDuplin Women's Team Race (2019-03-24): rating 2.59, fleet rating alone 2.76, offset -0.17; record 7-3 in this boat38th Lynne Marchiando Trophy (2019-03-30): rating 2.59, fleet rating alone 2.77, offset -0.18; record 1-3 in this boat38th Lynne Marchiando Trophy (2019-03-30): rating 2.59, fleet rating alone 2.77, offset -0.18; record 3-1 in this boatNEISA Team Race Championship (2019-04-06): rating 2.58, fleet rating alone 2.77, offset -0.20; record 3-2 in this boatLaserPerformance Team Race National Championship (2019-05-25): rating 2.58, fleet rating alone 2.76, offset -0.19; record 1-0 in this boatLaserPerformance Team Race National Championship (2019-05-25): rating 2.58, fleet rating alone 2.76, offset -0.19; record 1-0 in this boatLaserPerformance Team Race National Championship (2019-05-25): rating 2.58, fleet rating alone 2.76, offset -0.19; record 1-0 in this boatLaserPerformance Team Race National Championship (2019-05-25): rating 2.58, fleet rating alone 2.76, offset -0.19; record 1-1 in this boatLaserPerformance Team Race National Championship (2019-05-25): rating 2.58, fleet rating alone 2.76, offset -0.19; record 6-9 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 10 graded regattas (107 matches) the record is 50–57 against 61.6 wins the pre-event forecasts expected (−11.6). 0 regattas clearly above the rating (P ≤ 20%), 6 clearly below (P ≥ 80%); 15 bits of surprise in all.

DateRegattaRole Value Perf. RecordExp.
wins
Δ Surprise
(bits)
P(this good
or better)
2019-05-25LaserPerformance Team Race National Championshipskipper3.173.3410–109.4+0.170.146%
2019-04-06NEISA Team Race Championshipskipper3.153.493–22.6+0.340.153%
2019-03-3038th Lynne Marchiando Trophyskipper3.102.714–44.7−0.390.282%
2019-03-24Duplin Women's Team Raceskipper3.152.627–37.9−0.530.487%
2019-03-09John Jackson Memorial Team Raceskipper2.982.655–45.5−0.340.180%
2018-03-24Joseph R. Duplin Women's Team Raceskipper2.942.624–64.7−0.320.279%
2018-03-10Rudkin Team Raceskipper3.100.881–135.4−2.215.7>99%
2018-02-24Mendelblatt Team Raceskipper3.321.348–912.8−1.986.8>99%
2017-11-04Hap Moore Team Raceskipper3.264.176–15.0+0.910.636%
2016-03-26Joseph R. Duplin Regattaskipper2.561.512–53.6−1.061.295%

Regatta results

Regatta Role Div Races Avg Rating
Spring 2019 Team page Season
St. Mary's Women's InterConference Women's Skipper A 14 5.0 4.44
Sperry Women's National Championship Women's Skipper A 16 7.8 4.04
Sperry Women's Eastern Semifinals Women's Skipper A 13 4.8 4.25
Oberg Trophy Skipper A 11 4.5 3.46
NEISA Team Race Championship Skipper TR 18 67% —
NEISA Women's Championship Women's Skipper B 15 3.9 4.27
NEISA Coed Championship Skipper B 14 6.1 4.48
LaserPerformance Team Race National Championship Skipper TR 22 54% —
John Jackson Memorial Team Race Skipper TR 12 58% —
Gill College Sailing Coed National Championship Skipper B 12 11.0 3.69
Gill Coed Western Semifinal Skipper A 4 4.5 4.90
Duplin Women's Team Race Women's Skipper TR 10 70% —
38th Lynne Marchiando Trophy Skipper TR 22 68% —
Fall 2018 Team page Season
Women's Showcase Women's Skipper A 9 5.2 4.04
Women's Showcase Finals Women's Skipper A 14 12.0 2.89
Victorian Urn Trophy Women's Skipper B 14 4.6 3.99
Sherman Hoyt Trophy Skipper B 11 9.0 3.48
NEISA Women's Singlehanded Championships Women's Singlehanded Skipper A 11 5.6 3.34
LaserPerformance Women's Singlehanded Nationals Women's Singlehanded Skipper A 14 7.1 3.58
Harvard Coed Showcase 2 Skipper B 10 8.1 3.64
Spring 2018 Team page Season
Thompson Trophy Skipper B 12 7.7 3.99
St. Mary's Women's InterConference Women's Skipper A 10 5.5 4.33
Sperry Women's Western Semifinal Women's Skipper A 12 6.8 3.68
Sperry Women's National Championship Women's Skipper A 18 8.6 3.79
Rudkin Team Race Skipper TR 14 7% —
NEISA Women's Championship/Reed Trophy Women's Skipper A 9 3.0 5.32
Mendelblatt Team Race Skipper TR 19 42% —
Joseph R. Duplin Women's Team Race Women's Skipper TR 10 40% —
Gill Coed Western Semifinal Skipper B 3 4.7 4.67
Gill Coed National Championships Skipper B 3 13.0 3.16
Friis Team Race Skipper TR 14 57% —
Fall 2017 Team page Season
Women's Atlantic Coast Championship Women's Skipper A 8 7.0 3.96
The Toni Deutsch MIT '58 Trophy Women's Skipper A 15 4.3 4.38
Stu Nelson Women's Skipper A 7 7.6 3.72
Regis Bowl Women's Skipper A 8 8.9 2.96
NEISA Women's Singlehanded Championship Women's Singlehanded Skipper A 11 8.0 3.42
Mrs. Hurst Bowl Women's Skipper A 5 5.6 4.26
Hap Moore Team Race Skipper TR 7 86% —
Captain Hurst Bowl Skipper C 9 5.3 4.06
2017 Victorian Urn Trophy Women's Skipper A 16 5.8 4.11
Spring 2017 Team page Season
St. Mary's Women's Interconference Women's Skipper B 13 6.6 3.51
Sperry Women's Eastern Semifinal Women's Skipper B 7 4.3 3.99
Sperry College Sailing Women's Nationals Women's Skipper B 6 5.2 4.42
Emily Wick Trophy Women's Skipper B 15 8.1 3.38
Dellenbaugh Women's Trophy Women's Skipper B 8 9.5 3.06
Fall 2016 Team page Season
Victorian Coffee Urn Women's Skipper B 12 5.2 3.66
Toni Deutsch Regatta Women's Skipper B 13 6.1 2.70
Stu Nelson Women's Skipper B 12 7.2 3.06
NEISA Women Singles Women's Singlehanded Skipper A 12 6.2 3.16
Mrs. Hurst Bowl Women's Skipper B 16 5.3 3.76
LaserPerformance Women's Singlehanded Nationals Women's Singlehanded Skipper A 14 9.6 2.55
Spring 2016 Team page Season
St. Mary's Women's Interconference Women's Skipper B 18 6.1 3.56
Sperry Women's Eastern Semifinal Women's Skipper B 13 7.5 2.83
Sperry College Sailing Women's Nationals Women's Skipper B 18 12.3 2.31
Reed Trophy Women's Skipper B 16 6.6 3.41
President's Trophy Women's Skipper A 10 7.1 3.21
Joseph R. Duplin Regatta Women's Skipper TR 7 29% —
Dellenbaugh Women's Trophy Women's Skipper A 5 6.8 3.89
Fall 2015 Team page Season
Yale Women's Interconference Women's Skipper A 16 9.6 3.00
Women's Atlantic Coast Championships Women's Skipper B 18 9.9 2.48
The Victorian Urn Women's Skipper B 12 3.8 4.10
Toni Deutsch Regatta Women's Skipper B 9 8.6 2.01
Stu Nelson Women's Skipper B 12 14.0 1.21
Regis Bowl Women's Skipper A 8 6.1 2.70
NEISA Women's Singlehanded Championships Women's Singlehanded Skipper A 6 3.0 4.25
Mrs. Hurst Bowl Women's Skipper A 10 8.7 3.08
LaserPerformance Women's Singlehanded Championship Women's Singlehanded Skipper A 11 4.1 4.04

From the notes

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

All notes →