Tunnissen, Austin
Current rating: 1438
Record: 4-8-1
| Grand Prix Vancouver 2015 (modern) | starting rating: 1450 | |||
| round | table | opponent (rating) | result | Δrating |
| 2modern | 247 | Urbani, Steven (1504) | Lost 1-2 | -171433 |
| 3modern | 292 | Duarte, Steven (1500) | Lost 1-2 | -171416 |
| 4modern | 344 | Eaton, Chris (1483) | Won 2-1 | +191435 |
| 5modern | 391 | Shaw, Steven (1503) | Won 2-0 | +191454 |
| 6modern | 224 | Van Leuven, Robert (1536) | Lost 0-2 | -161438 |
| average opponent: 1505record: 2-3 | new rating: 1438 | |||
| Grand Prix Calgary 2013 (M14 standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 224 | Bishop, Dwayne E (1446) | Lost 0-0 | -191481 |
| 2standard | 152 | Schmidt, Robbie (1505) | Lost 1-2 | -181463 |
| 3standard | 216 | Kong, James (1536) | Won 2-0 | +201483 |
| 4standard | 179 | McInnis, Adam (1486) | Won 2-1 | +181501 |
| 5standard | 106 | Mepham, Scott (1534) | Draw 1-1 | 01501 |
| 6standard | 86 | Garlock, Marshal R (1553) | Lost 0-2 | -171484 |
| 7standard | 132 | Visser, Andrew (1532) | Lost 0-2 | -171467 |
| 8standard | 132 | Nagtegaal, Brody (1484) | Lost 0-2 | -171450 |
| average opponent: 1510record: 2-5-1 | new rating: 1450 | |||