Geerdink, Bas
Current rating: 1517
| Grand Prix Antwerp 2002 (TOR limited) | starting rating: 1557 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 188 | Lagas, Joost (1500) | Lost 0-2 | -191538 |
| 2sealed | 200 | Van Der Jeught, Sam (1481) | Won 2-1 | +171555 |
| 3sealed | 114 | van Ruytelaar, Micha-e (1499) | Lost 0-2 | -191536 |
| 4sealed | 196 | Rohde, Karl Heinz (1597) | Lost 0-1 | -171519 |
| 5sealed | 214 | Sonck, Johan (1452) | Won 2-0 | +171536 |
| 6sealed | 163 | Pinkster, Wilco (1480) | Lost 1-2 | -191517 |
| top | average opponent: 1502record: 2-4 | new rating: 1517 | ||
| Grand Prix Warsaw 2001 (Invasion block) | starting rating: 1519 | |||
| round | table | opponent (rating) | result | Δrating |
| 1block | 126 | Czyzycki, Rafal (1500) | Lost 0-2 | -191500 |
| 2block | 122 | Herman, Michael (1482) | Won 2-0 | +181518 |
| 3block | 71 | Kubiar, Peter (1505) | Lost 0-2 | -181500 |
| 4block | 174 | Niinlaup, Kaivo (1481) | Won 2-1 | +171517 |
| 5block | 87 | Debard, Michael (1671) | Won 2-0 | +211538 |
| 6block | 66 | Weber, Robert (1535) | Won 2-1 | +181556 |
| 7block | 47 | Horak, Slavoj (1487) | Won 2-1 | +171573 |
| 8block | 43 | Kuhn, Janosch (1704) | Lost 0-2 | -161557 |
| top | average opponent: 1546record: 5-3 | new rating: 1557 | ||
| Grand Prix Copenhagen 2000 (PCY limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 93 | Fiedler, Henning (1500) | Lost 1-2 | -181482 |
| 2sealed | 94 | Sorensen, Jakob (1518) | Won 2-0 | +191501 |
| 3sealed | 78 | Joiner, Steve (1500) | Won 2-0 | +181519 |
| 4sealed | 51 | Pettifer, Philip (1468) | Draw 1-1 | -11518 |
| 5sealed | 76 | Baierhofer, Horst (1484) | Won 1-0 | +171535 |
| 6sealed | 48 | Courtois, Frederic (1613) | Lost 1-2 | -161519 |
| top | average opponent: 1514record: 3-2-1 | new rating: 1519 | ||