Cerny, Michal
Current rating: 1503
Record: 8-8
| Grand Prix Prague 2019 (UMA limited) | starting rating: 1502 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 656 | Grosse-Stoltenberg, Markus (1419) | Lost 0-2 | -191483 |
| 2sealed | 1169 | Treacy-Mcgee, Sam (1447) | Won 2-0 | +171500 |
| 3sealed | 995 | Nemec, Jakub (1587) | Lost 0-2 | -161484 |
| 4sealed | 1066 | Jimenez Veciana, Marc Angel (1479) | Won 2-0 | +181502 |
| 5sealed | 673 | Vanbockstael, Theophile (1483) | Lost 1-2 | -191483 |
| 6sealed | 829 | Gross, Moritz (1630) | Lost 0-2 | -151468 |
| 7sealed | 723 | Bunka, Cyrill (1384) | Won 2-1 | +161484 |
| 8sealed | 578 | Kretschmer, Maximilian (1540) | Won 2-1 | +191503 |
| average opponent: 1496record: 4-4 | new rating: 1503 | |||
| Grand Prix Prague 2018 (modern) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 630 | Borcevsky, Pavel (1581) | Lost 1-2 | -171483 |
| 2modern | 755 | Koch, Dominik (1483) | Won 2-0 | +181501 |
| 3modern | 502 | Turetskiy, Mihail (1504) | Won 2-1 | +191520 |
| 4modern | 464 | Olivieri, David (1443) | Won 2-1 | +161536 |
| 5modern | 216 | del Riego, Rafael (1575) | Lost 1-2 | -171519 |
| 6modern | 468 | Petrik, Adam (1594) | Lost 1-2 | -171502 |
| 7modern | 565 | Kosheev, Alexey (1495) | Lost 1-2 | -181484 |
| 8modern | 582 | Biedermann, David (1501) | Won 2-0 | +181502 |
| average opponent: 1522record: 4-4 | new rating: 1502 | |||