Copigny, Sacha
Current rating: 1536
Record: 5-4
| Regional Championships Lille 2023 (pioneer) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1pioneer | 61 | Monko, Jakub (1500) | Won 2-1 | +181518 |
| 2pioneer | 35 | de Santiago, Jorge (1518) | Lost 0-2 | -181500 |
| 3pioneer | 116 | Martinez, Peto (1540) | Lost 0-2 | -171483 |
| 4pioneer | 192 | Begovic, Goran (1525) | Won 2-1 | +191502 |
| 5pioneer | 165 | Van Eeghen, Elmer (1858) | Lost 1-2 | -121490 |
| 6pioneer | 185 | Kaczmarczyk, Radek (1667) | Won 2-1 | +211511 |
| 7pioneer | 176 | Ciani, Paolo (1644) | Won 2-1 | +201531 |
| 8pioneer | 81 | De Gennaro, Adelaide (1571) | Won 2-1 | +191550 |
| 9pioneer | 93 | Gonzalez Romero, David (1759) | Lost 1-2 | -141536 |
| average opponent: 1620record: 5-4 | new rating: 1536 | |||