HSK Klubturnier 2025 B1-Gruppe November
Round-RobinStandard
10 players participated in this 6-round tournament, held from 04 Nov 2025 to 28 Nov 2025 in Hamburg, Germany. 2 federations represented. Top 10 Elo average was 1841, and top seed was Kai Mueller (🇩🇪 GER, 1939).
Philipp Cramer (🇩🇪 GER, 1909) won with 2.5/6, ahead of Michael Weisz (2.5) and Nikolai Rudenko (2.0). Cramer shared the lead from round 5 and broke clear in the final round.
The biggest upset came in round 3: Jonathan Luis Busch (1661) beat Kai Mueller (1939), a +278-point gap.
Location
🇩🇪Hamburg, Germany
Dates
04 Nov 2025 → 28 Nov 2025
Time control
Standard: 90min/40moves+30min/end+30sec increment per move starting from move 1
System
Round-robin · 6 rounds
Federations · 2 represented
🇩🇪Germany×9
🇵🇱Poland×1
Top 3
- 🥇
- 🥈
- 🥉
How it unfolded
Top 10 · 6 roundsMichael Weisz led from R4 onwards, the runner-up race stayed tight.
Co-leaders
2
2
2
1
2
1
R6 · LEADER CHANGE25 Nov
Philipp Cramer takes the sole lead (2.5/6).
Cross-table
| # | Player | Elo | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | Pts | SB | Bh | Δ Elo | Perf |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2 | 🇩🇪Cramer, Philipp | 1909 | * | — | ½ | — | — | — | 1 | ½ | ½ | — | 2.5 | 2.50 | 4.0 | -0.8 | 1896 |
| 1 | 🇩🇪Weisz, Michael | 1937 | — | * | ½ | — | — | — | — | 1 | 1 | — | 2.5 | 2.00 | 3.0 | +26.4 | 2120 |
| 5 | 🇩🇪Rudenko, Nikolai | 1899 | ½ | ½ | * | — | — | — | — | 1 | — | — | 2.0 | 3.00 | 5.5 | +12.4 | 2053 |
| 3 | 🇩🇪Wolfram, Tom | 1875 | — | — | — | * | — | 1 | 1 | — | — | — | 2.0 | 2.50 | 2.5 | +11.8 | 2517 |
| 4 | 🇩🇪Muecke, Leonard | 1926 | — | — | — | — | * | 0 | — | 1 | — | 1 | 2.0 | 1.00 | 2.5 | +2.4 | 1956 |
| 6 | 🇩🇪Perschk, Bendix | 1772 | — | — | — | 0 | 1 | * | — | — | — | ½ | 1.5 | 2.25 | 4.5 | +7.4 | 1861 |
| 7 | 🇩🇪Busch, Jonathan Luis | 1661 | 0 | — | — | 0 | — | — | * | 1 | — | — | 1.0 | 0.50 | 5.0 | +16.4 | 1783 |
| 9 | 🇩🇪Mueller, Kai | 1939 | ½ | 0 | 0 | — | 0 | — | 0 | * | — | — | 0.5 | 1.25 | 10.0 | -49.0 | 1500 |
| 8 | 🇵🇱Opasiak, Dustin Tennessee | 1704 | ½ | 0 | — | — | — | — | — | — | * | — | 0.5 | 1.25 | 5.0 | +1.0 | 1730 |
| 10 | 🇩🇪Tscherepanov, Leon | 1783 | — | — | — | — | 0 | ½ | — | — | — | * | 0.5 | 0.75 | 3.5 | -6.6 | 1656 |
Key insights
Biggest movers and upsets — the story behind the numbers.
Top rating gainers
- 1Weisz, MichaelGER+26.42.5 pts · #1
- 2Busch, Jonathan LuisGER+16.41.0 pts · #7
- 3Rudenko, NikolaiGER+12.42.0 pts · #5
Top rating losers
- 1Mueller, KaiGER-49.00.5 pts · #9
- 2Tscherepanov, LeonGER-6.60.5 pts · #10
- 3Cramer, PhilippGER-0.82.5 pts · #2
Biggest upsets
- R3+278 Elo gap
- R1+154 Elo gap