Acton, Jeffrey
Current rating: 1465
Record: 1-3-1
| Grand Prix Los Angeles 2009 (extended) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1extended | 237 | Williams, Toby (1542) | Draw 1-1 | +11501 |
| 2extended | 200 | Bettencourt, Naomi (1500) | Won 2-1 | +181519 |
| 3extended | 153 | Black, Jason (1501) | Lost 1-2 | -191500 |
| 4extended | 268 | Ghai, Ajay K (1536) | Lost 0-2 | -171483 |
| 5extended | 320 | Meyer, Shawn (1470) | Lost 0-2 | -181465 |
| average opponent: 1510record: 1-3-1 | new rating: 1465 | |||