Ruzizka, Ernst
Current rating: 1554
Record: 21-18-5 (GP) / 6-6-1 (professional)
| Grand Prix Vienna 2004 (COK limited) | starting rating: 1556 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 245 | Payr, Michal (1500) | Draw 1-1 | -11555 |
| 2sealed | 246 | Leiensetter, Marc (1500) | Won 2-1 | +171572 |
| 3sealed | 159 | Cambor, Rastislav (1517) | Lost 0-2 | -191553 |
| 4sealed | 298 | Fras, Martin (1571) | Won 2-1 | +191572 |
| 5sealed | 217 | Rodano, Orlando (1604) | Lost 0-2 | -181554 |
| top | average opponent: 1538record: 2-2-1 | new rating: 1554 | ||
| Grand Prix Munich 2003 (MRD limited) | starting rating: 1543 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 282 | Beyer, Sebastian (1500) | Lost 1-2 | -191524 |
| 2sealed | 351 | Allard, Remy (1484) | Won 2-0 | +171541 |
| 3sealed | 351 | Nguyen, Xuan-Phi (1566) | Won 2-1 | +191560 |
| 4sealed | 168 | Sierocinski, Pawel (1701) | Won 2-0 | +201580 |
| 5sealed | 179 | Cruz, Stefan (1471) | Won 2-1 | +161596 |
| 6sealed | 123 | Staes, Bram (1537) | Lost 1-2 | -191577 |
| 7sealed | 139 | Liptak, Gabor (1471) | Won 2-1 | +161593 |
| 8sealed | 65 | Fegert, Klaus (1566) | Lost 0-2 | -181575 |
| 9sealed | 110 | Dumitrescu, Alexandru (1541) | Lost 1-2 | -191556 |
| top | average opponent: 1537record: 5-4 | new rating: 1556 | ||
| Grand Prix Prague 2003 (LGN limited) | starting rating: 1528 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 154 | Cerny, Jiri (1449) | Draw 1-1 | -21526 |
| 2sealed | 238 | Jakubzig, Georg (1484) | Draw 1-1 | -11525 |
| 3sealed | 341 | Ciprovsky, Tourds (1500) | Won 1-0 | +181543 |
| top | average opponent: 1477record: 1-0-2 | new rating: 1543 | ||
| Grand Prix Heidelberg 2002 (TOR limited) | starting rating: 1523 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 239 | Koster, Raphael (1500) | Won 2-0 | +181541 |
| 2sealed | 198 | Schrama, Patrick (1595) | Lost 1-2 | -171524 |
| 3sealed | 229 | Plaumann, Rainer (1531) | Lost 0-2 | -181506 |
| 4sealed | 286 | Hutter, Andreas (1480) | Won 2-0 | +171523 |
| 5sealed | 195 | Thivent, Bruno (1503) | Won 2-0 | +181541 |
| 6sealed | 144 | Levy, Raphael (1858) | Lost 0-2 | -121529 |
| 7sealed | 150 | Pavuna, Stjepan (1501) | Lost 1-2 | -191510 |
| 8sealed | 143 | Martin, Wolfram (1487) | Won 2-1 | +181528 |
| top | average opponent: 1557record: 4-4 | new rating: 1528 | ||
| Grand Prix Vienna 2001 (ODY limited) | starting rating: 1528 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 117 | Buckova, Sona (1481) | Won 2-0 | +171545 |
| 2sealed | 140 | Brodzak, Jan (1575) | Lost 0-1 | -181527 |
| 3sealed | 148 | Derdak, Christoph (1559) | Lost 0-2 | -171510 |
| 4sealed | 251 | Lev, Andreas (1466) | Lost 1-2 | -191491 |
| 5sealed | 243 | Schwogerke, Gunther (1464) | Won 2-1 | +181509 |
| 6sealed | 204 | Weinmayer, Mart (1481) | Lost 1-2 | -191490 |
| 7sealed | 179 | Mehta, Dinesh (1426) | Won 2-1 | +171507 |
| 8sealed | 145 | Weile, Daniel (1405) | Won 2-0 | +161523 |
| top | average opponent: 1482record: 4-4 | new rating: 1523 | ||
| Grand Prix Prague 2001 (PLS limited) | starting rating: 1470 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 144 | Cibej, Andrej (1440) | Draw 1-1 | -11469 |
| 2sealed | 151 | Czoch, Andras (1500) | Won 2-1 | +191488 |
| 3sealed | 94 | Sagner, Andreas (1518) | Won 2-0 | +191507 |
| 4sealed | 55 | Posolda, Petr (1470) | Won 2-0 | +171524 |
| 5sealed | 30 | Henel, Tomasz (1554) | Won 2-0 | +181542 |
| 6sealed | 12 | Leonov, Max (1591) | Lost 0-2 | -171525 |
| 7sealed | 45 | Hoelzl, Johannes (1554) | Won 2-0 | +191544 |
| 8sealed | 21 | Sita, Jaroslav (1638) | Lost 1-2 | -161528 |
| top | average opponent: 1533record: 5-2-1 | new rating: 1528 | ||
| Grand Prix Vienna 1999 (extended) | starting rating: 1506 | |||
| round | table | opponent (rating) | result | Δrating |
| 1extended | 38 | Szabo, Lazar (1500) | Draw 0-0 | 01506 |
| 2extended | 101 | Alcantara, Jomar (1500) | Lost 0-0 | -181488 |
| 3extended | 142 | Liptak, Karoly (1480) | Lost 0-0 | -181470 |
| top | average opponent: 1493record: 0-2-1 | new rating: 1470 | ||
| Pro Tour Los Angeles 1999 (USG rochester) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1rochester | 135 | Klauser, Benedikt (1453) | Lost 0-0 | -191481 |
| 2rochester | 14 | Mongauze, Philippe (1500) | Won 2-1 | +181499 |
| 3rochester | 163 | Myrvig, Peter (1500) | Draw 1-1 | 01499 |
| 4rochester | 3 | Weber, Joseph (1554) | Won 2-1 | +191518 |
| 5rochester | 116 | Clegg, Daniel (1445) | Won 2-1 | +171535 |
| 6rochester | 136 | Hamon, Yann (1558) | Won 0-0 | +191554 |
| 7rochester | 73 | Luhrs, Christian (1555) | Won 0-0 | +181572 |
| 8rochester | 18 | Yoo, John (1683) | Lost 0-0 | -161556 |
| 9rochester | 5 | Price, David (1739) | Lost 0-2 | -151541 |
| 10rochester | 31 | Sayers, Adrian (1540) | Lost 1-2 | -181523 |
| 11rochester | 32 | Ibamoto, Masami (1577) | Won 2-0 | +191542 |
| 12rochester | 1 | Fuller, Ryan (1571) | Lost 0-2 | -181524 |
| 13rochester | 14 | Swan, Thomas (1524) | Lost 1-2 | -181506 |
| top | average opponent: 1554record: 6-6-1 | new rating: 1506 | ||