Tatchell, Sam
Current rating: 1516
Record: 6-5
| Grand Prix Brisbane 2001 (ODY limited) | starting rating: 1518 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 7 | Cornford, David (1500) | Lost 0-2 | -181500 |
| 2sealed | 46 | Caraher, Stephen (1482) | Won 2-0 | +171517 |
| 3sealed | 47 | Lightfoot, Anatoli (1557) | Lost 0-2 | -171500 |
| 4sealed | 83 | Howe, Peter (1481) | Won 2-1 | +181518 |
| 5sealed | 62 | Gerdsen, Bennett (1500) | Won 2-1 | +171535 |
| 6sealed | 60 | Cuff, Andrew (1484) | Lost 0-2 | -191516 |
| average opponent: 1501record: 3-3 | new rating: 1516 | |||
| Grand Prix Sydney 2000 (extended) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1extended | 20 | Ivas, Mark (1500) | Lost 1-2 | -181482 |
| 2extended | 52 | Barsing, Mal (1482) | Lost 1-2 | -181464 |
| 3extended | 76 | Wright, Jeremy (1464) | Won 2-0 | +181482 |
| 4extended | 81 | Rossberg, Shane (1482) | Won 2-0 | +181500 |
| 5extended | 58 | Heterick, Craig (1500) | Won 2-0 | +181518 |
| average opponent: 1486record: 3-2 | new rating: 1518 | |||