East Lansing High School '29
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: 15.26 percentile among ISSA crews with 30+ races. Uncertainty ±0.105 rating points from 87 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 |
|---|---|---|---|---|---|
| Spring 2026 Team page Season | |||||
| 2026 MISSA NE TC tier 3 | Skipper | B | 6 | 7.2 | -1.91 |
| Spring 2025 Team page Season | |||||
| 2025 Capitol City Regatta | Crew | B | 6 | 9.8 | — |
| League | Name | School | Year |
|---|---|---|---|
| ISSA | Ryker Tessmer |  Bath High School |
'29 |
| ISSA | Ryker Tessmer |  Lansing Catholic |
'29 |
| ISSA | Ryker Tessmer |  Traverse City Central |
'29 |
Short write-ups of what the ratings and results show, with the numbers and how they were computed.
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