Aten, Michael
Current rating: 1506
| Grand Prix St. Louis 2006 (CSP limited) | starting rating: 1485 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 133 | McPherson, Amy S (1500) | Won 2-1 | +191504 |
| 2sealed | 74 | DeWood, Dale (1500) | Won 2-0 | +171521 |
| 3sealed | 36 | Steele, Derrick (1501) | Lost 1-2 | -181503 |
| 4sealed | 135 | Peyer, James (1518) | Won 2-1 | +181521 |
| 5sealed | 89 | Atkin, Phil (1673) | Lost 1-2 | -151506 |
| top | average opponent: 1538record: 3-2 | new rating: 1506 | ||
| Grand Prix Detroit 2003 (Onslaught block) | starting rating: 1483 | |||
| round | table | opponent (rating) | result | Δrating |
| 2block | 78 | Henn, Robert (1517) | Won 2-0 | +181501 |
| 3block | 12 | Shah, Ty (1539) | Won 2-0 | +191520 |
| 4block | 15 | Krieger, Nate (1556) | Lost 0-2 | -171503 |
| 5block | 87 | Smith, Elliot (1537) | Lost 1-2 | -181485 |
| top | average opponent: 1537record: 2-2 | new rating: 1485 | ||
| Grand Prix Cleveland 2002 (Odyssey block) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 3block | 82 | Mytinger, John (1536) | Lost 1-2 | -171483 |
| top | record: 0-1 | new rating: 1483 | ||