Grand Haven High School '24
How much better or worse boats do with this sailor crewing than their skipper's rating predicts, shown on the skipper scale so crews can be lined up across teams. Percentiles compare against rostered crews that season (league) or teammates (team).
How crew ratings work →Crew effect over their whole career, not scaled to a team: 77.02 percentile among ICSA crews with 30+ races. Uncertainty ±0.097 rating points from 130 races with rated skippers.
How crew ratings work →| Season | Team | Rating | Range | League percentile |
Team percentile |
On team | Races | Team page |
|---|---|---|---|---|---|---|---|---|
| Fall 2023 | Grand Haven High School | 1.53 | 51.59 | 70.00 | 2 of 5 | 20 | Team page | |
| Spring 2023 | Grand Haven High School | 1.32 | 46.06 | 87.50 | 1 of 4 | 17 | Team page | |
| Fall 2022 | Grand Haven High School | 1.24 | 43.11 | 62.50 | 2 of 4 | 10 | Team page |
| League | Name | School | Year |
|---|---|---|---|
| ICSA | Joshua Hacker |  Michigan Technological University |
'28 |
| ISSA | Joshua Hacker |  Spring Lake High School |
'24 |
| ISSA | Joshua Hacker |  Mona Shores High School |
'24 |
Short write-ups of what the ratings and results show, with the numbers and how they were computed.
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