Maguire, Sean
Current rating: 1409
Record: 17-24-1
| Grand Prix Los Angeles 2018 (M19 standard) | starting rating: 1395 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 102 | Ramsey, Trevor (1500) | Won 2-1 | +201415 |
| 2standard | 30 | An, Peter (1524) | Lost 0-2 | -161399 |
| 3standard | 371 | LaTomme, Colin (1498) | Won 2-0 | +201419 |
| 4standard | 276 | Gaines, Tyler Jo (1603) | Lost 1-2 | -151404 |
| 5standard | 294 | Wu, Yanfei (1503) | Lost 0-2 | -161388 |
| 6standard | 361 | Kornacki, Leon (1487) | Won 2-0 | +201408 |
| 7standard | 291 | Doepel, Steven (1360) | Won 2-0 | +171425 |
| 8standard | 203 | Van Tongeren, Miles (1565) | Lost 1-2 | -161409 |
| top | average opponent: 1505record: 4-4 | new rating: 1409 | ||
| Grand Prix Phoenix 2018 (modern) | starting rating: 1389 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 308 | Sackett, Eric (1357) | Lost 1-2 | -191370 |
| 2modern | 319 | Balderrama, Rene (1414) | Won 2-0 | +191389 |
| 3modern | 320 | Clotfelter, Riley (1385) | Lost 1-2 | -181371 |
| 4modern | 452 | Hernandez, Rafael (1431) | Lost 1-2 | -171354 |
| 5modern | 565 | Huston, Zachary (1468) | Won 2-0 | +201374 |
| 6modern | 423 | Chambers, Colron (1383) | Won 2-0 | +181392 |
| 7modern | 321 | Belle Isle, Jason (1516) | Won 2-0 | +211413 |
| 8modern | 293 | Stevens, Kaleb (1445) | Lost 0-2 | -181395 |
| top | average opponent: 1425record: 4-4 | new rating: 1395 | ||
| Grand Prix Las Vegas 2017 (modern) (modern) | starting rating: 1459 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 972 | Caron, Marc-Olivier (1507) | Lost 1-2 | -171442 |
| 2modern | 920 | Tate, Nicolas (1355) | Lost 1-2 | -201422 |
| 3modern | 1468 | Hilker, Anthony (1467) | Won 2-0 | +191441 |
| 4modern | 1283 | Richter, Matthew (1469) | Lost 1-2 | -181423 |
| 5modern | 1303 | Gibbons, Jonas (1454) | Lost 0-2 | -171406 |
| 6modern | 1239 | Landes, Jack (1437) | Won 2-1 | +181424 |
| 7modern | 1048 | Turnbull, Grady (1461) | Lost 1-2 | -171407 |
| 8modern | 907 | Obtinalla, Cediee Israel (1397) | Lost 1-2 | -181389 |
| top | average opponent: 1443record: 2-6 | new rating: 1389 | ||
| Grand Prix Los Angeles 2016 (modern) | starting rating: 1413 | |||
| round | table | opponent (rating) | result | Δrating |
| 2modern | 660 | DeBoisblanc, Nick (1482) | Won 2-0 | +191432 |
| 3modern | 565 | Comella, Terrence (1518) | Won 2-0 | +191451 |
| 4modern | 513 | Pham, Matthew (1576) | Lost 1-2 | -151436 |
| 5modern | 579 | Cruz, Rene (1436) | Lost 0-2 | -181418 |
| 6modern | 705 | Najam, Imran (1516) | Won 2-1 | +191437 |
| 7modern | 735 | Romero, Joseph (1500) | Won 2-0 | +201457 |
| 8modern | 410 | Felger, Scott (1465) | Lost 1-2 | -181439 |
| 9modern | 478 | Aldape Vasquez, Aristoteles Omar (1541) | Won 2-0 | +201459 |
| top | average opponent: 1504record: 5-3 | new rating: 1459 | ||
| Grand Prix San Diego 2015 (ORI standard) | starting rating: 1444 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 18 | Bond, Robert (1467) | Lost 1-2 | -171427 |
| 2standard | 412 | Guerrero, Raphael (1440) | Won 2-0 | +181445 |
| 3standard | 385 | Penner, Brad (1448) | Won 2-0 | +181463 |
| 4standard | 356 | Stewart, Matthew (1567) | Lost 0-2 | -161447 |
| 5standard | 397 | Hammond, Timothy (1484) | Lost 0-1 | -171430 |
| 6standard | 506 | Johnson, Brian (1483) | Lost 0-2 | -171413 |
| top | average opponent: 1482record: 2-4 | new rating: 1413 | ||
| Grand Prix Los Angeles 2014 (KTK standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 517 | Davila, David (1500) | Draw 1-1 | 01500 |
| 2standard | 422 | Stolorow, Emily (1500) | Lost 1-2 | -181482 |
| 3standard | 701 | Lewis, Mark (1422) | Lost 0-2 | -191463 |
| 4standard | 774 | Abrego, Daniel (1429) | Lost 0-2 | -191444 |
| top | average opponent: 1463record: 0-3-1 | new rating: 1444 | ||