Jaroszewski, Arkadiusz
Current rating: 1433
Record: 1-5
| Regional Championships Lille 2023 (pioneer) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1pioneer | 225 | Jaquith, Andrew (1500) | Lost 0-2 | -181482 |
| 2pioneer | 203 | Rodrigues, Andre (1474) | Lost 0-2 | -181464 |
| 3pioneer | 319 | Merino, Carlos (1466) | Won 2-1 | +181482 |
| 4pioneer | 224 | Heylen, Maxime (1625) | Lost 0-2 | -161466 |
| 5pioneer | 296 | Rose, Dan (1573) | Lost 1-2 | -161450 |
| 6pioneer | 282 | Fernandez, Miguel (1495) | Lost 0-2 | -171433 |
| average opponent: 1522record: 1-5 | new rating: 1433 | |||