Muller, Ronald 2
Current rating: 1441
Record: 16-24-4
| Grand Prix Dortmund 2006 (GPT limited) | starting rating: 1445 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 63 | De Bosscher, Cedric (1465) | Won 2-0 | +181463 |
| 2sealed | 6 | Smits, Daan (1541) | Lost 1-2 | -161447 |
| 3sealed | 133 | Lybaert, Marijn (1744) | Won 2-1 | +231470 |
| 4sealed | 84 | Josupeit, Frank (1530) | Won 2-0 | +191489 |
| 5sealed | 41 | van Ravenzwaaij, Don (1484) | Lost 0-2 | -181471 |
| 6sealed | 119 | Rogowska Borys, Dorota (1450) | Won 2-1 | +181489 |
| 7sealed | 89 | Massart, Philippe (1568) | Lost 0-2 | -171472 |
| 8sealed | 77 | Schoos, Henning (1519) | Lost 1-2 | -171455 |
| 9sealed | 83 | Bredt, Klaus-Michael (1672) | Lost 0-2 | -141441 |
| top | average opponent: 1553record: 4-5 | new rating: 1441 | ||
| Grand Prix Leipzig 2005 (BOK limited) | starting rating: 1379 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 106 | Marciniszyn, Michal (1630) | Won 2-0 | +221401 |
| 3sealed | 28 | Salamon, Michal (1691) | Lost 0-2 | -131388 |
| 4sealed | 98 | Lichniak, Marcin (1586) | Lost 1-2 | -141374 |
| 5sealed | 142 | Nielsen, Morten (1513) | Lost 1-2 | -161358 |
| 6sealed | 131 | Sutor, Emanuel (1638) | Won 2-0 | +231381 |
| 7sealed | 111 | Fiedler, Kai (1500) | Won 2-1 | +201401 |
| 8sealed | 77 | Koptisch, Stefan (1562) | Won 2-0 | +211422 |
| 9sealed | 57 | Groth, Timo (1696) | Won 2-1 | +231445 |
| top | average opponent: 1602record: 5-3 | new rating: 1445 | ||
| Grand Prix Munich 2003 (MRD limited) | starting rating: 1382 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 183 | Seitz, Gerhard (1517) | Won 2-0 | +201402 |
| 3sealed | 84 | Enzenhofer, Andreas (1524) | Draw 1-1 | +21404 |
| 4sealed | 129 | Rohland, Lukas (1501) | Lost 0-2 | -161388 |
| 5sealed | 226 | Brundler, Alex (1390) | Won 2-0 | +181406 |
| 6sealed | 142 | Johannsen, Dennis (1544) | Lost 0-2 | -151391 |
| 7sealed | 187 | Lange, Oliver (1523) | Lost 0-2 | -161375 |
| 8sealed | 179 | Rall, Oliver (1498) | Won 2-0 | +201395 |
| 9sealed | 131 | Bottcher, Daniel (1458) | Lost 1-2 | -161379 |
| top | average opponent: 1494record: 3-4-1 | new rating: 1379 | ||
| Grand Prix Prague 2003 (LGN limited) | starting rating: 1395 | |||
| round | table | opponent (rating) | result | Δrating |
| 4sealed | 70 | Schaffernicht, Erik (1523) | Lost 1-2 | -161379 |
| 5sealed | 121 | Engleitner, Herbert (1527) | Won 2-1 | +211400 |
| 6sealed | 37 | Komanicky, Vladimir (1786) | Lost 1-2 | -111389 |
| 7sealed | 90 | Chiera, Luca (1650) | Lost 0-2 | -141375 |
| 8sealed | 153 | Dvorak, Tomas (1518) | Won 2-0 | +211396 |
| 9sealed | 110 | Schraut, Andreas (1618) | Lost 1-2 | -141382 |
| top | average opponent: 1604record: 2-4 | new rating: 1382 | ||
| Grand Prix Hamburg 2002 (Odyssey block) | starting rating: 1461 | |||
| round | table | opponent (rating) | result | Δrating |
| 4block | 68 | Utz, Kai (1526) | Lost 0-2 | -161445 |
| 5block | 73 | O'Leary, Christoph (1431) | Lost 1-2 | -191426 |
| 6block | 142 | Bergstrom, Jonathan (1504) | Draw 1-1 | +21428 |
| 7block | 128 | Kure, Bjarke Hvass (1508) | Lost 1-2 | -171411 |
| 8block | 127 | Noer, Anders (1502) | Lost 0-2 | -161395 |
| top | average opponent: 1494record: 0-4-1 | new rating: 1395 | ||
| Grand Prix Heidelberg 2002 (TOR limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 191 | Neff, Sepp (1452) | Won 2-0 | +171517 |
| 2sealed | 94 | Rosebeary, Greg (1418) | Draw 1-1 | -21515 |
| 3sealed | 143 | Kunzel, Stefan (1519) | Lost 0-2 | -181497 |
| 4sealed | 248 | Grond, Sebastian (1609) | Lost 0-2 | -161481 |
| 5sealed | 285 | Matheis, Dennis (1482) | Lost 1-2 | -181463 |
| 6sealed | 263 | Martins, Tony (1463) | Won 2-1 | +181481 |
| 7sealed | 186 | Mehta, Dinesh (1382) | Lost 0-2 | -191462 |
| 8sealed | 167 | Kryvosheiev, Sergii (1445) | Draw 1-1 | -11461 |
| top | average opponent: 1471record: 2-4-2 | new rating: 1461 | ||