Lammers, Danny
Current rating: 1472
Record: 15-20-2
| Grand Prix Las Vegas 2018 (limited) (DOM limited) | starting rating: 1434 | |||
| round | table | opponent (rating) | result | Δrating |
| 3sealed | 225 | Weise, Hannes (1708) | Lost 1-2 | -131421 |
| 4sealed | 495 | Stott, Jacob (1569) | Won 2-0 | +211442 |
| 5sealed | 298 | Nines, Lance (1497) | Won 2-0 | +191461 |
| 6sealed | 204 | Russell, Joshua (1669) | Won 2-1 | +211482 |
| 7sealed | 125 | Bremont, Brandan (1582) | Won 2-0 | +201502 |
| 8sealed | 56 | Celeita, Diego Alejandro (1599) | Won 2-0 | +201522 |
| 9sealed | 24 | Booth, JT (1726) | Lost 0-2 | -141508 |
| 10draft | 5085 | Dyer, Greg (1572) | Lost 0-2 | -171491 |
| 11draft | 5132 | Arehart, Daniel (1738) | Lost 1-2 | -141477 |
| 12draft | 5147 | Johnson-Saeger, Samuel (1699) | Won 2-0 | +221499 |
| 13draft | 5065 | Lopez, Brian (1667) | Lost 0-2 | -151484 |
| 14draft | 5025 | Langer, Tomas (1800) | Lost 0-2 | -121472 |
| top | average opponent: 1652record: 6-6 | new rating: 1472 | ||
| Grand Prix Portland 2016 (EMN standard) | starting rating: 1445 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 382 | Smith, Jacob (1536) | Won 2-0 | +201465 |
| 2standard | 339 | Jensen, Austin (1520) | Draw 1-1 | +11466 |
| 3standard | 367 | Edwards, Kerry (1620) | Lost 1-2 | -151451 |
| 4standard | 517 | Azerad, Maury (1485) | Draw 1-1 | 01451 |
| 5standard | 606 | White, Scott (1502) | Lost 1-2 | -171434 |
| top | average opponent: 1533record: 1-2-2 | new rating: 1434 | ||
| Grand Prix Salt Lake City 2014 (M15 limited) | starting rating: 1416 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 146 | Hoffman, Jonathan (1500) | Lost 0-2 | -161400 |
| 3sealed | 257 | Martin, Phillip (1522) | Won 2-1 | +201420 |
| 4sealed | 271 | Nixon, Brandon (1462) | Won 2-0 | +191439 |
| 5sealed | 95 | Kipper, Matt (1488) | Won 2-1 | +191458 |
| 6sealed | 71 | Thurber, Jessica (1577) | Won 2-1 | +201478 |
| 7sealed | 77 | Kitchen, Joel (1574) | Lost 1-2 | -161462 |
| 8sealed | 72 | Thomas, Drew (1541) | Lost 1-2 | -171445 |
| top | average opponent: 1523record: 4-3 | new rating: 1445 | ||
| Grand Prix Phoenix 2014 (BNG standard) | starting rating: 1450 | |||
| round | table | opponent (rating) | result | Δrating |
| 3standard | 258 | Wood, Steven (1460) | Lost 1-2 | -181432 |
| 4standard | 336 | Mandarino, Patrick (1485) | Lost 0-2 | -171415 |
| 5standard | 470 | Smith, William (1425) | Won 2-0 | +181433 |
| 6standard | 403 | Cedeno, Andrew (1485) | Lost 0-2 | -171416 |
| top | average opponent: 1464record: 1-3 | new rating: 1416 | ||
| Grand Prix Seattle 2009 (ARB standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 315 | Steinhebel, Jeremiah (1428) | Lost 0-2 | -191481 |
| 2standard | 410 | Provasnik, David (1481) | Won 2-0 | +181499 |
| 3standard | 415 | Osborn, Travis (1465) | Won 2-1 | +171516 |
| 4standard | 247 | Meyer, Ryan M (1506) | Lost 0-2 | -181498 |
| 5standard | 305 | Bandy, Jason L (1501) | Lost 0-2 | -181480 |
| 6standard | 360 | Ackerman, Chris (1465) | Lost 1-2 | -181462 |
| 7standard | 317 | Houk, Kyle (1462) | Won 2-1 | +181480 |
| 8standard | 235 | Tomik, Steve (1588) | Lost 0-2 | -161464 |
| 9standard | 199 | Utter-Leyton, Josh (1715) | Lost 0-0 | -141450 |
| top | average opponent: 1512record: 3-6 | new rating: 1450 | ||