Spitz, Joseph Brandon
Current rating: 1414
Record: 3-8
| Grand Prix Atlanta 2017 (XLN standard) | starting rating: 1462 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 341 | Chavez, Miguel (1542) | Lost 1-2 | -161446 |
| 2standard | 472 | Jones, Brandon 5779 (1481) | Lost 0-2 | -181428 |
| 3standard | 612 | Prince, Bree (1469) | Won 2-0 | +191447 |
| 4standard | 618 | Garcia, Jose (1520) | Lost 1-2 | -171430 |
| 5standard | 599 | Riggs, Matthew (1547) | Lost 1-2 | -161414 |
| average opponent: 1512record: 1-4 | new rating: 1414 | |||
| Grand Prix Atlanta 2003 (8ED standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 25 | Gibbs, Ronald (1464) | Lost 1-2 | -191481 |
| 2standard | 166 | Fick, Dan (1428) | Lost 1-2 | -191462 |
| 3standard | 235 | McCormick, Michael (1463) | Won 2-0 | +181480 |
| 4standard | 197 | Jarvis, Steven (1532) | Lost 0-2 | -171463 |
| 5standard | 204 | Dunn, Chris 2 (1397) | Won 2-0 | +171480 |
| 6standard | 163 | Salter, Sean (1481) | Lost 1-2 | -181462 |
| average opponent: 1461record: 2-4 | new rating: 1462 | |||