International Chess Holiday 2025 - K1
Round-RobinStandard
10 players participated in this 9-round tournament, held from 27 Jul 2025 to 01 Aug 2025 in Praha, Czech Republic. 2 federations represented. Top 10 Elo average was 1882, and top seed was Thomas Melerowicz (🇩🇪 GER, 1979).
Petr Tichy (🇨🇿 CZE, 1967) won with 6.5/9, ahead of Michal Dome (6.0) and Thomas Melerowicz (5.5). Tichy broke clear in the final round.
The biggest upset came in round 9: Frantisek Jiri Lebeda (1857) beat Michal Dome (1963), a +106-point gap.
Location
🇨🇿Praha, Czech Republic
Dates
27 Jul 2025 → 01 Aug 2025
Time control
Standard: 90 minutes with 30 second increment from move 1
System
Round-robin · 9 rounds
Federations · 2 represented
🇨🇿Czech Republic×7
🇩🇪Germany×3
Top 3
- 🥇
- 🥈
- 🥉
How it unfolded
Top 10 · 9 roundsPetr Tichy led from R3 onwards, the runner-up race stayed tight.
Co-leaders
3
3
1
1
2
2
1
2
1
R3–R9 · LEAD HELD
Petr Tichy held the sole lead from R3 through R9 without losing it.
R2 · HEAD-TO-HEAD · WINNER VS 2ND
Petr Tichy drew with Michal Dome (Black).
R1–R9 · UNBEATEN
Petr Tichy went unbeaten across 9 games (R1–R9).
Cross-table
| # | Player | Elo | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | Pts | SB | Bh | Δ Elo | Perf |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | 🇨🇿Tichy, Petr | 1967 | * | ½ | ½ | 1 | ½ | ½ | 1 | ½ | 1 | 1 | 6.5 | 26.75 | 38.5 | +17.0 | 2038 |
| 2 | 🇨🇿Dome, Michal | 1963 | ½ | * | ½ | 0 | 1 | ½ | 1 | ½ | 1 | 1 | 6.0 | 24.25 | 39.0 | +8.6 | 1998 |
| 3 | 🇩🇪Melerowicz, Thomas, Dr. | 1979 | ½ | ½ | * | ½ | 1 | ½ | ½ | 1 | ½ | ½ | 5.5 | 23.75 | 39.5 | -6.0 | 1951 |
| 4 | 🇨🇿Lebeda, Frantisek Jiri | 1857 | 0 | 1 | ½ | * | ½ | ½ | 1 | ½ | 0 | 1 | 5.0 | 21.75 | 40.0 | +33.2 | 1928 |
| 5 | 🇨🇿Smisek, Robin | 1824 | ½ | 0 | 0 | ½ | * | ½ | 1 | ½ | 1 | ½ | 4.5 | 18.00 | 40.5 | +30.0 | 1888 |
| 6 | 🇩🇪Schimmer, Michael | 1819 | ½ | ½ | ½ | ½ | ½ | * | 0 | ½ | 1 | 0 | 4.0 | 18.50 | 41.0 | +6.8 | 1846 |
| 7 | 🇨🇿Vesely, Jaromir | 1924 | 0 | 0 | ½ | 0 | 0 | 1 | * | 1 | ½ | 1 | 4.0 | 14.75 | 41.0 | -21.4 | 1834 |
| 8 | 🇨🇿Pokorny, Jan | 1802 | ½ | ½ | 0 | ½ | ½ | ½ | 0 | * | 1 | 0 | 3.5 | 16.00 | 41.5 | +1.2 | 1811 |
| 9 | 🇩🇪Spindler, Markus | 1883 | 0 | 0 | ½ | 1 | 0 | 0 | ½ | 0 | * | 1 | 3.0 | 12.75 | 42.0 | -30.2 | 1757 |
| 10 | 🇨🇿Plesnivy, Martin | 1801 | 0 | 0 | ½ | 0 | ½ | 1 | 0 | 1 | 0 | * | 3.0 | 12.50 | 42.0 | -8.4 | 1766 |
Key insights
Biggest movers and upsets — the story behind the numbers.
Top rating gainers
- 1Lebeda, Frantisek JiriCZE+33.25.0 pts · #4
- 2Smisek, RobinCZE+30.04.5 pts · #5
- 3Tichy, PetrCZE+17.06.5 pts · #1
Top rating losers
- 1Spindler, MarkusGER-30.23.0 pts · #9
- 2Vesely, JaromirCZE-21.44.0 pts · #7
- 3Plesnivy, MartinCZE-8.43.0 pts · #10
Biggest upsets
- R9+106 Elo gap