Van Zeeland, Thomas
Current rating: 1389
| Grand Prix Pittsburgh 2017 (AER standard) | starting rating: 1455 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 93 | Kehoe, Zachary (1517) | Lost 0-2 | -171438 |
| 2standard | 393 | Johnson, Gary (1582) | Lost 0-2 | -161422 |
| 3standard | 612 | Gothard, Kevin (1528) | Lost 0-1 | -161406 |
| 4standard | 632 | Hubish, Rebecca (1448) | Lost 0-2 | -171389 |
| top | average opponent: 1519record: 0-4 | new rating: 1389 | ||
| Grand Prix Detroit 2016 (modern) | starting rating: 1489 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 599 | Lozano, Cade (1500) | Lost 1-2 | -181471 |
| 2modern | 903 | Heinrich, Steve (1447) | Lost 0-2 | -181453 |
| 3modern | 1062 | Baer, Javi (1465) | Won 2-0 | +181471 |
| 4modern | 822 | Zakrzewski, Sam (1605) | Lost 1-2 | -161455 |
| 5modern | 1112 | Loar-Mitchell, Justin (1465) | Won 2-0 | +181473 |
| 6modern | 762 | Kaczor, Mike (1433) | Lost 0-2 | -181455 |
| top | average opponent: 1486record: 2-4 | new rating: 1455 | ||
| Grand Prix Pittsburgh 2015 (modern) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 325 | Stahl, Eric (1500) | Lost 0-2 | -181482 |
| 2modern | 743 | Miller, Ben (1578) | Lost 0-2 | -161466 |
| 3modern | 1216 | Cooper, Matthew (1465) | Won 2-1 | +181484 |
| 4modern | 835 | Baraniecki, Michael (1818) | Won 2-1 | +241508 |
| 5modern | 616 | Brousseau, Jesse (1465) | Lost 0-2 | -191489 |
| top | average opponent: 1565record: 2-3 | new rating: 1489 | ||