Serna, Xavier
Current rating: 1516
Record: 4-4
| Regional Championships Sofia 2022 (pioneer) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1pioneer | 45 | Zellweger, Fabien (1462) | Won 2-0 | +171517 |
| 2pioneer | 98 | Wiktorzak, Piotr (1796) | Lost 0-2 | -131504 |
| 3pioneer | 111 | Masiakin, Nikita (1500) | Won 2-0 | +181522 |
| 4pioneer | 63 | Doherty, Jack (1526) | Lost 1-2 | -181504 |
| 5pioneer | 121 | Agricola, Giulio (1509) | Won 2-0 | +181522 |
| 6pioneer | 57 | Rohan, Alexander (1699) | Won 2-1 | +221544 |
| 7pioneer | 35 | D'Aniello, Carmine (1926) | Lost 0-2 | -121532 |
| 8pioneer | 89 | Callado, Alexander (1613) | Lost 1-2 | -161516 |
| average opponent: 1629record: 4-4 | new rating: 1516 | |||