Bamberg, Ethan
Current rating: 1544
Record: 9-8
| Grand Prix Phoenix 2020 (pioneer) | starting rating: 1490 | |||
| round | table | opponent (rating) | result | Δrating |
| 1pioneer | 152 | Johnson, Preston (1465) | Won 2-0 | +181508 |
| 2pioneer | 98 | Lewis, Mike (1626) | Won 2-0 | +201528 |
| 3pioneer | 107 | Garcia, Jesus (1427) | Won 2-1 | +161544 |
| 4pioneer | 61 | Robdrup, Andy (1663) | Lost 1-2 | -161528 |
| 5pioneer | 133 | Wu, Timothy (1867) | Lost 1-2 | -121516 |
| 6pioneer | 273 | Brodie, Daniel (1652) | Won 2-1 | +211537 |
| 7pioneer | 178 | Webb, Justin (1642) | Won 2-0 | +201557 |
| 8pioneer | 126 | Bernal, Joseph (1886) | Lost 1-2 | -131544 |
| average opponent: 1653record: 5-3 | new rating: 1544 | |||
| Grand Prix Phoenix 2017 (XLN limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 68 | Flanzer, Jason (1500) | Won 2-0 | +181518 |
| 2sealed | 236 | Turney, Christopher (1648) | Won 2-1 | +201538 |
| 3sealed | 29 | Inoue, Sean (1971) | Lost 1-2 | -101528 |
| 4sealed | 228 | [anonymous] | Lost 1-2 | -211507 |
| 5sealed | 396 | Hoang, David (1499) | Won 2-1 | +181525 |
| 6sealed | 330 | Bivens, Michael (1530) | Lost 0-2 | -181507 |
| 7sealed | 312 | Cortez, Alan (1495) | Won 2-1 | +181525 |
| 8sealed | 208 | Mohns, Brett (1579) | Lost 1-2 | -171508 |
| 9sealed | 286 | Brumby, Gene (1530) | Lost 0-2 | -181490 |
| average opponent: 1570record: 4-5 | new rating: 1490 | |||