Sylvester, Jonathan
Current rating: 1466
Record: 1-3
| Grand Prix Toronto 2013 (THS limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 414 | Pieroni, Michael (1500) | Won 2-0 | +181518 |
| 2sealed | 275 | Silva, Eric (1552) | Lost 1-2 | -171501 |
| 3sealed | 496 | Vorva, Shane (1606) | Lost 0-2 | -161485 |
| 4sealed | 622 | Crewe-Wyatt, Shane (1481) | Lost 0-2 | -191466 |
| average opponent: 1535record: 1-3 | new rating: 1466 | |||