Turck, Ernest C
Current rating: 1494
Record: 6-6-1
| Grand Prix Chicago 2009 (legacy) | starting rating: 1532 | |||
| round | table | opponent (rating) | result | Δrating |
| 2legacy | 68 | Tickal, Matthew (1501) | Won 2-0 | +181550 |
| 3legacy | 84 | Mechtensimer, Aaron (1519) | Lost 1-2 | -191531 |
| 4legacy | 198 | Steiner, Ben (1502) | Lost 0-2 | -181513 |
| 5legacy | 376 | Franson, Alex (1481) | Lost 1-2 | -191494 |
| average opponent: 1500record: 1-3 | new rating: 1494 | |||
| Grand Prix Columbus 2007 (legacy) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1legacy | 42 | Hastings, Stefan (1500) | Won 2-1 | +181518 |
| 2legacy | 140 | Durward, Caleb (1499) | Won 2-1 | +181536 |
| 3legacy | 19 | Carp, Benjamin D (1536) | Won 2-0 | +181554 |
| 4legacy | 82 | Mayer, D.j. (1620) | Draw 1-1 | +11555 |
| 5legacy | 49 | Cowles, Mitch (1536) | Lost 1-2 | -181537 |
| 6legacy | 126 | Aldridge, Steven E (1536) | Won 2-1 | +181555 |
| 7legacy | 67 | Smelski, Geoffrey T (1539) | Lost 0-2 | -191536 |
| 8legacy | 125 | Anderson, Michael (1335) | Lost 1-2 | -211515 |
| 9legacy | 149 | Hendrix, Carl (1503) | Won 2-0 | +171532 |
| average opponent: 1512record: 5-3-1 | new rating: 1532 | |||