Ronaldson, Ivan
Current rating: 1391
Record: 5-7-1 (GP) / 8-16-1 (professional)
| Grand Prix London 2002 (Odyssey block) | starting rating: 1380 | |||
| round | table | opponent (rating) | result | Δrating |
| 1block | 169 | Gazey, Dave (1523) | Won 2-0 | +211401 |
| 2block | 113 | Martins, Joao (1485) | Draw 1-1 | +11402 |
| 3block | 114 | Bertiou, Simon (1517) | Won 2-1 | +201422 |
| 4block | 89 | Dane, Roger (1585) | Lost 0-2 | -151407 |
| 5block | 148 | Bartalucci, Andrea (1519) | Lost 1-2 | -161391 |
| top | average opponent: 1526record: 2-2-1 | new rating: 1391 | ||
| Grand Prix London 2001 (Invasion block) | starting rating: 1386 | |||
| round | table | opponent (rating) | result | Δrating |
| 3block | 74 | Schweneke, Philipp (1550) | Lost 0-2 | -151371 |
| 4block | 113 | Amen, Maurice (1520) | Won 2-0 | +201391 |
| 5block | 41 | Torng, Christophe (1481) | Lost 1-2 | -161375 |
| 6block | 112 | Sorensen, Jan (1551) | Won 2-1 | +211396 |
| 7block | 76 | Oberauer, Florian (1512) | Lost 0-2 | -161380 |
| top | average opponent: 1523record: 2-3 | new rating: 1380 | ||
| 2001 European Championship (mixed) | starting rating: 1448 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 40 | Toikka, Arho (1555) | Won 2-0 | +201468 |
| 2standard | 53 | Tweedale, Darryl (1390) | Lost 0-2 | -201448 |
| 3standard | 82 | Schaffer, Balazs (1511) | Lost 0-2 | -171431 |
| 4standard | 110 | Bruck, Steve (1487) | Lost 1-2 | -171414 |
| 5standard | 119 | O'Donnell, Tim (1432) | Won 2-1 | +191433 |
| 6standard | 79 | Rosso, Daniele (1522) | Lost 0-2 | -171416 |
| 7standard | 114 | Jensen, Niels Sanders (1699) | Lost 0-2 | -131403 |
| 8rochester | 113 | Konuralp, Onur (1415) | Lost 0-2 | -171386 |
| top | average opponent: 1501record: 2-6 | new rating: 1386 | ||
| Grand Prix Amsterdam 2001 (INV limited) | starting rating: 1463 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 13 | Jurkovic, Robert (1516) | Lost 0-2 | -171446 |
| 3sealed | 220 | Doorenweerd, Mischa (1501) | Won 2-0 | +191465 |
| 4sealed | 122 | Van Der Eerden, Jos (1518) | Lost 0-2 | -171448 |
| top | average opponent: 1512record: 1-2 | new rating: 1448 | ||
| Pro Tour Chicago 2000 (INV standard) | starting rating: 1451 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 46 | Kambourakis, Joseph (1535) | Lost 0-2 | -161435 |
| 2standard | 94 | Campbell, Alan (1486) | Won 2-0 | +191454 |
| 3standard | 87 | Edbury, Richard (1585) | Won 2-0 | +201474 |
| 4standard | 52 | Fuller, Ryan (1886) | Won 2-0 | +251499 |
| 5standard | 45 | Hassaku, Jinpei (1615) | Lost 0-2 | -161483 |
| 6standard | 44 | Keller, Thomas (1733) | Won 2-0 | +231506 |
| 7standard | 39 | Witt, Alexander (1602) | ID | 01506 |
| 8standard | 30 | Holcomb, Ty (1528) | Draw 1-1 | 01506 |
| 9standard | 37 | McCord, Scott (1792) | Lost 1-2 | -131493 |
| 10standard | 42 | Tuduri, Ricard (1632) | Won 2-1 | +211514 |
| 11standard | 33 | Ho, Ken (1606) | Lost 0-2 | -171497 |
| 12standard | 40 | Snijders, Joris (1529) | Lost 1-2 | -171480 |
| 13standard | 43 | Jean, Philippe (1519) | Lost 0-2 | -171463 |
| top | average opponent: 1619record: 5-6-2 | new rating: 1463 | ||
| Pro Tour Los Angeles 1999 (USG rochester) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1rochester | 15 | Simpson, Ken (1500) | Lost 0-0 | -181482 |
| 2rochester | 127 | LePine, Mark (1728) | Lost 1-2 | -141468 |
| 3rochester | 154 | Mondragon, Daniel (1465) | Won 2-1 | +181486 |
| 4rochester | 123 | Refsdal, Gunnar (1540) | Lost 1-2 | -171469 |
| 5rochester | 16 | Baranowski, Matthew (1465) | Lost 0-2 | -181451 |
| top | average opponent: 1539record: 1-4 | new rating: 1451 | ||