Vanderzwet, Frank J
Current rating: 1522
| Grand Prix Toronto 2010 (SOM limited) | starting rating: 1501 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 479 | Talbot, Stephane (1446) | Won 2-0 | +171518 |
| 2sealed | 406 | Carle, Vincent S (1518) | Won 2-0 | +181536 |
| 3sealed | 413 | Crawford, Vernon W (1536) | Won 2-1 | +181554 |
| 4sealed | 405 | Bonneville, Martin (1800) | Lost 1-2 | -131541 |
| 5sealed | 443 | Anderson, James D (1501) | Lost 1-2 | -191522 |
| top | average opponent: 1560record: 3-2 | new rating: 1522 | ||
| Grand Prix Indianapolis 2008 (SHM limited) | starting rating: 1521 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 272 | Thomas, Jarett M (1500) | Won 2-0 | +171538 |
| 2sealed | 13 | Palermo, Julian J (1500) | Lost 1-2 | -181520 |
| 3sealed | 408 | Kolowith, Tommy (1500) | Lost 0-2 | -191501 |
| top | average opponent: 1500record: 1-2 | new rating: 1501 | ||
| Grand Prix Montreal 2007 (Time Spiral block) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1block | 1 | Collard, Louis-Pierre (1500) | Won 2-0 | +181518 |
| 2block | 89 | Trepanier, Ryan (1695) | Lost 1-2 | -151503 |
| 3block | 159 | Turcotte, Samuel (1501) | Won 2-1 | +181521 |
| 4block | 115 | Hughes, Jeremy A (1518) | Won 2-0 | +181539 |
| 5block | 157 | Carr, Ezra (1518) | Lost 0-2 | -181521 |
| top | average opponent: 1546record: 3-2 | new rating: 1521 | ||