Lappin, Sean
Current rating: 1608
Record: 27-21
| Grand Prix Utrecht 2015 (MM2 limited) | starting rating: 1620 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 378 | Harttig, Nicolas (1500) | Lost 0-2 | -201600 |
| 2sealed | 594 | Van Deun, Luca (1483) | Won 2-0 | +161616 |
| 3sealed | 333 | Wege, Felix (1500) | Won 2-1 | +161632 |
| 4sealed | 204 | Storch, Florian (1689) | Lost 1-2 | -171615 |
| 5sealed | 465 | Morgenstern, Jakob (1456) | Won 2-1 | +151630 |
| 6sealed | 280 | Gergely, Levente (1432) | Lost 0-2 | -221608 |
| top | average opponent: 1510record: 3-3 | new rating: 1608 | ||
| Grand Prix Brisbane 2013 (modern) | starting rating: 1625 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 155 | Connelly-Hansen, Allan (1568) | Won 2-1 | +171642 |
| 2modern | 38 | Egan, Isaac (1830) | Lost 1-2 | -151627 |
| 3modern | 113 | Hahn, Jacob (1501) | Won 2-0 | +161643 |
| 4modern | 95 | Takahashi, Zen (1634) | Lost 1-2 | -181625 |
| 5modern | 162 | Puku, Jeremy (1491) | Won 2-0 | +151640 |
| 6modern | 67 | Martin, Chris [AUS] (1517) | Lost 0-2 | -201620 |
| top | average opponent: 1590record: 3-3 | new rating: 1620 | ||
| Grand Prix Sydney 2013 (RTR limited) | starting rating: 1554 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 236 | Oks, Oliver (1901) | Won 2-0 | +241578 |
| 2sealed | 18 | Sarre, Callan (1518) | Won 2-0 | +171595 |
| 3sealed | 21 | Dimaculangan, Gerald J (1519) | Won 2-0 | +171612 |
| 4sealed | 61 | Foster, Angus (1488) | Lost 1-2 | -211591 |
| 5sealed | 81 | Edwards, Robin (1683) | Lost 0-2 | -161575 |
| 6sealed | 160 | Abdallah, Ak (1520) | Won 2-0 | +171592 |
| 7sealed | 118 | Baranyi, Thurston (1535) | Won 2-0 | +171609 |
| 8sealed | 46 | Barnes, Aaron G (1589) | Won 2-1 | +181627 |
| 9draft | 43 | Neagle, Justin (1578) | Won 0-0 | +171644 |
| 10draft | 43 | Thatcher, Simon (1599) | Lost 1-2 | -191625 |
| 11draft | 7 | Newson, Aaron (1589) | Won 2-0 | +171642 |
| 12draft | 58 | Goodhew-Plaza, Warrick (1627) | Lost 1-2 | -181624 |
| 13draft | 5 | Foster, Angus (1523) | Won 2-0 | +161640 |
| 14draft | 26 | Hughes, Brett (1779) | Lost 1-2 | -151625 |
| top | average opponent: 1603record: 9-5 | new rating: 1625 | ||
| Grand Prix Melbourne 2012 (DKA limited) | starting rating: 1480 | |||
| round | table | opponent (rating) | result | Δrating |
| 4sealed | 46 | Hopson, Jason (1513) | Won 2-0 | +181498 |
| 5sealed | 3 | Haddy, Tom (1611) | Won 2-1 | +201518 |
| 6sealed | 8 | Neeman, Jeremy (2053) | Won 2-1 | +271545 |
| 7sealed | 4 | Wu, Hao (1620) | Lost 1-2 | -161529 |
| 8sealed | 11 | Rogers, Matthew (1701) | Lost 1-2 | -151514 |
| 9draft | 6 | Vanderhaven, Michael (1605) | Won 2-0 | +191533 |
| 10draft | 31 | Rafferty, Thomas (1581) | Lost 0-2 | -171516 |
| 11draft | 8 | Miller, Michael J (1590) | Lost 1-2 | -161500 |
| 12draft | 26 | Matthews, Tony (1515) | Won 2-1 | +181518 |
| 13draft | 15 | Harris, Colin (1513) | Won 2-0 | +181536 |
| 14draft | 15 | Connelly-Hansen, Allan (1553) | Won 2-0 | +181554 |
| top | average opponent: 1623record: 7-4 | new rating: 1554 | ||
| Grand Prix Brisbane 2004 (COK limited) | starting rating: 1536 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 10 | Burke, Chris (1500) | Lost 1-2 | -191517 |
| 2sealed | 50 | davidson, carl (1482) | Lost 0-2 | -191498 |
| 3sealed | 77 | Lawrence, Andrew D (1465) | Lost 0-2 | -181480 |
| top | average opponent: 1483record: 0-3 | new rating: 1480 | ||
| Grand Prix Sydney 2003 (MRD limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 51 | Hutchinson, Val (1466) | Won 2-0 | +171517 |
| 2sealed | 52 | Scriven, Jarrod (1500) | Lost 1-2 | -181499 |
| 3sealed | 79 | Brown, Mark J (1498) | Won 2-1 | +181517 |
| 4sealed | 82 | Rayson, Shawn (1500) | Won 2-1 | +181535 |
| 5sealed | 55 | Rayner, Hugh (1508) | Won 2-0 | +171552 |
| 6sealed | 17 | Zhang, Jacky (1518) | Lost 0-2 | -181534 |
| 7sealed | 62 | Kwan, Chris (1638) | Lost 0-2 | -161518 |
| 8sealed | 61 | Bruce, Bronwyn (1519) | Won 2-0 | +181536 |
| top | average opponent: 1518record: 5-3 | new rating: 1536 | ||