Andresson, John
Current rating: 1412
Record: 2-7
| Grand Prix Detroit 2003 (Onslaught block) | starting rating: 1464 | |||
| round | table | opponent (rating) | result | Δrating |
| 1block | 74 | Thompson, Keith (1515) | Lost 0-2 | -171447 |
| 2block | 174 | MacLaren, William (1482) | Lost 0-2 | -171430 |
| 3block | 242 | Meader, Sandra (1464) | Lost 0-2 | -181412 |
| average opponent: 1487record: 0-3 | new rating: 1412 | |||
| Grand Prix Cleveland 2002 (Odyssey block) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1block | 93 | Pace, Carl (1500) | Lost 0-2 | -181482 |
| 2block | 242 | Rakoczy, Aaron (1482) | Lost 0-2 | -181464 |
| 3block | 243 | Gajary, Nick (1464) | Lost 1-2 | -181446 |
| 4block | 263 | Kocarek, Kenneth (1446) | Lost 0-1 | -181428 |
| 5block | 227 | Gholizadeh, Amir (1427) | Won 2-0 | +181446 |
| 6block | 181 | Zimnmerman, Ken (1447) | Won 2-1 | +181464 |
| average opponent: 1461record: 2-4 | new rating: 1464 | |||