Kirram Bituin, Mariano
Current rating: 1531
Record: 6-6
| Regional Championships Athens 2023 (pioneer) | starting rating: 1547 | |||
| round | table | opponent (rating) | result | Δrating |
| 1pioneer | 129 | Bisogno, Mario (1500) | Lost 1-2 | -191528 |
| 2pioneer | 197 | Lyons, Ciaran (1473) | Won 2-0 | +171545 |
| 3pioneer | 158 | Gordon-Brown, Alexander (1764) | Lost 1-2 | -141531 |
| average opponent: 1579record: 1-2 | new rating: 1531 | |||
| Regional Championships Sofia 2022 (pioneer) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1pioneer | 146 | Depraz, Jean-Emmanuel (2013) | Won 2-0 | +271527 |
| 2pioneer | 24 | Lindhoudt, Florian (1655) | Won 2-1 | +201547 |
| 3pioneer | 4 | Insinna, Matteo (1544) | Won 2-0 | +181565 |
| 4pioneer | 7 | Wickham, Charles (1692) | Lost 0-2 | -161549 |
| 5pioneer | 42 | Moscato, Adriano (2039) | Lost 0-2 | -101539 |
| 6pioneer | 78 | Siwarski, Lukasz (1467) | Won 2-1 | +171556 |
| 7pioneer | 47 | Mechin, Thomas (1801) | Won 2-0 | +221578 |
| 8pioneer | 38 | Santos, Bernardo (1854) | Lost 0-2 | -131565 |
| 9pioneer | 34 | Rohan, Seb (1521) | Lost 1-2 | -181547 |
| average opponent: 1732record: 5-4 | new rating: 1547 | |||