Berdusco, Patrick
Current rating: 1457
| Grand Prix Vancouver 2017 (modern) | starting rating: 1488 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 2540 | Schramm, Justin (1483) | Won 2-0 | +181506 |
| 2modern | 2093 | McGraw, Ian (1438) | Lost 1-2 | -191487 |
| 3modern | 2477 | Huska, Andrew (1913) | Lost 0-2 | -111476 |
| 4modern | 2545 | Happold, Nick (1400) | Lost 0-2 | -191457 |
| top | average opponent: 1559record: 1-3 | new rating: 1457 | ||
| Grand Prix Vancouver 2016 (OGW limited) | starting rating: 1524 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 389 | Musial, Grzegorz (1519) | Lost 1-2 | -181506 |
| 3sealed | 402 | Jost, James (1524) | Lost 0-0 | -181488 |
| top | average opponent: 1522record: 0-2 | new rating: 1488 | ||
| Grand Prix Vancouver 2015 (modern) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 315 | Shiach, David (1500) | Won 2-0 | +181518 |
| 2modern | 78 | Langman, Reg (1444) | Lost 0-2 | -191499 |
| 3modern | 404 | Austin, Nik (1499) | Won 2-1 | +181517 |
| 4modern | 281 | Greene, Grant (1516) | Won 2-0 | +181535 |
| 5modern | 125 | DeRoo, Steven (1518) | Won 2-0 | +171552 |
| 6modern | 84 | Mccullough, Matthew (2045) | Won 2-1 | +271579 |
| 7modern | 72 | Walter, Shaun (1583) | Lost 0-2 | -181561 |
| 8modern | 96 | Pisio, Shawn (1520) | Lost 0-2 | -191542 |
| 9modern | 123 | Ozbay, Cem (1539) | Lost 0-2 | -181524 |
| top | average opponent: 1574record: 5-4 | new rating: 1524 | ||