Orvis, Jacob
Current rating: 1531
Record: 5-4
| Regional Championships Athens 2023 (pioneer) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1pioneer | 34 | Sznajder, Kacper (1489) | Won 2-0 | +181518 |
| 2pioneer | 43 | Ganesio, Paolo (1518) | Lost 1-2 | -181500 |
| 3pioneer | 154 | Anzile, Andrea (1421) | Won 2-0 | +161516 |
| 4pioneer | 39 | Vervoort, Max (1572) | Lost 0-2 | -171499 |
| 5pioneer | 103 | Kosovic, Marko (1501) | Won 2-0 | +181517 |
| 6pioneer | 54 | Santos, Diogo (1740) | Won 2-1 | +221539 |
| 7pioneer | 60 | Hyttel, Lucas (1769) | Lost 1-2 | -131526 |
| 8pioneer | 75 | Miele, Giuseppe (1548) | Won 2-0 | +181544 |
| 9pioneer | 40 | Nappi, Tobia Daniele (1857) | Lost 0-2 | -131531 |
| average opponent: 1602record: 5-4 | new rating: 1531 | |||