Posa, Elmer Jr
Current rating: 1496
Record: 3-3
| Grand Prix Sacramento 2018 (M19 limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 181 | Thomas, Miles W (1512) | Won 2-1 | +181518 |
| 2sealed | 276 | Rader, Gage (1465) | Lost 1-2 | -191499 |
| 3sealed | 338 | Ortiz, David (1327) | Won 2-0 | +151514 |
| 4sealed | 265 | Chang, Joseph [USA] (1519) | Lost 1-2 | -181496 |
| 5sealed | 391 | Wise, David (1490) | Won 2-0 | +181514 |
| 6sealed | 298 | Hang, Ryan (1518) | Lost 0-2 | -181496 |
| average opponent: 1472record: 3-3 | new rating: 1496 | |||