Ledesma, Tavish
Current rating: 1487
Record: 2-3
| Grand Prix Portland 2010 (M11 limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 234 | Venturino, Jeffrey (1500) | Lost 1-2 | -181482 |
| 2sealed | 390 | Nusbaum, Alex (1481) | Won 2-0 | +181500 |
| 3sealed | 361 | Rogers, Scott (1516) | Won 2-0 | +181518 |
| 4sealed | 318 | Chambers, Tony B (1517) | Lost 0-2 | -181500 |
| 5sealed | 417 | Cunningham, Jeff (1740) | Lost 0-2 | -131487 |
| average opponent: 1551record: 2-3 | new rating: 1487 | |||