Prebor OAZY 2025 - podzim r8-9
Open SwissStandard
48 players participated in this 9-round tournament, held from 03 Dec 2025 to 10 Dec 2025 in Praha, Czech Republic. 3 federations represented. Top 10 Elo average was 1930, and top seed was Jindrich Novak (🇨🇿 CZE, 2042).
Tomas Laube (🇨🇿 CZE, 1604) won with 2.0/9, ahead of Alim Nurakyn (2.0) and Denis Bobrakov-Timoskin (2.0). Laube won on tie-break after catching the field in the final round.
The biggest upset came in round 9: Alim Nurakyn (1483) beat Vaclav Budil (1952), a +469-point gap.
Location
🇨🇿Praha, Czech Republic
Dates
03 Dec 2025 → 10 Dec 2025
Time control
Standard: 90 minutes with 30 second increment from move 1
System
Swiss · 9 rounds
Federations · 3 represented
🇨🇿Czech Republic×46
🇺🇸United States of America×1
🇰🇿Kazakhstan×1
Top 3
- 🥇
- 🥈
- 🥉
How it unfolded
Top 6 · 9 roundsTight race until R9; 4 players tied at 2.0/9, decided on Buchholz. Title race narrowed from 52 co-leaders at R4 to 4 at the finish.
Co-leaders
52
52
52
52
52
52
52
15
4
R9 · TIEBREAK CLUSTER
4 players finish on 2.0/9. Laube takes the title on Buchholz Cut1 (1.0).
Grille américaine
| # | Player | Elo | Fed | R1 | R2 | R3 | R4 | R5 | R6 | R7 | R8 | R9 | Pts | Bu C1 | Bu | SB | Perf | Δ |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Laube, Tomas | 1604 | CZE | F | F | F | F | F | F | F | +45B | +22N | 2.0 | 1.0 | 1.0 | 1.00 | 2476 | +50.0 |
| 2 | Nurakyn, Alim | 1483 | KAZ | F | F | F | F | F | F | F | +43N | +32B | 2.0 | 0.5 | 0.5 | 0.50 | 2760 | +68.0 |
| 3 | Bobrakov-Timoskin, Denis | 1542 | CZE | F | F | F | F | F | F | F | +31B | +41N | 2.0 | 0.5 | 0.5 | 0.50 | 2557 | +62.4 |
| 4 | Trefilik, Jiri | 1723 | CZE | F | F | F | F | F | F | F | +40N | +44B | 2.0 | 0.0 | 0.0 | 0.00 | 2296 | +9.6 |
| 5 | Hajek, Jiri | 1788 | CZE | F | F | F | F | F | F | F | =6B | +15B | 1.5 | 2.5 | 2.5 | 1.75 | 2085 | +14.2 |
| 6 | Cermak, Milan | 1907 | CZE | F | F | F | F | F | F | F | =5N | +21B | 1.5 | 2.5 | 2.5 | 1.75 | 1993 | +2.4 |
| 7 | Kucera, Tomas | 1979 | CZE | F | F | F | F | F | F | F | +35N | =9B | 1.5 | 2.0 | 2.0 | 1.25 | 1928 | -1.0 |
| 8 | Pokorny, Jan | 1803 | CZE | F | F | F | F | F | F | F | =29B | +20N | 1.5 | 1.5 | 1.5 | 1.25 | 1852 | +3.0 |
| 9 | Bobrakov-Timoskin, Alexandr | 1812 | CZE | F | F | F | F | F | F | F | +42B | =7N | 1.5 | 1.5 | 1.5 | 0.75 | 2022 | +10.2 |
| 10 | Poznicek, Antonin | 1785 | CZE | F | F | F | F | F | F | F | +34B | =30N | 1.5 | 1.0 | 1.0 | 0.75 | 2005 | +24.4 |
| 11 | Rektor, David | 1749 | CZE | F | F | F | F | F | F | F | +47B | =14N | 1.5 | 1.0 | 1.0 | 0.50 | 1864 | +15.6 |
| 12 | Skaba, Ladislav | 1791 | CZE | F | F | F | F | F | F | F | =14B | +42N | 1.5 | 1.0 | 1.0 | 0.50 | 1888 | +5.4 |
| 13 | Dobrylovsky, Jiri | 1472 | CZE | F | F | F | F | F | F | F | =16B | +40N | 1.5 | 1.0 | 1.0 | 0.50 | 1645 | +9.0 |
| 14 | Marko, Ondrej | 1667 | CZE | F | F | F | F | F | F | F | =12N | =11B | 1.0 | 3.0 | 3.0 | 1.50 | 1744 | +3.0 |
| 15 | Koper, Stefan | 1813 | CZE | F | F | F | F | F | F | F | +19B | −5N | 1.0 | 2.5 | 2.5 | 1.00 | 1860 | +0.8 |
| 16 | Skalicky, Jindrich | 1461 | CZE | F | F | F | F | F | F | F | =13N | =33B | 1.0 | 2.0 | 2.0 | 1.00 | 1511 | +2.6 |
| 17 | Pisa, Ivo | 1757 | CZE | F | F | F | F | F | F | F | −18N | +24B | 1.0 | 2.0 | 2.0 | 1.00 | 1701 | -1.4 |
| 18 | Marsalek, Dan | 1832 | CZE | F | F | F | F | F | F | F | +17B | −19N | 1.0 | 2.0 | 2.0 | 1.00 | 1816 | -0.8 |
| 19 | Pospech, Radim | 1914 | CZE | F | F | F | F | F | F | F | −15N | +18B | 1.0 | 2.0 | 2.0 | 1.00 | 1839 | -3.6 |
| 20 | Clifton, Alexander J | 1506 | USA | F | F | F | F | F | F | F | +33N | −8B | 1.0 | 2.0 | 2.0 | 0.50 | 1676 | +6.6 |
| 21 | Plesnivy, Martin | 1761 | CZE | F | F | F | F | F | F | F | +30B | −6N | 1.0 | 2.0 | 2.0 | 0.50 | 1872 | +4.8 |
| 22 | Repa, Vaclav | 1754 | CZE | F | F | F | F | F | F | F | +44N | −1B | 1.0 | 2.0 | 2.0 | 0.00 | 1565 | -11.4 |
| 23 | Martinec, Ondrej | 0 | CZE | F | F | F | F | F | F | F | =37B | =36N | 1.0 | 1.0 | 1.0 | 0.50 | 1562 | +6.8 |
| 24 | Vasko, Pavel | 1584 | CZE | F | F | F | F | F | F | F | +48B | −17N | 1.0 | 1.0 | 1.0 | 0.00 | 1636 | +3.6 |
| 25 | Kovarik, David | 1917 | CZE | F | F | F | F | F | F | F | +46N | F | 1.0 | 0.5 | 0.5 | 0.00 | 2479 | +4.4 |
| 26 | Borovsky, Ivan | 1835 | CZE | F | F | F | F | F | F | F | F | +46B | 1.0 | 0.0 | 0.0 | 0.00 | 2479 | +5.8 |
| 27 | Fekar, Tomas | 1717 | CZE | F | F | F | F | F | F | F | F | +45N | 1.0 | 0.0 | 0.0 | 0.00 | 2364 | +14.0 |
| 28 | Novak, Jindrich | 2042 | CZE | F | F | F | F | F | F | F | F | +43N | 1.0 | 0.0 | 0.0 | 0.00 | 2762 | +9.8 |
| 29 | Kalvach, Ladislav | 1764 | CZE | F | F | F | F | F | F | F | =8N | F | 0.5 | 2.5 | 2.5 | 0.75 | 1800 | +0.6 |
| 30 | Pacovsky, Ota | 1783 | CZE | F | F | F | F | F | F | F | −21N | =10B | 0.5 | 2.5 | 2.5 | 0.75 | 1586 | -11.4 |
| 31 | Horky, Karel | 0 | CZE | F | F | F | F | F | F | F | −3N | =38B | 0.5 | 2.5 | 2.5 | 0.25 | 1365 | -39.6 |
| 32 | Budil, Vaclav | 1952 | CZE | F | F | F | F | F | F | F | =39N | −2N | 0.5 | 2.5 | 2.5 | 0.25 | 1638 | -32.0 |
| 33 | Cerny, Vlastimil | 1534 | CZE | F | F | F | F | F | F | F | −20B | =16N | 0.5 | 2.0 | 2.0 | 0.50 | 1310 | -12.6 |
| 34 | Sterba, Karel | 1835 | CZE | F | F | F | F | F | F | F | −10N | =35B | 0.5 | 2.0 | 2.0 | 0.25 | 1514 | -16.0 |
| 35 | Vorsilka, Jiri | 1633 | CZE | F | F | F | F | F | F | F | −7B | =34N | 0.5 | 2.0 | 2.0 | 0.25 | 1696 | +2.0 |
| 36 | Barth, Vit | 1607 | CZE | F | F | F | F | F | F | F | F | =23B | 0.5 | 1.0 | 1.0 | 0.50 | 1499 | -2.8 |
| 37 | Hlavacek, Bedrich | 1538 | CZE | F | F | F | F | F | F | F | =23N | F | 0.5 | 1.0 | 1.0 | 0.50 | 1499 | -0.6 |
| 38 | Koukola, Stepan | 1581 | CZE | F | F | F | F | F | F | F | F | =31N | 0.5 | 0.5 | 0.5 | 0.25 | 1746 | +8.8 |
| 39 | Zajicek, Karel | 1973 | CZE | F | F | F | F | F | F | F | =32B | F | 0.5 | 0.5 | 0.5 | 0.25 | 1957 | -1.0 |
| 40 | Silhan, Vladimir | 1430 | CZE | F | F | F | F | F | F | F | −4B | −13B | 0.0 | 3.5 | 3.5 | 0.00 | 785 | -12.8 |
| 41 | Dolezel, Jiri | 1786 | CZE | F | F | F | F | F | F | F | F | −3B | 0.0 | 3.0 | 3.0 | 0.00 | 736 | -31.6 |
| 42 | Stanke, Petr | 1702 | CZE | F | F | F | F | F | F | F | −9N | −12B | 0.0 | 3.0 | 3.0 | 0.00 | 1003 | -14.4 |
| 43 | Polak, Jiri | 1947 | CZE | F | F | F | F | F | F | F | −2B | −28B | 0.0 | 3.0 | 3.0 | 0.00 | 1018 | -26.8 |
| 44 | Veselsky, Jan | 1535 | CZE | F | F | F | F | F | F | F | −22B | −4N | 0.0 | 3.0 | 3.0 | 0.00 | 944 | -10.0 |
| 45 | Jakus, Lubomir | 1576 | CZE | F | F | F | F | F | F | F | −1N | −27B | 0.0 | 3.0 | 3.0 | 0.00 | 826 | -16.6 |
| 46 | Akerman, Jan | 1678 | CZE | F | F | F | F | F | F | F | −25B | −26N | 0.0 | 2.0 | 2.0 | 0.00 | 1069 | -10.2 |
| 47 | Budar, Jakub | 0 | CZE | F | F | F | F | F | F | F | −11N | F | 0.0 | 1.5 | 1.5 | 0.00 | 909 | -16.8 |
| 48 | Stanke, Vilem | 1562 | CZE | F | F | F | F | F | F | F | −24N | F | 0.0 | 1.0 | 1.0 | 0.00 | 769 | -9.4 |
Key insights
Biggest movers and upsets — the story behind the numbers.
Top rating gainers
- 1Nurakyn, AlimKAZ+68.02.0 pts · #1
- 2Bobrakov-Timoskin, DenisCZE+62.42.0 pts · #2
- 3Laube, TomasCZE+50.02.0 pts · #4
Top rating losers
- 1Horky, KarelCZE-39.60.5 pts · #37
- 2Budil, VaclavCZE-32.00.5 pts · #38
- 3Dolezel, JiriCZE-31.60.0 pts · #40
Biggest upsets
- R9+469 Elo gap
- R8+464 Elo gap
- R9+244 Elo gap