Alderman, Jon
Current rating: 1506
Record: 7-7
| Grand Prix Miami 2013 (DGM standard) | starting rating: 1462 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 209 | Vila, Alex (1500) | Won 2-1 | +191481 |
| 2standard | 12 | Medley, Jacob (1481) | Won 2-1 | +181499 |
| 3standard | 46 | Brumfield, Braxton (1556) | Won 2-0 | +191518 |
| 4standard | 142 | Bacon, Colin (1500) | Lost 1-2 | -191499 |
| 5standard | 94 | Ellinport, Brett (1539) | Won 2-0 | +191518 |
| 6standard | 97 | Miller, Robert (1487) | Lost 0-2 | -181500 |
| 7standard | 245 | Shreiber, Geoffrey (1596) | Won 2-1 | +191519 |
| 8standard | 135 | Hofmann, Mike (1808) | Lost 0-2 | -131506 |
| average opponent: 1559record: 5-3 | new rating: 1506 | |||
| Grand Prix Orlando 2012 (ISD standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 220 | Hanna, Nick (1488) | Lost 1-2 | -181482 |
| 2standard | 313 | Donoughe, Tylor (1482) | Won 2-1 | +181500 |
| 3standard | 305 | Lee, Christopher (1393) | Lost 0-2 | -201480 |
| 4standard | 402 | Woodbury, Michael (1481) | Lost 0-2 | -181462 |
| 5standard | 389 | Tanney, Chris (1465) | Lost 1-2 | -181444 |
| 6standard | 366 | Dubey, Paul (1445) | Won 2-0 | +181462 |
| average opponent: 1459record: 2-4 | new rating: 1462 | |||