Weber, Johann
Current rating: 1484
Record: 3-4
| Grand Prix Atlanta 2011 (extended) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1extended | 500 | Karem, Laura (1619) | Won 2-1 | +201520 |
| 2extended | 420 | Mayes, Vernon (1518) | Lost 1-2 | -181502 |
| 3extended | 534 | Blankenship, Arthur (1555) | Lost 0-2 | -171485 |
| 4extended | 662 | Beasley, Michael J (1464) | Won 2-1 | +181503 |
| 5extended | 562 | Abbott, Chris (1502) | Won 2-1 | +181521 |
| 6extended | 583 | Yim, Chi Hoi (1497) | Lost 1-2 | -191502 |
| 7extended | 544 | Dowd, Thomas (1465) | Lost 1-2 | -181484 |
| average opponent: 1517record: 3-4 | new rating: 1484 | |||