Halstead, April
Current rating: 1489
Record: 2-3
| Grand Prix Charlotte 2013 (GTC limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 84 | Simpson, Thomas (1500) | Won 2-0 | +181518 |
| 2sealed | 313 | Mills, James D (1518) | Won 2-0 | +181536 |
| 3sealed | 72 | Manfield, Seth (1970) | Lost 1-2 | -111525 |
| 4sealed | 205 | Shelkofsky, Michael (1504) | Lost 1-2 | -181507 |
| 5sealed | 392 | Lynnet, Ben (1526) | Lost 0-2 | -181489 |
| average opponent: 1604record: 2-3 | new rating: 1489 | |||