Kettle Moraine High School '28
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: 53.81 percentile among ISSA crews with 30+ races. Uncertainty ±0.114 rating points from 30 races with rated skippers.
How crew ratings work →Includes linked high school and college seasons.
| Season | Team | Rating | Range | League percentile |
Team percentile |
On team | Races | Team page |
|---|---|---|---|---|---|---|---|---|
| Fall 2024 | Arrowhead High School | 1.61 | 82.50 | 37.50 | 3 of 4 | 9 | Team page | |
| Fall 2023 | Oconomowoc High School | 0.57 | 55.84 | 70.00 | 2 of 5 | 8 | Team page |
| Regatta | Role | Div | Races | Avg | Rating |
|---|---|---|---|---|---|
| Fall 2022 Season | |||||
| Dusty Waters Regatta | Crew | B | 4 | 14.0 | — |
| League | Name | School | Year |
|---|---|---|---|
| ISSA | James Tessmer |  Arrowhead High School |
'28 |
| ISSA | James Tessmer |  Oconomowoc High School |
'28 |
