San Ramon Valley 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: 59.34 percentile among ISSA crews with 30+ races. Uncertainty ±0.115 rating points from 16 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 2026 Team page Season | |||||
| 2026 NorCal #6 SILVER | Skipper | A | 3 | 6.0 | 1.05 |
| Fall 2025 Team page Season | |||||
| 2025 Norcal 4 Gold Fleet | Skipper | A | 6 | 22.5 | -0.22 |
| League | Name | School | Year |
|---|---|---|---|
| ISSA | Charles Dumitrescu |  De La Salle High School - Concord |
'28 |
| ISSA | Charles Dumitrescu |  Alameda High School |
'28 |
| ISSA | Charles Dumitrescu |  Saint Mary's (Berkeley, CA) |
'28 |
Short write-ups of what the ratings and results show, with the numbers and how they were computed.
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