Prell, Andrew
Current rating: 1511
Record: 18-19
| Grand Prix Cincinnati 2014 (BNG standard) | starting rating: 1480 | |||
| round | table | opponent (rating) | result | Δrating |
| 3standard | 230 | Davis, Chuckie (1536) | Won 2-1 | +191499 |
| 4standard | 143 | Farney, Matthew (1456) | Lost 0-2 | -191480 |
| 5standard | 329 | Davis, Randy (1702) | Won 2-1 | +221502 |
| 6standard | 159 | Stenborg, Michael (1706) | Lost 0-2 | -141488 |
| 7standard | 146 | Patterson, Zach (1563) | Lost 1-2 | -171471 |
| 8standard | 311 | Sprague, Matt (1624) | Won 2-0 | +211492 |
| 9standard | 233 | Langston, Benjamin (1516) | Won 2-1 | +191511 |
| top | average opponent: 1586record: 4-3 | new rating: 1511 | ||
| Grand Prix Montreal 2014 (BNG limited) | starting rating: 1534 | |||
| round | table | opponent (rating) | result | Δrating |
| 3sealed | 65 | Durney, Ryan (1477) | Lost 0-2 | -191515 |
| 4sealed | 234 | LeBlanc, Nicholas (1570) | Lost 1-2 | -171498 |
| 5sealed | 234 | Richard, Pascal (1498) | Lost 1-2 | -181480 |
| top | average opponent: 1515record: 0-3 | new rating: 1480 | ||
| Grand Prix Richmond 2014 (modern) | starting rating: 1463 | |||
| round | table | opponent (rating) | result | Δrating |
| 3modern | 253 | Lin, David (1500) | Won 2-0 | +191482 |
| 4modern | 114 | Rochette, Alex (1568) | Lost 0-2 | -161466 |
| 5modern | 153 | Morrone, Nicolette (1501) | Won 2-0 | +181484 |
| 6modern | 126 | Stevenson, Quint (1544) | Won 2-0 | +191503 |
| 7modern | 31 | Maynard, Pascal (1571) | Won 2-0 | +201523 |
| 8modern | 37 | Brakke, Kris (1572) | Won 2-1 | +181541 |
| 9modern | 34 | Baker, JC (1457) | Lost 0-2 | -191522 |
| 10modern | 145 | Adkins, Camden (1541) | Lost 1-2 | -181504 |
| 11modern | 186 | Whalen, Nathan [USA] (1578) | Won 2-1 | +201524 |
| 12modern | 143 | Hendry, Ian (1676) | Lost 1-2 | -161508 |
| 13modern | 164 | Huffstuttler, Kryztofer (1577) | Won 2-0 | +201528 |
| 14modern | 127 | Goldstein, Danny (1744) | Lost 0-2 | -151513 |
| 15modern | 146 | Schulz, Zachary (1665) | Won 2-1 | +211534 |
| top | average opponent: 1576record: 8-5 | new rating: 1534 | ||
| Grand Prix Dallas-Fort Worth 2013 (THS standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 2standard | 108 | Palmer, Andrew (1443) | Won 2-0 | +171517 |
| 3standard | 145 | Rutledge, Jamie (1573) | Won 2-0 | +191536 |
| 4standard | 188 | Macaraeg, Tad (1544) | Lost 1-2 | -181518 |
| 5standard | 264 | Daniel, Jason (1517) | Lost 1-2 | -181500 |
| 6standard | 280 | Ward, Frank (1477) | Lost 0-2 | -181482 |
| 7standard | 334 | Kovach, Scott (1504) | Won 2-0 | +181500 |
| 8standard | 270 | Nguyen, Vinh (1441) | Lost 0-2 | -191481 |
| 9standard | 270 | Quasnitschka, John (1501) | Lost 1-2 | -181463 |
| top | average opponent: 1500record: 3-5 | new rating: 1463 | ||
| Grand Prix Louisville 2013 (THS standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 354 | Stinnett, Jace (1500) | Won 2-1 | +181518 |
| 2standard | 255 | Gordon, Shawn (1419) | Won 2-1 | +161534 |
| 3standard | 163 | Guy, Matthew (1563) | Lost 0-2 | -171517 |
| 4standard | 358 | Crase, Will (1522) | Lost 0-2 | -181499 |
| 5standard | 394 | Thurman, Jesse (1499) | Won 2-0 | +181517 |
| 6standard | 291 | McGrain, Peter (1580) | Lost 0-2 | -171500 |
| top | average opponent: 1514record: 3-3 | new rating: 1500 | ||