Lehman, Michael
Current rating: 1499
Record: 31-32-3
| Grand Prix Washington DC 2017 (HOU standard) | starting rating: 1555 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 348 | Carpenter, Jacob (1445) | Lost 1-2 | -201535 |
| 2standard | 494 | Quinn, Stephen (1570) | Lost 0-2 | -171518 |
| 3standard | 699 | Bergeron, John (1450) | Won 2-0 | +161534 |
| 4standard | 607 | Meador, Leith (1612) | Lost 0-2 | -161518 |
| 5standard | 675 | Bonner, Mitchell (1467) | Lost 0-2 | -191499 |
| top | average opponent: 1509record: 1-4 | new rating: 1499 | ||
| Grand Prix Pittsburgh 2016 (SOI standard) | starting rating: 1536 | |||
| round | table | opponent (rating) | result | Δrating |
| 2standard | 60 | Lyons, Tre (1445) | Lost 1-2 | -201516 |
| 3standard | 558 | Bubb, Adam (1499) | Won 2-0 | +181534 |
| 4standard | 278 | Woolard, Horace (1504) | Won 1-0 | +171551 |
| 5standard | 288 | Sweeney, Austin (1661) | Won 2-1 | +201571 |
| 6standard | 93 | Deerwester, Isaac (1634) | Draw 1-1 | +11572 |
| 7standard | 127 | Freas, Gerald (1666) | Won 2-1 | +201592 |
| 8standard | 76 | Jones, Luke (1539) | Lost 0-2 | -191573 |
| 9standard | 155 | Puffinburger, Justin (1569) | Lost 1-2 | -181555 |
| top | average opponent: 1565record: 4-3-1 | new rating: 1555 | ||
| Grand Prix Charlotte 2016 (modern) | starting rating: 1560 | |||
| round | table | opponent (rating) | result | Δrating |
| 2modern | 516 | Matthews, Steven (1494) | Won 2-0 | +171577 |
| 3modern | 257 | Cameresi, Aaron (1534) | Lost 1-2 | -191558 |
| 4modern | 406 | Lloyd, Andrew (1457) | Lost 0-2 | -201538 |
| 5modern | 580 | Fischer, Steven (1436) | Won 2-0 | +161554 |
| 6modern | 161 | Sim, John (1520) | Won 2-0 | +181572 |
| 7modern | 336 | Pittman, Ric (1551) | Lost 1-2 | -191553 |
| 8modern | 480 | Thomas, Jeff (1560) | Lost 0-2 | -171536 |
| top | average opponent: 1507record: 3-4 | new rating: 1536 | ||
| Grand Prix New York 2016 (SOI standard) | starting rating: 1541 | |||
| round | table | opponent (rating) | result | Δrating |
| 2standard | 360 | Wilson, Zachary (1533) | Won 2-1 | +181559 |
| 3standard | 157 | Hill, Tyler (2009) | Lost 1-2 | -101549 |
| 4standard | 634 | Schantz, Mathew (1537) | Won 2-0 | +181567 |
| 5standard | 243 | Baker, Jason (1561) | Lost 1-2 | -181549 |
| 6standard | 378 | Kroll, Steven (1675) | Won 2-1 | +201569 |
| 7standard | 241 | Pratt, Phil (1517) | Won 2-1 | +171586 |
| 8standard | 132 | Scott, Matt (1639) | Lost 1-2 | -171569 |
| 9standard | 244 | Saunders, Peter (1696) | Won 2-1 | +201589 |
| 10standard | 283 | Muftic, Max (1565) | Won 2-1 | +181607 |
| 11standard | 118 | Smoot, Christopher (1512) | Won 2-1 | +161623 |
| 12standard | 121 | Hofmann, Mike (1866) | Lost 0-2 | -141609 |
| 13standard | 109 | Rankin, Mark (1651) | Lost 1-2 | -171592 |
| 14standard | 168 | Dissinger, Cory (1723) | Lost 0-2 | -151577 |
| 15standard | 180 | Bowman, Jeremy (1661) | Lost 0-2 | -171560 |
| top | average opponent: 1653record: 7-7 | new rating: 1560 | ||
| Grand Prix Pittsburgh 2015 (modern) | starting rating: 1537 | |||
| round | table | opponent (rating) | result | Δrating |
| 2modern | 624 | D'Addario, Daniel (1598) | Lost 0-2 | -171520 |
| 3modern | 997 | Brilliant, Parker (1501) | Won 2-1 | +171537 |
| 4modern | 350 | Lowenberger, Joshua (1518) | Lost 0-2 | -181519 |
| 5modern | 701 | Kim, Tristan (1499) | Won 2-0 | +181537 |
| 6modern | 747 | Edgerle, Nick (1679) | Won 2-1 | +201557 |
| 7modern | 256 | Barone, Vincent (1543) | Won 2-1 | +181575 |
| 8modern | 290 | Gutterman, Alexander (1550) | Lost 1-2 | -181557 |
| 9modern | 252 | Gordon, Andrew [CAN] (1722) | Lost 0-2 | -161541 |
| top | average opponent: 1576record: 4-4 | new rating: 1541 | ||
| Grand Prix Orlando 2014 (KTK limited) | starting rating: 1538 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 44 | Wobig, Damien (1518) | Draw 1-1 | -11537 |
| 3sealed | 221 | Velarde, Alex (1517) | Won 2-0 | +181555 |
| 4sealed | 111 | Manzo, Richard (1540) | Lost 0-2 | -181537 |
| top | average opponent: 1525record: 1-1-1 | new rating: 1537 | ||
| Grand Prix Washington DC 2014 (JOU limited) | starting rating: 1556 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 187 | Cooney, Michael (1518) | Lost 1-2 | -181538 |
| 3sealed | 303 | Bray, Nicholas (1534) | Won 2-0 | +171555 |
| 4sealed | 357 | Cornwell, Kyle (1571) | Lost 0-2 | -171538 |
| 5sealed | 480 | Martin, Paul (1546) | Won 2-1 | +181556 |
| 6sealed | 366 | Hawthorne, Ken (1538) | Lost 1-2 | -181538 |
| top | average opponent: 1541record: 2-3 | new rating: 1538 | ||
| Grand Prix Philadelphia 2014 (BNG limited) | starting rating: 1554 | |||
| round | table | opponent (rating) | result | Δrating |
| 3sealed | 97 | Chatfield, Lawrence (1717) | Lost 1-2 | -151539 |
| 4sealed | 408 | Lefterov, Alexander (1631) | Lost 0-2 | -161523 |
| 5sealed | 638 | Ly, Sunkey (1498) | Won 2-0 | +171540 |
| 6sealed | 264 | Kehs, Eric (1519) | Won 2-0 | +181558 |
| 7sealed | 224 | Goldberg, Frazer (1535) | Lost 1-2 | -191539 |
| 8sealed | 293 | Ashley, Brandon (1502) | Won 0-0 | +181557 |
| 9sealed | 242 | PRUTZMAN, STEPHEN (1527) | Draw 1-1 | -11556 |
| top | average opponent: 1561record: 3-3-1 | new rating: 1556 | ||
| Grand Prix Richmond 2014 (modern) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 1312 | Hosler, Robert (1500) | Won 2-0 | +181518 |
| 2modern | 1330 | Dake, Matthew (1518) | Lost 0-2 | -181500 |
| 3modern | 1430 | Handley, Spencer (1461) | Lost 0-2 | -191481 |
| 4modern | 1519 | Jenkins, James (1466) | Lost 0-2 | -181463 |
| 5modern | 1519 | Mccready, Richard (1497) | Won 2-1 | +191482 |
| 6modern | 1439 | Porter, Bryan (1485) | Won 2-0 | +181500 |
| 7modern | 1328 | Calhoun, Christopher (1534) | Won 2-0 | +181518 |
| 8modern | 1238 | Hemmert, Mark (1520) | Won 2-0 | +181536 |
| 9modern | 1143 | Dail, Ryan (1522) | Won 2-0 | +181554 |
| top | average opponent: 1500record: 6-3 | new rating: 1554 | ||