Barrett, Joshua
Current rating: 1565
Record: 10-7-1
| Grand Prix Houston 2018 (RIX limited) | starting rating: 1583 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 123 | Isaacs, Jason (1690) | Won 2-1 | +201603 |
| 2sealed | 190 | Mouton, Andre (1476) | Lost 1-2 | -201583 |
| 3sealed | 238 | Hobby, Jayson (1519) | Lost 0-2 | -191564 |
| 4sealed | 300 | Coffin, Benjamin (1490) | Won 2-0 | +161580 |
| 5sealed | 229 | Rodriguez, Shaun (1714) | Lost 1-2 | -151565 |
| average opponent: 1578record: 2-3 | new rating: 1565 | |||
| Grand Prix Detroit 2003 (Onslaught block) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1block | 7 | Rodriguez, Alex (1515) | Won 2-0 | +181518 |
| 2block | 13 | Harvie, Donovan (1539) | Won 2-0 | +191537 |
| 3block | 51 | Higgins, Charles (1570) | Lost 0-2 | -181519 |
| 4block | 155 | Smith, David (1484) | Won 2-0 | +181537 |
| 5block | 43 | Bramlett, Nathan (1519) | Won 2-0 | +171554 |
| 6block | 80 | Flores, Tim (1554) | Won 2-1 | +181572 |
| 7block | 16 | Konitzer, Benjamin (1575) | Won 2-0 | +181590 |
| 8block | 8 | Hunka, John (1752) | ID | 01590 |
| 9block | 20 | Ravitz, Joshua (1570) | Lost 0-2 | -181572 |
| 10block | 23 | Monast, David (1583) | Draw 1-1 | 01572 |
| 11block | 27 | Ho, Ken (1824) | Won 2-0 | +231595 |
| 12block | 20 | Bohac, Lance (1565) | Won 2-0 | +171612 |
| 13block | 14 | Tsai, Tony (1708) | Lost 1-2 | -161596 |
| 14block | 19 | Schneider, Justin (1892) | Lost 1-2 | -131583 |
| average opponent: 1618record: 8-4-2 | new rating: 1583 | |||