Billadeau, Derek
Current rating: 1466
Record: 11-14-2
| Grand Prix Indianapolis 2015 (BFZ standard) | starting rating: 1459 | |||
| round | table | opponent (rating) | result | Δrating |
| 2standard | 119 | Riggs, Christopher (1518) | Won 2-0 | +201479 |
| 3standard | 203 | Castro, Robert (1597) | Won 1-0 | +201499 |
| 4standard | 35 | Behrens, Joseph (1570) | Draw 1-1 | +11500 |
| 5standard | 64 | Mireles, Ambrocio (1540) | Draw 1-1 | +11501 |
| 6standard | 142 | McClure, Micheal (1595) | Lost 0-2 | -171484 |
| 7standard | 232 | Knowles, Robert (1437) | Lost 0-2 | -181466 |
| top | average opponent: 1543record: 2-2-2 | new rating: 1466 | ||
| Grand Prix Chicago 2014 (JOU standard) | starting rating: 1473 | |||
| round | table | opponent (rating) | result | Δrating |
| 2standard | 123 | Lin, Yuming (1516) | Won 2-1 | +191492 |
| 3standard | 17 | Woodall, Chris (1622) | Lost 1-2 | -161476 |
| 4standard | 168 | Brewer, Blake (1528) | Lost 0-2 | -171459 |
| 5standard | 226 | Young, David (1498) | Won 0-0 | +191478 |
| 6standard | 171 | Scullin, Ryan (1442) | Lost 0-2 | -191459 |
| top | average opponent: 1521record: 2-3 | new rating: 1459 | ||
| Grand Prix Cincinnati 2014 (BNG standard) | starting rating: 1480 | |||
| round | table | opponent (rating) | result | Δrating |
| 3standard | 157 | Wasson, John (1649) | Lost 0-2 | -151465 |
| 4standard | 372 | Brock, Hutch (1701) | Won 2-0 | +221487 |
| 5standard | 328 | Dube, Kirk (1521) | Won 2-1 | +191506 |
| 6standard | 175 | Georg, Adam (1614) | Lost 1-2 | -161490 |
| 7standard | 182 | Applegate, David (1570) | Lost 0-2 | -171473 |
| top | average opponent: 1611record: 2-3 | new rating: 1473 | ||
| Grand Prix Richmond 2014 (modern) | starting rating: 1534 | |||
| round | table | opponent (rating) | result | Δrating |
| 2modern | 299 | Russell, Matthew (1590) | Lost 0-2 | -171517 |
| 3modern | 440 | Fleming, Joshua (1482) | Lost 0-2 | -191498 |
| 4modern | 568 | Joseph, Molly (1483) | Lost 1-2 | -181480 |
| top | average opponent: 1518record: 0-3 | new rating: 1480 | ||
| Grand Prix Milwaukee 2002 (TOR standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 185 | Ferneyhough, Michael (1466) | Lost 1-2 | -191481 |
| 2standard | 178 | Waite, Bill (1518) | Won 2-1 | +191500 |
| 3standard | 214 | Pekarske, Patrick (1500) | Won 2-1 | +181518 |
| 4standard | 201 | Radtke, Don (1500) | Won 2-0 | +181536 |
| 5standard | 147 | Nunn, Ryan (1425) | Lost 0-2 | -201516 |
| 6standard | 161 | Voigt, Jeffrey (1518) | Won 2-0 | +181534 |
| 7standard | 84 | Shuler, John (1539) | Won 2-1 | +181552 |
| 8standard | 78 | Burt, Jarod (1557) | Lost 0-2 | -181534 |
| top | average opponent: 1503record: 5-3 | new rating: 1534 | ||