Raevich, Sergai
Current rating: 1500
Record: 4-4
| Grand Prix Prague 2018 (modern) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 140 | Gartner, Marian (1443) | Lost 0-2 | -191481 |
| 2modern | 760 | Koshkina, Daria (1484) | Won 2-0 | +181499 |
| 3modern | 799 | Van Hoorn, Rene (1522) | Lost 0-2 | -181481 |
| 4modern | 678 | Kostelny, Pavel (1306) | Won 2-0 | +151496 |
| 5modern | 596 | Ratzenberger, Julius (1499) | Won 2-0 | +181514 |
| 6modern | 566 | Kumstyr, Vaclav (1518) | Won 2-1 | +181532 |
| 7modern | 393 | Kaczmarczyk, Radek (1868) | Lost 0-2 | -121520 |
| 8modern | 377 | Halme, Julius (1418) | Lost 0-2 | -201500 |
| average opponent: 1507record: 4-4 | new rating: 1500 | |||