Treece, Jonathan
Current rating: 1427
Record: 1-5
| Grand Prix Atlanta 2011 (extended) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1extended | 463 | King, Jonathan (1482) | Lost 0-2 | -181482 |
| 2extended | 635 | Stringer, Ethan (1484) | Lost 0-2 | -181464 |
| 3extended | 650 | Darley, Garrett (1463) | Lost 0-2 | -181446 |
| 4extended | 684 | Baugh, Karen (1446) | Won 2-0 | +181464 |
| 5extended | 644 | Nall, Daniel (1465) | Lost 0-1 | -181446 |
| 6extended | 622 | Echavarria, Carlos (1414) | Lost 0-2 | -191427 |
| average opponent: 1459record: 1-5 | new rating: 1427 | |||