Ziegenhagen, Ralf
Current rating: 1442
Record: 2-5-2
| Grand Prix Madrid 2015 (ORI limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 224 | Javier, Navarro (1500) | Lost 0-2 | -181482 |
| 2sealed | 514 | Canto Chaques, Segismundo (1486) | Draw 1-1 | 01482 |
| 3sealed | 568 | Hernandez Gonzalez, Se (1479) | Won 2-0 | +181500 |
| 4sealed | 430 | Abad, Ignacio (1498) | Draw 1-1 | 01500 |
| 5sealed | 510 | Bernal, Oscar (1501) | Lost 1-2 | -181482 |
| 6sealed | 492 | Tesar, Karel (1436) | Lost 0-2 | -191463 |
| 7sealed | 420 | Mateo Gallego, Jorge (1313) | Won 2-1 | +151478 |
| 8sealed | 327 | de la Fuente, Raul (1449) | Lost 0-2 | -181460 |
| 9sealed | 288 | Figueira, Jose Pedro (1442) | Lost 0-2 | -181442 |
| average opponent: 1456record: 2-5-2 | new rating: 1442 | |||