Del Barrio, Tony
Current rating: 1544
| Grand Prix Detroit 2003 (Onslaught block) | starting rating: 1566 | |||
| round | table | opponent (rating) | result | Δrating |
| 1block | 69 | Smith, Lona (1447) | Lost 1-2 | -201546 |
| 2block | 207 | Blanton, Rodger (1482) | Won 2-0 | +171563 |
| 3block | 219 | Vernon, Matt (1500) | Lost 0-2 | -191544 |
| top | average opponent: 1476record: 1-2 | new rating: 1544 | ||
| Grand Prix Milwaukee 2002 (TOR standard) | starting rating: 1554 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 116 | Munk, David (1499) | Won 2-1 | +171571 |
| 2standard | 95 | Fournier, Joel (1518) | Won 2-0 | +171588 |
| 3standard | 14 | Farrell, Tim (1536) | Lost 0-2 | -191569 |
| 4standard | 131 | Randolph, Ray (1500) | Won 2-1 | +171586 |
| 5standard | 120 | Smerling, Lester (1518) | Lost 0-2 | -201566 |
| top | average opponent: 1514record: 3-2 | new rating: 1566 | ||
| Grand Prix Minneapolis 2001 (Invasion block) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 4block | 1 | Dougherty, Robert (1792) | Lost 0-1 | -131487 |
| 5block | 37 | Simard, Jason (1529) | Won 2-0 | +191506 |
| 6block | 38 | Weathersby, Cassius (1542) | Lost 1-2 | -171489 |
| 7block | 46 | Jendro, Matt (1432) | Won 2-1 | +171506 |
| 8block | 31 | Sullivan, Adrian (1639) | Won 2-0 | +201526 |
| 9block | 23 | Lewis, Sam (1527) | Won 2-0 | +181544 |
| 10block | 12 | Stokinger, Andrew (1668) | Won 2-1 | +201564 |
| 11block | 7 | Belant, Andrew (1600) | Won 2-0 | +191583 |
| 12block | 3 | Wescoe, Craig (1665) | Lost 1-2 | -171566 |
| 13block | 6 | Humpherys, David (1876) | Lost 1-2 | -121554 |
| top | average opponent: 1627record: 6-4 | new rating: 1554 | ||