Ogrydziak, Jon
Current rating: 1457
| Grand Prix Las Vegas 2015 (2) (MM2 limited) | starting rating: 1475 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 224 | Valentine, Joshua (1500) | Lost 0-2 | -181457 |
| top | record: 0-1 | new rating: 1457 | ||
| Grand Prix Boston 2009 (M10 limited) | starting rating: 1466 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 526 | Tarter, Brett (1500) | Draw 1-1 | +11467 |
| 2sealed | 602 | Flaherty, Matthew A (1500) | Won 2-0 | +191486 |
| 3sealed | 529 | Feinstein, David (1591) | Lost 1-2 | -161470 |
| 4sealed | 627 | Yarnall, Tim (1500) | Won 2-0 | +181488 |
| 5sealed | 555 | O'Connor, Nicholas B (1484) | Lost 0-2 | -181470 |
| 6sealed | 606 | Paradise, Corey R (1481) | Won 2-1 | +181488 |
| 7sealed | 552 | Hyde, Peter L (1453) | Won 2-0 | +181506 |
| 8sealed | 505 | O'Donnell, Brendan (1694) | Lost 0-2 | -151491 |
| 9sealed | 484 | Holland, Jeffery (1579) | Lost 0-2 | -161475 |
| top | average opponent: 1531record: 4-4-1 | new rating: 1475 | ||
| Grand Prix Atlanta 2008 (ALA limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 49 | Wagner, Nick (1484) | Lost 0-2 | -181482 |
| 2sealed | 247 | Scoggins, Edward A (1529) | Won 2-0 | +191501 |
| 3sealed | 199 | Russ, Oliver (1482) | Won 2-1 | +171518 |
| 4sealed | 215 | Seder, Robert (1630) | Lost 0-2 | -161502 |
| 5sealed | 194 | Barnard, Ryeland (1509) | Lost 1-2 | -181484 |
| 6sealed | 189 | Gerard, Vinicius (1482) | Lost 0-2 | -181466 |
| top | average opponent: 1519record: 2-4 | new rating: 1466 | ||