Belacca, Marco
Current rating: 1475
Record: 10-14
| Regional Championships Lille 2023 (pioneer) | starting rating: 1551 | |||
| round | table | opponent (rating) | result | Δrating |
| 1pioneer | 100 | Woelfler, Walter (1527) | Lost 1-2 | -181533 |
| 2pioneer | 253 | Colombo, Nicolo Matteo (1529) | Lost 1-2 | -181515 |
| 3pioneer | 282 | Vellguth, Andreas (1437) | Lost 1-2 | -201495 |
| 4pioneer | 315 | Anzile, Andrea (1366) | Lost 1-2 | -201475 |
| top | average opponent: 1465record: 0-4 | new rating: 1475 | ||
| Regional Championships Athens 2023 (pioneer) | starting rating: 1604 | |||
| round | table | opponent (rating) | result | Δrating |
| 1pioneer | 211 | Szymalski, Michal (1415) | Won 2-0 | +151619 |
| 2pioneer | 87 | De Gennaro, Adelaide (1502) | Lost 0-2 | -201599 |
| 3pioneer | 150 | Pasculli, Francesco (1501) | Lost 0-2 | -201579 |
| 4pioneer | 133 | Miani, Davide (1896) | Lost 1-2 | -121567 |
| 5pioneer | 170 | Stadler, Jan (1696) | Lost 0-2 | -161551 |
| top | average opponent: 1602record: 1-4 | new rating: 1551 | ||
| Regional Championships Naples 2023 (ONE standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 141 | Bohny, Nico (1790) | Lost 0-2 | -131487 |
| 2standard | 228 | D'Aniello, Carmine (1863) | Lost 1-2 | -111476 |
| 3standard | 193 | Carvalho, Marcio (1997) | Won 2-0 | +261502 |
| 4standard | 164 | Kaiser, Fabio (1558) | Won 2-0 | +191521 |
| 5standard | 108 | Dunitza, David (1513) | Won 2-1 | +181539 |
| 6standard | 96 | Sokolowski, Konrad (1818) | Won 2-0 | +231562 |
| 7standard | 34 | Eloranta, Joonas (2030) | Lost 0-2 | -101552 |
| 8standard | 83 | Picciafuochi, Riccardo (1697) | Won 2-1 | +211573 |
| 9standard | 55 | Olszewski, Przemyslaw (1579) | Won 2-0 | +181591 |
| 10standard | 33 | Kuisma, Matti (2076) | Won 2-1 | +261617 |
| 11standard | 22 | Gencay, Batuhan (1634) | Lost 1-2 | -181599 |
| 12standard | 42 | Sousa, Carlos (1545) | Lost 0-2 | -191580 |
| 13standard | 38 | Prail, Nicolas (1568) | Won 2-1 | +181598 |
| 14standard | 30 | Lippi, Alessandro (1815) | Won 2-1 | +221620 |
| 15standard | 33 | Dias, Ricardo (1751) | Lost 1-2 | -161604 |
| top | average opponent: 1749record: 9-6 | new rating: 1604 | ||