Leszczewicz, Adam
Current rating: 1527
| Grand Prix Chicago 2014 (JOU standard) | starting rating: 1514 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 146 | Taylor, James [USA] (1445) | Lost 1-2 | -191495 |
| 2standard | 359 | Hoyt, Matthew (1381) | Won 2-0 | +151510 |
| 3standard | 222 | Kirkwood, Jacob (1501) | Lost 1-2 | -181492 |
| 4standard | 404 | Miller, Jordan (1467) | Won 2-1 | +181510 |
| 5standard | 316 | Budrow, Jeremy (1501) | Won 0-0 | +181528 |
| 6standard | 152 | Smith, Nathaniel (1503) | Won 2-0 | +171545 |
| 7standard | 113 | Beemer, Brian (1558) | Lost 0-2 | -181527 |
| top | average opponent: 1479record: 4-3 | new rating: 1527 | ||
| Grand Prix Minneapolis 2014 (modern) | starting rating: 1517 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 548 | Benson, Tyler (1500) | Won 2-0 | +181535 |
| 2modern | 351 | Schrandt, Kelly (1518) | Draw 1-1 | -11534 |
| 3modern | 392 | Smaker, Nathan (1504) | Won 2-0 | +181552 |
| 4modern | 269 | Benson, Carl (1484) | Lost 1-2 | -191533 |
| 5modern | 429 | Brazeau, Justin (1518) | Won 2-1 | +171550 |
| 6modern | 316 | Doetsch, Trevor (1535) | Lost 1-2 | -181532 |
| 7modern | 434 | Gaudio, Aaron (1516) | Lost 0-2 | -181514 |
| top | average opponent: 1511record: 3-3-1 | new rating: 1514 | ||
| Grand Prix Minneapolis 2012 (AVR standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 70 | Roman, Josh (1433) | Lost 0-2 | -191481 |
| 2standard | 255 | Xiong, Joshua (1423) | Lost 0-2 | -191462 |
| 3standard | 425 | Lloyd, James K (1464) | Won 2-1 | +181480 |
| 4standard | 374 | Albarado, Cris (1487) | Lost 0-2 | -181462 |
| 5standard | 418 | Heinle, Kris (1465) | Won 2-0 | +181480 |
| 6standard | 335 | St. Clair, Joseph (1484) | Won 2-1 | +181498 |
| 7standard | 265 | Castro, Robert (1541) | Won 2-1 | +191517 |
| 8standard | 200 | Johnson, Nathan (1516) | Won 2-0 | +181535 |
| 9standard | 124 | King, April (1550) | Lost 0-1 | -181517 |
| top | average opponent: 1485record: 5-4 | new rating: 1517 | ||