Birmingham Public Schools '23
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: 63.50 percentile among ISSA crews with 30+ races. Uncertainty ±0.105 rating points from 59 races with rated skippers.
How crew ratings work →No season rating yet: needs 8+ crewed races in a season.
Each discipline has its own scale, built from the sailor's main rating and their results in that discipline. The numbers are not comparable with the main rating or with each other.
How these ratings work →| Discipline | Rating | Rank | Races | Last raced |
|---|---|---|---|---|
| Singlehanded | -0.49 | unranked (fewer than 10 races or not active) | 14 | Fall 2022 |
| Regatta | Role | Div | Races | Avg | Rating |
|---|---|---|---|---|---|
| Spring 2021 Team page Season | |||||
| PYC Ocho De Mayo Fun Regatta | Crew | B | 7 | 4.6 | — |
| MISSA Singlehanded Championship (Radial) Singlehanded | Skipper | A | 2 | 32.0 | — |
| Last Hurrah Regatta | Skipper | A | 3 | 9.3 | -0.32 |
| Grill N Chill Regatta | Crew | A, B | 4 | 1.8 | — |
| East Mallory Pre-Qualifier Michigan 2021 | Crew | B | 6 | 6.8 | — |
| East Baker Pre-Qualifier Michigan 2021 | Skipper | TR | 8 | 50% | — |
| Fall 2020 Team page Season | |||||
| Red Hat Crew Regatta | Skipper | A | 1 | 8.0 | -2.29 |
| PYC last regatta | Crew | A | 7 | 4.7 | — |
| PYC Fun Regatta | Crew | A | 6 | 6.7 | — |
| 2020 MI HS Doublehanded Championship | Crew | A | 6 | 13.3 | — |
| Cobweb Regatta - Tier 3 | Crew | B | 2 | 4.0 | — |
| League | Name | School | Year |
|---|---|---|---|
| ISSA | Karen Callahan |  Bloomfield Hills High School |
'23 |
| ISSA | Karen Callahan |  Everest Collegiate High School & Academy |
'23 |
| ISSA | Karen Callahan |  West Bloomfield High School |
'23 |
| ISSA | Karen Callahan |  Troy High School |
'23 |
Short write-ups of what the ratings and results show, with the numbers and how they were computed.
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