Leddy, Michael
Current rating: 1492
Record: 13-14-2
| Grand Prix Orlando 2014 (KTK limited) | starting rating: 1494 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 383 | Sahatdjian, Renee (1500) | Won 2-1 | +181512 |
| 2sealed | 260 | Edmondson, Kristopher (1518) | Won 2-1 | +181530 |
| 3sealed | 105 | Tatley, Leah (1467) | Won 2-0 | +171547 |
| 4sealed | 77 | Bertone, Christopher (1506) | Lost 0-2 | -191528 |
| 5sealed | 77 | Potts, Nicholas (1535) | Lost 0-2 | -181510 |
| 6sealed | 200 | Drummond, Phillip (1522) | Lost 0-2 | -181492 |
| top | average opponent: 1508record: 3-3 | new rating: 1492 | ||
| Grand Prix Miami 2013 (DGM standard) | starting rating: 1466 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 127 | Salisbury, Matthew J (1500) | Won 2-1 | +191485 |
| 2standard | 194 | Davila, Oskar (1451) | Won 2-1 | +171502 |
| 3standard | 64 | Amundsen, Rune (1611) | Won 2-1 | +201522 |
| 4standard | 150 | Schoo, Greg (1621) | Lost 0-2 | -161506 |
| 5standard | 132 | Ferber, Robert (1521) | Lost 0-2 | -181488 |
| 6standard | 205 | Throop, Adrian (1523) | Won 2-0 | +191507 |
| 7standard | 166 | Edelkamp, Fred (1784) | Lost 0-2 | -131494 |
| top | average opponent: 1573record: 4-3 | new rating: 1494 | ||
| Grand Prix Orlando 2012 (ISD standard) | starting rating: 1518 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 23 | Andrade, Thomas (1500) | Lost 0-2 | -181500 |
| 2standard | 341 | Steht, Lee (1652) | Lost 0-2 | -161484 |
| 3standard | 382 | Grierson, Aaron (1465) | Lost 0-1 | -181466 |
| top | average opponent: 1539record: 0-3 | new rating: 1466 | ||
| Grand Prix Atlanta 2011 (extended) | starting rating: 1498 | |||
| round | table | opponent (rating) | result | Δrating |
| 1extended | 477 | Tomacooper, Jeremy (1500) | Draw 1-1 | 01498 |
| 2extended | 543 | Spicer, Joshua (1500) | Won 2-0 | +181516 |
| 3extended | 491 | Hough, Bryan (1518) | Draw 1-1 | 01516 |
| 4extended | 593 | Correia, Kevin (1663) | Won 2-1 | +201536 |
| 5extended | 541 | Waugh, Corey M (1521) | Lost 0-1 | -181518 |
| 6extended | 586 | Manning, Ryan (1501) | Lost 1-2 | -181500 |
| 7extended | 561 | Pendergast, Thomas (1499) | Won 2-0 | +181518 |
| top | average opponent: 1529record: 3-2-2 | new rating: 1518 | ||
| Grand Prix Tampa 2009 (ZEN limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 139 | Tawney, Steven D (1500) | Won 2-0 | +181518 |
| 2sealed | 114 | Rothermel, Chris M (1518) | Won 2-0 | +181536 |
| 3sealed | 21 | Nieves, Gabriel (1466) | Lost 0-2 | -191517 |
| 4sealed | 124 | Piedra, Christopher (1519) | Won 2-0 | +181535 |
| 5sealed | 115 | Vela, Jeremy (1474) | Lost 1-2 | -191516 |
| 6sealed | 219 | Holland, Brad (1517) | Lost 0-2 | -181498 |
| top | average opponent: 1499record: 3-3 | new rating: 1498 | ||