Witt, Mike
Current rating: 1529
Record: 19-20-5
| Grand Prix London 2016 (KLD limited) | starting rating: 1510 | |||
| round | table | opponent (rating) | result | Δrating |
| 3sealed | 387 | Schultz, Andreas (1563) | Won 2-1 | +191529 |
| 4sealed | 99 | Hickmann, Markus (1642) | Lost 0-2 | -161513 |
| 5sealed | 304 | Hauchard, Olivier (1793) | Draw 1-1 | +51518 |
| 6sealed | 340 | Court, Gordon (1545) | Won 2-0 | +191537 |
| 7sealed | 207 | Kyriazis, Ioannis (1727) | Won 2-1 | +211558 |
| 8sealed | 109 | Berger, Meciek (1958) | Lost 1-2 | -111547 |
| 9sealed | 240 | Sparta, Franck (1526) | Lost 1-2 | -181529 |
| top | average opponent: 1679record: 3-3-1 | new rating: 1529 | ||
| Grand Prix Manchester 2016 (SOI standard) | starting rating: 1511 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 322 | Youmg, Dale (1500) | Won 2-0 | +171528 |
| 2standard | 287 | Grosch, Mirko (1518) | Draw 1-1 | 01528 |
| 3standard | 409 | Mcintosh, Thomas (1535) | Won 2-0 | +181546 |
| 4standard | 212 | Flips, Lionel (1607) | Won 2-0 | +191565 |
| 5standard | 108 | Brown, Adam [ENG] (1554) | Lost 1-2 | -181547 |
| 6standard | 253 | Fry, Sam (1534) | Lost 0-2 | -181529 |
| 7standard | 374 | Vorosilovs, Aleksejs (1519) | Lost 0-2 | -181511 |
| 8standard | 462 | Lievesley, Tom (1495) | Draw 1-1 | 01511 |
| 9standard | 415 | Buchanan, Robbie (1504) | Draw 1-1 | -11510 |
| top | average opponent: 1529record: 3-3-3 | new rating: 1510 | ||
| Grand Prix Bologna 2016 (modern) | starting rating: 1528 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 263 | de Gottrau, Adrien (1565) | Lost 0-2 | -171511 |
| top | record: 0-1 | new rating: 1511 | ||
| Grand Prix London 2015 (ORI standard) | starting rating: 1465 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 620 | Daynes, Laura (1610) | Won 2-0 | +211486 |
| 2standard | 659 | Rigby, Martin (1520) | Lost 1-2 | -181468 |
| 3standard | 883 | Clifton, Sam J (1500) | Lost 0-2 | -171451 |
| 4standard | 1046 | Manole, Ilona-Ana (1486) | Won 2-1 | +191470 |
| 5standard | 885 | Eley, Steven (1499) | Won 2-0 | +181488 |
| 6standard | 879 | Lote, Nick (1521) | Won 2-1 | +191507 |
| 7standard | 551 | Hicks, Andy (1581) | Lost 0-2 | -171490 |
| 8standard | 567 | Sharpson, Eamonn (1568) | Won 2-0 | +201510 |
| 9standard | 387 | Segaar, Wouter (1532) | Won 2-0 | +181528 |
| top | average opponent: 1535record: 6-3 | new rating: 1528 | ||
| Grand Prix Manchester 2014 (Theros block) | starting rating: 1476 | |||
| round | table | opponent (rating) | result | Δrating |
| 3block | 245 | Volberg, Mats (1571) | Won 2-0 | +201496 |
| 4block | 227 | Venancio, Ricardo (1515) | Draw 1-1 | +11497 |
| 5block | 67 | Hall, Andy (1549) | Lost 0-2 | -181479 |
| 6block | 180 | Garner, George (1558) | Lost 1-2 | -161463 |
| 7block | 289 | Piekatz, Pascal (1536) | Won 2-0 | +191482 |
| 8block | 189 | McNamara, Hugh (1533) | Lost 0-2 | -171465 |
| top | average opponent: 1544record: 2-3-1 | new rating: 1465 | ||
| Grand Prix London 2013 (GTC limited) | starting rating: 1474 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 252 | Harvey, Simon (1491) | Won 2-0 | +181492 |
| 2sealed | 42 | Muhic, Samo (1518) | Won 1-0 | +191511 |
| 3sealed | 69 | Schepman, Patrick (1363) | Won 2-0 | +151526 |
| 4sealed | 188 | Benard, Aurelien (1578) | Lost 1-2 | -171509 |
| 5sealed | 249 | Al Takrouri, Karim (1662) | Lost 0-2 | -151494 |
| 6sealed | 423 | Frage, Damien (1535) | Lost 1-2 | -181476 |
| top | average opponent: 1525record: 3-3 | new rating: 1476 | ||
| Grand Prix Manchester 2012 (DKA limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 4sealed | 7 | Norman, Charles (1530) | Lost 1-2 | -171483 |
| 5sealed | 108 | Burden, Christopher (1618) | Won 2-1 | +201503 |
| 6sealed | 43 | Rossi, Kevin (1684) | Lost 0-2 | -151488 |
| 7sealed | 57 | Bogaard, Erikjan (1578) | Lost 1-2 | -161472 |
| 8sealed | 110 | Papakostas, Petros (1502) | Won 2-0 | +181490 |
| 9sealed | 89 | Czerwik, Tomasz (1568) | Lost 0-2 | -161474 |
| top | average opponent: 1580record: 2-4 | new rating: 1474 | ||