Polderman, Andy
Current rating: 1485
Record: 12-13-1
| Grand Prix Antwerp 2013 (modern) | starting rating: 1498 | |||
| round | table | opponent (rating) | result | Δrating |
| 2modern | 139 | Matthys, Baptist (1684) | Won 2-0 | +211519 |
| 3modern | 92 | Schneider, Christian (1444) | Won 2-1 | +171536 |
| 4modern | 89 | Hocquemiller, Arnaud (1543) | Lost 1-2 | -181518 |
| 5modern | 328 | Baldus, Michael (1613) | Lost 1-2 | -161502 |
| 6modern | 321 | Delvigne, Emmanuel (1581) | Lost 0-2 | -171485 |
| top | average opponent: 1573record: 2-3 | new rating: 1485 | ||
| Grand Prix Bochum 2012 (RTR standard) | starting rating: 1518 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 218 | Meisner, Claus (1500) | Lost 0-2 | -181500 |
| 2standard | 344 | Peters, Sven (1485) | Lost 1-2 | -181482 |
| 3standard | 342 | Barborik, Lukas (1466) | Won 2-1 | +181500 |
| 4standard | 315 | Boehm, Thomas (1482) | Won 2-0 | +171517 |
| 5standard | 230 | Bollue, Eddy (1436) | Lost 0-2 | -191498 |
| top | average opponent: 1474record: 2-3 | new rating: 1498 | ||
| Grand Prix Ghent 2012 (legacy) | starting rating: 1574 | |||
| round | table | opponent (rating) | result | Δrating |
| 2legacy | 106 | De Clercq, Stijn (1518) | Won 2-1 | +171591 |
| 3legacy | 50 | Drapala, Thomas (1769) | Lost 1-2 | -141577 |
| 4legacy | 201 | Meaney, Alan (1379) | Lost 1-2 | -221555 |
| 5legacy | 253 | Fernandez Gonzalez, Ca (1500) | Won 2-0 | +171572 |
| 6legacy | 159 | Dambron, Antoine (1518) | Lost 0-2 | -191553 |
| 7legacy | 203 | Lebeda, Jiri (1718) | Lost 0-2 | -151538 |
| 8legacy | 186 | Puissant, Benjamin (1450) | Lost 0-2 | -201518 |
| top | average opponent: 1550record: 2-5 | new rating: 1518 | ||
| Grand Prix Lille 2012 (DKA standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 11 | Arod, Christophe (1602) | Won 2-0 | +201520 |
| 2standard | 170 | Pilartz, Nicolas (1532) | Draw 1-1 | 01520 |
| 3standard | 136 | Claes, Joeri (1517) | Won 2-0 | +181538 |
| 4standard | 125 | Germain, Cedric (1486) | Lost 1-2 | -191519 |
| 5standard | 3 | Varin, Alexis (1493) | Lost 1-2 | -181501 |
| 6standard | 247 | Declerck, Rien (1500) | Won 2-0 | +181519 |
| 7standard | 185 | Doridot, Yoan (1478) | Won 2-1 | +171536 |
| 8standard | 132 | Milis, Michael (1732) | Won 2-1 | +211557 |
| 9standard | 86 | Baldwin, Chris E (1507) | Won 2-0 | +171574 |
| top | average opponent: 1539record: 6-2-1 | new rating: 1574 | ||