Prebor SK Bohnice 2025 r1-3
Open SwissStandard
20 players participated in this 3-round tournament, held from 16 Oct 2025 to 23 Oct 2025 in Praha, Czech Republic. Top 10 Elo average was 1760, and top seed was Karel Horinek (🇨🇿 CZE, 1925).
Jan Akerman (🇨🇿 CZE, 1678) won with 3.0/3, ahead of Vit Chadima (2.5) and Karel Horinek (2.0). Akerman broke clear in the final round.
The biggest upset came in round 3: Vladimir Silhan (1430) beat Petr Filip (1554), a +124-point gap.
Location
🇨🇿Praha, Czech Republic
Dates
16 Oct 2025 → 23 Oct 2025
Time control
Standard: 60 minutes with 30 seconds increment from move 1
System
Swiss · 3 rounds
Federations · 1 represented
🇨🇿Czech Republic×20
Top 3
- 🥇
- 🥈
- 🥉
How it unfolded
Top 6 · 3 roundsJan Akerman led from R3; +0.5-point edge over the runner-up.
Co-leaders
9
2
1
R3–R3 · LEAD HELD
Jan Akerman held the sole lead from R3 through R3 without losing it.
R1–R3 · WIN STREAK
Jan Akerman won 3 in a row (R1–R3).
Key matchups · top 4
Head-to-head between the four finishers| Player | 1 | 2 | 3 | 4 |
|---|---|---|---|---|
| 1Jan Akerman | * | — | 1 | — |
| 2Vit Chadima | — | * | — | — |
| 3Tomas Slaby | 0 | — | * | — |
| 4Jaroslav Benkovsky | — | — | — | * |
Grille américaine
| # | Player | Elo | Fed | R1 | R2 | R3 | Pts | Bu C1 | Bu | SB | Perf | Δ |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Akerman, Jan | 1678 | CZE | +17N | +6B | +13N | 3.0 | 3.0 | 3.5 | 3.50 | 2528 | +11.4 |
| 2 | Chadima, Vit | 1857 | CZE | +14B | +15N | =3B | 2.5 | 3.0 | 4.0 | 3.00 | 2004 | +21.2 |
| 3 | Horinek, Karel | 1925 | CZE | +12N | =5B | =2N | 2.0 | 4.5 | 6.0 | 3.75 | 1827 | -5.4 |
| 4 | Benkovsky, Jaroslav | 1740 | CZE | +7N | =10B | =5N | 2.0 | 4.0 | 5.5 | 3.75 | 1818 | +6.0 |
| 5 | Chmiel, Michael | 1713 | CZE | +11B | =3N | =4B | 2.0 | 4.0 | 5.5 | 3.50 | 1824 | +18.8 |
| 6 | Slaby, Tomas | 1728 | CZE | +16B | −1N | +15B | 2.0 | 4.0 | 5.0 | 2.00 | 1760 | +2.6 |
| 7 | Brettl, Tobias | 1685 | CZE | −4B | +18N | +16B | 2.0 | 3.0 | 3.5 | 1.50 | 1641 | -4.4 |
| 8 | Kuzel, Petr | 0 | CZE | +19N | −13B | +14N | 2.0 | 2.0 | 2.0 | 1.00 | 1603 | 0.0 |
| 9 | Blazek, Miroslav | 1914 | CZE | F | +19B | +10N | 2.0 | 1.5 | 1.5 | 1.50 | 2481 | +4.2 |
| 10 | Mrazek, Martin | 1680 | CZE | +18B | =4N | −9B | 1.5 | 4.0 | 4.5 | 1.50 | 1634 | -2.6 |
| 11 | Silhan, Vladimir | 1430 | CZE | −5N | =12B | +20N | 1.5 | 3.5 | 3.5 | 0.75 | 1601 | +13.0 |
| 12 | Veselsky, Jan | 1535 | CZE | −3B | =11N | +19B | 1.5 | 3.5 | 3.5 | 0.75 | 1485 | -4.6 |
| 13 | Kuratko, Jan | 0 | CZE | F | +8N | −1B | 1.0 | 5.0 | 5.0 | 2.00 | 878 | 0.0 |
| 14 | Jakus, Lubomir | 1576 | CZE | −2N | +20B | −8B | 1.0 | 4.5 | 4.5 | 0.00 | 1706 | +5.8 |
| 15 | Kment, Jan | 1677 | CZE | +20N | −2B | −6N | 1.0 | 4.5 | 4.5 | 0.00 | 1588 | -15.6 |
| 16 | Zuna, Pavel | 1541 | CZE | −6N | +17B | −7N | 1.0 | 4.0 | 4.5 | 0.50 | 907 | -22.8 |
| 17 | Gregusova, Anna | 0 | CZE | −1B | −16N | =18B | 0.5 | 4.0 | 4.5 | 0.25 | 810 | 0.0 |
| 18 | Sauer, Jiri | 0 | CZE | −10N | −7B | =17N | 0.5 | 3.5 | 4.0 | 0.25 | 884 | 0.0 |
| 19 | Petrdlik, Martin | 0 | CZE | −8B | −9N | −12N | 0.0 | 4.0 | 5.5 | 0.00 | 926 | 0.0 |
| 20 | Filip, Petr | 1554 | CZE | −15B | −14N | −11B | 0.0 | 2.5 | 3.5 | 0.00 | 766 | -29.0 |
Key insights
Biggest movers and upsets — the story behind the numbers.
Top rating gainers
- 1Chadima, VitCZE+21.22.5 pts · #1
- 2Chmiel, MichaelCZE+18.82.0 pts · #4
- 3Silhan, VladimirCZE+13.01.5 pts · #6
Top rating losers
- 1Filip, PetrCZE-29.00.0 pts · #16
- 2Zuna, PavelCZE-22.81.0 pts · #19
- 3Kment, JanCZE-15.61.0 pts · #10
Biggest upsets
- R3+124 Elo gap