San Miguel, Tomas
Current rating: 1516
Record: 6-6
| Grand Prix New Jersey 2018 (GRN standard) | starting rating: 1484 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 175 | Weidler, Alexander (1500) | Won 2-0 | +181502 |
| 2standard | 186 | Forscht, Christopher (1520) | Won 2-0 | +181520 |
| 3standard | 15 | Ostroski, Michael (1700) | Won 2-0 | +211541 |
| 4standard | 151 | Azzaretti, Ian (1556) | Lost 1-2 | -171524 |
| 5standard | 216 | Proano, Gina (1606) | Won 2-0 | +191543 |
| 6standard | 176 | League, Charles (1634) | Lost 1-2 | -161527 |
| 7standard | 276 | Gans, Jake (1911) | Lost 1-2 | -111516 |
| average opponent: 1632record: 4-3 | new rating: 1516 | |||
| Grand Prix Pittsburgh 2015 (modern) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 499 | Freer, John (1492) | Won 2-1 | +181518 |
| 2modern | 443 | Li, Chris (1600) | Lost 1-2 | -171501 |
| 3modern | 948 | Weiss, Matt (1522) | Won 2-0 | +191520 |
| 4modern | 377 | Murray, James (1515) | Lost 0-2 | -181502 |
| 5modern | 608 | Grosofsky, Charles (1500) | Lost 0-2 | -181484 |
| average opponent: 1526record: 2-3 | new rating: 1484 | |||