Wredberg, Tim
Current rating: 1420
| Grand Prix Austin 2012 (ISD limited) | starting rating: 1431 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 18 | Edwards, Anthony (1406) | Lost 1-2 | -191412 |
| 2sealed | 318 | Jomini, Paul (1482) | Won 2-1 | +201432 |
| 3sealed | 295 | Betts, Dustin (1494) | Lost 0-2 | -171415 |
| 4sealed | 418 | Hanna, Martin (1482) | Lost 0-2 | -171398 |
| 5sealed | 387 | Flores, Christopher (1447) | Won 2-0 | +191417 |
| 6sealed | 341 | Ward, Daniel (1541) | Won 2-1 | +201437 |
| 7sealed | 245 | Farmer, Jon (1419) | Won 2-0 | +181455 |
| 8sealed | 186 | Ogreenc, Greg (1450) | Lost 0-2 | -181437 |
| 9sealed | 182 | Barry, Andrew (1481) | Lost 1-2 | -171420 |
| top | average opponent: 1467record: 4-5 | new rating: 1420 | ||
| Grand Prix Houston 2010 (extended) | starting rating: 1484 | |||
| round | table | opponent (rating) | result | Δrating |
| 1extended | 49 | Brown, Robbie (1500) | Lost 1-2 | -171467 |
| 2extended | 206 | Willrich, Gregory (1482) | Lost 1-2 | -181449 |
| 3extended | 235 | Hwang, Joshua (1464) | Won 2-1 | +181467 |
| 4extended | 251 | Carolan, Chris (1406) | Lost 1-2 | -191448 |
| 5extended | 256 | Rouse, Bobby (1469) | Lost 0-2 | -181430 |
| 6extended | 227 | Owens, Jerry (1444) | Won 2-1 | +191449 |
| 7extended | 169 | Reed, Rodney (1465) | Lost 1-2 | -181431 |
| top | average opponent: 1461record: 2-5 | new rating: 1431 | ||
| Grand Prix Austin 2004 (COK limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 106 | butler, john w (1500) | Draw 1-1 | 01500 |
| 2sealed | 91 | Lunsford, Alan (1501) | Won 2-0 | +181518 |
| 3sealed | 55 | Martin, George Cary (1518) | Won 2-0 | +181536 |
| 4sealed | 53 | Burdick, Dan (1678) | Lost 0-2 | -151521 |
| 5sealed | 88 | Smart, Jason (1518) | Lost 0-2 | -181503 |
| 6sealed | 106 | Mason, Jim (1487) | Lost 0-2 | -191484 |
| top | average opponent: 1533record: 2-3-1 | new rating: 1484 | ||