Dimiduk, Jeff
Current rating: 1605
Record: 20-15
| Grand Prix Hartford 2018 (modern) | starting rating: 1562 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 94 | Ketron, Jacob (1500) | Won 2-0 | +171579 |
| 2modern | 366 | Mason, George (1518) | Won 2-1 | +171596 |
| 3modern | 29 | Mulholland, Matt (1625) | Won 2-1 | +191615 |
| 4modern | 193 | Bozzuto, Michael (1553) | Won 2-0 | +161631 |
| 5modern | 42 | Smith, Philip (1548) | Lost 0-2 | -191612 |
| 6modern | 119 | Greene, Brian (1575) | Won 2-0 | +171629 |
| 7modern | 69 | Mucciolo, Michael (1537) | Won 2-0 | +171646 |
| 8modern | 19 | Wray, James (1878) | Lost 0-2 | -141632 |
| 9modern | 363 | Madsen, Benton (1657) | Won 2-1 | +181650 |
| 10modern | 242 | Yu, Jarvis (1975) | Lost 0-2 | -121638 |
| 11modern | 325 | Horton, Joseph (1563) | Lost 0-2 | -191619 |
| 12modern | 317 | Derczo, Michael (1851) | Lost 1-2 | -141605 |
| top | average opponent: 1648record: 7-5 | new rating: 1605 | ||
| Grand Prix Pittsburgh 2015 (modern) | starting rating: 1505 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 60 | Spencer, Scott (1500) | Won 2-1 | +181523 |
| 2modern | 454 | Emms, Brandon (1537) | Won 2-0 | +181541 |
| 3modern | 162 | Casella, Pete (1464) | Won 2-1 | +171558 |
| 4modern | 75 | Beacher, Ryan (1500) | Won 2-1 | +171575 |
| 5modern | 131 | Hurtado, Oscar (1457) | Lost 1-2 | -201555 |
| 6modern | 278 | Hawron, Richard (1649) | Lost 0-2 | -161539 |
| 7modern | 475 | Cook, Andrew (1480) | Won 2-0 | +161555 |
| 8modern | 280 | Pritchett, Alex (1646) | Won 2-1 | +201575 |
| 9modern | 148 | Littman, Fai (1865) | Lost 0-2 | -131562 |
| top | average opponent: 1566record: 6-3 | new rating: 1562 | ||
| Grand Prix Montreal 2015 (DTK limited) | starting rating: 1481 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 160 | Briss, Boris (1470) | Won 2-1 | +171498 |
| 2sealed | 139 | Hulse, Kevin (1612) | Lost 0-2 | -161482 |
| 3sealed | 280 | Rivard Haustrate, Guillaume (1499) | Lost 1-2 | -171465 |
| 4sealed | 434 | Bissonnette, Richard (1476) | Won 2-1 | +181483 |
| 5sealed | 338 | Dixon, Caleb (1499) | Won 2-1 | +181501 |
| 6sealed | 275 | Trites, Henry (1520) | Won 2-0 | +191520 |
| 7sealed | 145 | Stoker, Rex (1546) | Won 2-0 | +181538 |
| 8sealed | 115 | Clarke, Mike (1536) | Lost 1-2 | -181520 |
| 9sealed | 128 | Stein, Mathew (1695) | Lost 0-2 | -151505 |
| top | average opponent: 1539record: 5-4 | new rating: 1505 | ||
| Grand Prix Ottawa 2014 (KTK limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 139 | Joly, Philippe (1500) | Won 2-1 | +181518 |
| 2sealed | 27 | Ripley, Nathaniel (1493) | Lost 1-2 | -181500 |
| 3sealed | 296 | Fine, David (1499) | Won 2-1 | +181518 |
| 4sealed | 194 | Fontaine, Jessy (1516) | Lost 0-2 | -181500 |
| 5sealed | 415 | Vidal-Lessard, Thomas (1449) | Lost 0-2 | -191481 |
| top | average opponent: 1491record: 2-3 | new rating: 1481 | ||