Valkanas, Andrew
Current rating: 1460
Record: 13-17-4
| Grand Prix Indianapolis 2008 (SHM limited) | starting rating: 1391 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 129 | Wheatley, Ben (1500) | Won 2-0 | +201411 |
| 2sealed | 23 | Puente, Victor (1500) | Won 2-0 | +191430 |
| 3sealed | 157 | Redd, Donovan (1535) | Draw 1-1 | +21432 |
| 4sealed | 131 | Montebello, Nicholas (1536) | Won 2-0 | +201452 |
| 5sealed | 70 | Cook, Justin (1553) | Draw 1-1 | +21454 |
| 6sealed | 148 | Vonholtz, James C (1519) | Lost 0-2 | -171437 |
| 7sealed | 212 | Naylor, Jamie (1536) | Won 2-0 | +201457 |
| 8sealed | 149 | Crivello, Andy (1526) | Lost 1-2 | -171440 |
| 9sealed | 141 | White, Aaron (1523) | Won 2-0 | +201460 |
| top | average opponent: 1525record: 5-2-2 | new rating: 1460 | ||
| Grand Prix Toronto 2006 (DIS limited) | starting rating: 1422 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 124 | Faunt, Deny (1500) | Won 2-0 | +201442 |
| 2sealed | 100 | Coulson, Phil (1518) | Lost 0-2 | -171425 |
| 3sealed | 148 | Szelzki, Jeffrey (1465) | Lost 0-2 | -171408 |
| 4sealed | 166 | Hill, Zac (1461) | Lost 0-2 | -171391 |
| top | average opponent: 1486record: 1-3 | new rating: 1391 | ||
| Grand Prix Minneapolis 2005 (Kamigawa block) | starting rating: 1493 | |||
| round | table | opponent (rating) | result | Δrating |
| 1block | 36 | Schneck, Joshua (1500) | Lost 1-2 | -171476 |
| 2block | 132 | Thao, Lenny (1482) | Won 2-1 | +181494 |
| 3block | 65 | Dixson, Tim (1499) | Lost 0-2 | -181476 |
| 4block | 166 | Salway, Ashlund (1465) | Won 2-0 | +181494 |
| 5block | 98 | Franklin, Eric (1504) | Lost 0-2 | -181476 |
| 6block | 117 | Gillingham, Tyler (1482) | Lost 0-2 | -181458 |
| 7block | 100 | Cignarella, Donna (1464) | Lost 0-2 | -181440 |
| 8block | 85 | Keefer, Matt (1450) | Lost 1-2 | -181422 |
| top | average opponent: 1481record: 2-6 | new rating: 1422 | ||
| Grand Prix Detroit 2005 (BOK limited) | starting rating: 1482 | |||
| round | table | opponent (rating) | result | Δrating |
| 4sealed | 38 | Pacifico, Andrew (1611) | Won 2-0 | +201502 |
| 5sealed | 19 | Thompson, Gerry (1738) | Lost 1-2 | -141488 |
| 6sealed | 55 | McLaughlin, Morgan (1553) | Won 2-0 | +191507 |
| 7sealed | 11 | Fletcher, Matthew (1588) | Draw 1-1 | +21509 |
| 8sealed | 26 | Stokinger, Andrew (1652) | Lost 1-2 | -161493 |
| top | average opponent: 1629record: 2-2-1 | new rating: 1493 | ||
| Grand Prix Columbus 2004 (DST limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 50 | King, Ryan (1500) | Draw 1-1 | 01500 |
| 2sealed | 206 | Walat, Cody (1500) | Lost 1-2 | -181482 |
| 3sealed | 311 | Nyhart, Ken (1449) | Won 2-1 | +171499 |
| 4sealed | 259 | Rouinsky, Joey (1500) | Won 2-1 | +181517 |
| 5sealed | 185 | Pitstick, David (1580) | Lost 0-2 | -161501 |
| 6sealed | 217 | Pozenel, Jack (1467) | Won 2-0 | +171518 |
| 7sealed | 159 | McAlpine, Ken (1501) | Lost 0-2 | -181500 |
| 8sealed | 152 | Lutes, William (1501) | Lost 1-2 | -181482 |
| top | average opponent: 1500record: 3-4-1 | new rating: 1482 | ||