Tachon, Chappy
Current rating: 1522
Record: 4-3
| Grand Prix Madison 2015 (BFZ limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 591 | Grenz, Ally (1500) | Won 2-1 | +181518 |
| 2sealed | 250 | Hafeman, Mike (1576) | Won 2-1 | +191537 |
| 3sealed | 119 | Gordon, Tyler (1536) | Won 2-0 | +181555 |
| 4sealed | 24 | Yeh, Chih-Cheng (1586) | Won 2-1 | +191574 |
| 5sealed | 19 | Peck, Patrick (1569) | Lost 1-2 | -181556 |
| 6sealed | 202 | Denig, Jacob (1554) | Lost 0-2 | -191537 |
| 7sealed | 168 | Conkle, Mark (1681) | Lost 0-2 | -151522 |
| average opponent: 1572record: 4-3 | new rating: 1522 | |||