Martin, Chester
Current rating: 1439
Record: 2-6
| Grand Prix Charlotte 2013 (GTC limited) | starting rating: 1448 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 327 | Calderon, Andrew (1821) | Lost 0-2 | -121436 |
| 2sealed | 457 | Adams, Aaron W (1484) | Lost 1-2 | -171419 |
| 3sealed | 476 | Nava, John (1430) | Won 2-0 | +181437 |
| 4sealed | 448 | Neville, Ian (1483) | Won 2-0 | +191456 |
| 5sealed | 381 | Pirro, Joseph (1500) | Lost 0-2 | -171439 |
| average opponent: 1544record: 2-3 | new rating: 1439 | |||
| Grand Prix Orlando 2012 (ISD standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 2standard | 225 | Sprouse, Joseph (1457) | Lost 0-2 | -191481 |
| 3standard | 186 | Hendricks, Ryan (1612) | Lost 0-2 | -151466 |
| 4standard | 383 | Battle, Benjamin R (1465) | Lost 1-2 | -181448 |
| average opponent: 1511record: 0-3 | new rating: 1448 | |||