Barrow, David
Current rating: 1468
Record: 3-6-1
| Grand Prix Orlando 2018 (M19 standard) | starting rating: 1467 | |||
| round | table | opponent (rating) | result | Δrating |
| 3standard | 198 | McNair, Michael (1438) | Won 2-1 | +171484 |
| 4standard | 81 | Plantz, Ian (1701) | Lost 0-2 | -141470 |
| 5standard | 170 | Mullin, Geoff (1608) | Won 2-1 | +211491 |
| 6standard | 38 | Stark, Ben S (1964) | Lost 0-2 | -101481 |
| 7standard | 204 | Luong, Marcus (1800) | Lost 1-2 | -131468 |
| average opponent: 1702record: 2-3 | new rating: 1468 | |||
| Grand Prix Orlando 2017 (AER limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 810 | Ellis, Liam (1500) | Won 2-0 | +181518 |
| 2sealed | 690 | Mathis, Jeremy (1686) | Lost 1-2 | -151503 |
| 3sealed | 636 | Palumbo, Steve (1498) | Draw 1-1 | 01503 |
| 4sealed | 973 | Guo, Yikun (1501) | Lost 1-2 | -181485 |
| 5sealed | 1036 | Schultz, Evan (1484) | Lost 1-2 | -181467 |
| average opponent: 1534record: 1-3-1 | new rating: 1467 | |||