Zimny, Ben
Current rating: 1448
| Grand Prix Melbourne 2014 (BNG standard) | starting rating: 1485 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 68 | Farrell, David [AUS] (1454) | Lost 0-2 | -191466 |
| 2standard | 376 | Sneddon, Miles (1468) | Lost 1-2 | -181448 |
| 3standard | 376 | de France, Ric (1464) | Won 2-0 | +191467 |
| 4standard | 331 | Miller, Jackson (1433) | Lost 0-2 | -191448 |
| top | average opponent: 1455record: 1-3 | new rating: 1448 | ||
| Grand Prix Melbourne 2012 (DKA limited) | starting rating: 1464 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 142 | Martin, Lief (1500) | Lost 1-2 | -181446 |
| 2sealed | 207 | Deanovic, Andrew (1500) | Won 2-1 | +191465 |
| 3sealed | 187 | Lim-Joon, Gavan (1517) | Won 2-1 | +191484 |
| 4sealed | 123 | Paul-Smart, Kirk (1518) | Won 2-0 | +191503 |
| 5sealed | 80 | Trathan, Mitchell (1502) | Won 2-0 | +181521 |
| 6sealed | 61 | Sclauzero, Joseph (1509) | Lost 0-2 | -181503 |
| 7sealed | 69 | Hughes, Tim (1518) | Lost 0-2 | -181485 |
| top | average opponent: 1509record: 4-3 | new rating: 1485 | ||
| Grand Prix Brisbane 2011 (ISD standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 38 | Lam, Yu Hin Heinz (1409) | Lost 0-2 | -201480 |
| 2standard | 153 | Henning, Tyson (1482) | Won 2-1 | +181498 |
| 3standard | 58 | Chamberlain, David (1524) | Lost 0-2 | -171481 |
| 4standard | 129 | Solomon, David (1523) | Lost 0-0 | -171464 |
| top | average opponent: 1484record: 1-3 | new rating: 1464 | ||