St. Francis High School Traverse City '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: 16.35 percentile among ISSA crews with 30+ races. Uncertainty ±0.107 rating points from 45 races with rated skippers.
How crew ratings work →No season rating yet: needs 8+ crewed races in a season.
| Regatta | Role | Div | Races | Avg | Rating |
|---|---|---|---|---|---|
| Fall 2020 Season | |||||
| I Love Sailing: the sequel | Skipper | B | 8 | 11.6 | -1.84 |
| Fall 2018 Season | |||||
| 2018 Cornwell Memorial High School Regatta | Crew | A | 24 | 6.1 | — |
| League | Name | School | Year |
|---|---|---|---|
| ISSA | Gavin Graetz |  Mercy University of Detroit Jesuit |
'24 |
| ISSA | Gavin Graetz |  East Grand Rapids |
'26 |
| ISSA | Gavin Graetz |  Traverse City West |
'26 |
| ISSA | Gavin Graetz |  Traverse City Central |
'26 |
Short write-ups of what the ratings and results show, with the numbers and how they were computed.
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