Force, Jonathan
Current rating: 1481
Record: 5-6
| Grand Prix Washington DC 2010 (ROE standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 48 | Woods, Ryan (1500) | Lost 0-2 | -181482 |
| 2standard | 378 | Gouge, Joe (1448) | Lost 0-2 | -191463 |
| 3standard | 424 | Trivett, Tommy (1464) | Won 2-1 | +181481 |
| 4standard | 312 | Meadows, Nathaniel (1483) | Won 2-0 | +181499 |
| 5standard | 321 | Cesari, Paolo (1463) | Lost 1-2 | -181481 |
| average opponent: 1472record: 2-3 | new rating: 1481 | |||
| Grand Prix Boston 2009 (M10 limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 154 | Barry Sr., Paul (1500) | Won 2-0 | +181518 |
| 2sealed | 128 | Campbell, Blaine (1486) | Lost 1-2 | -191499 |
| 3sealed | 198 | Manly, Trevor (1500) | Won 2-0 | +181517 |
| 4sealed | 161 | Ciurczak, Zachary (1518) | Lost 0-2 | -181499 |
| 5sealed | 225 | Valeriote, Johnny (1503) | Won 2-0 | +191518 |
| 6sealed | 167 | Schneider, Brian (1543) | Lost 1-2 | -181500 |
| average opponent: 1509record: 3-3 | new rating: 1500 | |||