Zierold, Keven
Current rating: 1553
Record: 6-3
| Grand Prix Bochum 2012 (RTR standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 580 | Declerck, Rien (1467) | Won 2-0 | +171517 |
| 2standard | 535 | Viehmann, Sebastian (1518) | Lost 1-2 | -181499 |
| 3standard | 810 | Gaul, Alexander (1553) | Lost 0-2 | -171482 |
| 4standard | 889 | Hudelmaier, Ralph (1393) | Won 2-0 | +171499 |
| 5standard | 751 | De Haan, Rob (1622) | Lost 1-2 | -161483 |
| 6standard | 780 | Meissner, Petr (1481) | Won 2-1 | +181501 |
| 7standard | 738 | Vandenborre, Fabrice (1500) | Won 2-0 | +181519 |
| 8standard | 644 | Mannefeld, Timo (1518) | Won 2-0 | +181537 |
| 9standard | 608 | Elez, Goran (1431) | Won 2-1 | +161553 |
| average opponent: 1498record: 6-3 | new rating: 1553 | |||