Piekatz, Pascal
Current rating: 1536
Record: 16-14-1
| Grand Prix Utrecht 2014 (M15 standard) | starting rating: 1517 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 412 | Dolstra, Menno (1796) | Won 2-0 | +231540 |
| 2standard | 139 | van den Elzen, Stef (1518) | Won 2-0 | +181558 |
| 3standard | 90 | Oldeman, Dave (1536) | Lost 1-2 | -181540 |
| 4standard | 188 | Rodriguez, Bert (1433) | Lost 0-2 | -201520 |
| 5standard | 504 | Messner, David (1452) | Won 2-0 | +161536 |
| 6standard | 320 | Rosen, Sascha (1444) | Won 2-1 | +171553 |
| 7standard | 285 | Lopez, Oliver (1535) | Lost 0-2 | -191534 |
| 8standard | 255 | Soubrier, Stephane (1625) | Lost 0-2 | -161518 |
| 9standard | 285 | Van Horenbeeck, Michae (1488) | Won 2-0 | +181536 |
| top | average opponent: 1536record: 5-4 | new rating: 1536 | ||
| Grand Prix Manchester 2014 (Theros block) | starting rating: 1522 | |||
| round | table | opponent (rating) | result | Δrating |
| 1block | 255 | Baldry, Peter (1482) | Won 2-0 | +171539 |
| 2block | 291 | Ferguson, Marc (1500) | Draw 1-1 | 01539 |
| 3block | 254 | Nuri, Muhd (1518) | Won 2-1 | +171556 |
| 4block | 142 | Bowman, Peter (1521) | Won 2-0 | +181574 |
| 5block | 263 | Few, Christopher G (1539) | Lost 1-2 | -191555 |
| 6block | 175 | Pearse, Christian (1502) | Lost 0-2 | -191536 |
| 7block | 289 | Witt, Mike (1463) | Lost 0-2 | -191517 |
| 8block | 285 | Zhao, Qifan (1604) | Lost 0-2 | -171500 |
| 9block | 256 | Mcdonald, Peter (1462) | Won 2-0 | +171517 |
| top | average opponent: 1510record: 4-4-1 | new rating: 1517 | ||
| Grand Prix Antwerp 2013 (modern) | starting rating: 1464 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 415 | Plompen, Laurens (1393) | Won 2-0 | +171481 |
| 2modern | 53 | Morel, Sebastien (1552) | Lost 0-2 | -171464 |
| 3modern | 444 | Jacobs, Koen (1534) | Won 2-1 | +191483 |
| 4modern | 498 | Hermans, Myrddin (1609) | Lost 0-2 | -151468 |
| 5modern | 477 | Hoydonckx, Yves (1392) | Lost 1-2 | -201448 |
| 6modern | 613 | Mulders, Luke (1449) | Won 2-0 | +181466 |
| 7modern | 443 | Colombo, Rene (1504) | Won 2-0 | +191485 |
| 8modern | 345 | Lebesbye, Torgeir (1500) | Won 2-0 | +181503 |
| 9modern | 182 | Luong, Hai-Hau (1546) | Won 2-1 | +191522 |
| top | average opponent: 1498record: 6-3 | new rating: 1522 | ||
| Grand Prix Bochum 2012 (RTR standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 200 | Hoffmeister, Nico (1500) | Won 2-1 | +181518 |
| 2standard | 95 | Artamonova, Maria (1550) | Lost 1-2 | -171501 |
| 3standard | 228 | Zahedinour, Kewan (1470) | Lost 0-2 | -191482 |
| 4standard | 361 | Hartmann, Robert (1481) | Lost 0-2 | -181464 |
| top | average opponent: 1500record: 1-3 | new rating: 1464 | ||