Winchester High School '20
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: 43.24 percentile among ISSA crews with 30+ races. Uncertainty ±0.115 rating points from 15 races with rated skippers. Few races, so the estimate stays near the middle.
How crew ratings work →No season rating yet: needs 8+ crewed races in a season.
| Regatta | Role | Div | Races | Avg | Rating |
|---|---|---|---|---|---|
| Spring 2019 Season | |||||
| Massachusetts State High School Championship | Crew | B | 6 | 4.7 | — |
| League | Name | School | Year |
|---|---|---|---|
| ISSA | Jack Walsh |  Grand Rapids Christian High School |
'20 |
| ISSA | Jack Walsh |  Portsmouth Abbey School |
'21 |
