CChessStats

83. Zuercher Stadtmeisterschaft 2026 - Klasse P Round 4-7

Open SwissStandard

27 players participated in this 7-round tournament, held from 29 Apr 2026 to 27 May 2026 in Zuerich, Switzerland. 5 federations represented. Top 10 Elo average was 1875, and top seed was Francis Josto Carta (🇨🇭 SUI, 1915).

Franz Altner (🇦🇹 AUT, 1848) won with 3.5/7, ahead of Jakub Bednarczuk (3.5) and Maurizio Brosenbauch (3.5). Altner shared the lead from round 6, winning on tie-break.

The biggest upset came in round 4: Christoph Stadtfeld (1684) beat Francis Josto Carta (1915), a +231-point gap.

Location
🇨🇭Zuerich, Switzerland
Dates
29 Apr 2026 → 27 May 2026
Time control
Standard: 75 minutes with 30 seconds increment from move 1
System
Swiss · 7 rounds
Top seed
Avg top 10
1,875
Participants
27
Federations · 5 represented
🇨🇭Switzerland×22
🇵🇱Poland×2
🇺🇸United States of America×1
🇬🇧England×1
🇦🇹Austria×1
Top 3

How it unfolded

Top 6 · 7 rounds

Tight race until R7; 3 players tied at 3.5/7, decided on Buchholz. Title race narrowed from 10 co-leaders at R4 to 3 at the finish.

Co-leaders
29
29
29
10
2
4
3
23.55.57R1R2R3R4R5R6R7
R7 · TIEBREAK CLUSTER

3 players finish on 3.5/7. Altner takes the title on Buchholz Cut1 (9.5).

Key matchups · top 4

Head-to-head between the four finishers
Player1234
1Franz Altner*
½
2Jakub Bednarczuk*
3Maurizio Brosenbauch*
4Christoph Stadtfeld
½
*

Grille américaine

#PlayerEloFedR1R2R3R4R5R6R7PtsBu C1BuSBPerfΔ
1Altner, Franz1848AUTFFF+5N=4B+7N+10B3.59.59.58.002149+26.0
2Bednarczuk, Jakub1798POLFFF+9N+17B=5B+19N3.56.56.55.252166+30.4
3Brosenbauch, Maurizio1812SUIFFF+14N=15B+17N+13B3.55.55.54.752190+35.4
4Stadtfeld, Christoph1684SUIFFF+23B=1N=12B+7B3.07.57.55.002076+83.6
5Mukhles, Aschraf1854SUIFFF1B+8N=2N+6B2.511.511.56.251934+7.8
6Binzegger, Urs1866SUIFFF+20B=23N+18B5N2.55.05.02.251959+9.8
7Kaczmarek, Michal1908POLFFF+8B+12N1B4N2.010.010.03.501797-10.4
8Sijbring, Henk1841SUIFFF7N5B+24N+12B2.06.56.52.001862+5.8
9Schreiber, Edwin1816USAFFF2B=14B+25N=24B2.06.06.01.501827+0.4
10Rocco, Michele1820SUIFFFF+18N+19B1N2.05.55.52.001948+9.2
11Buerge, Reto1870SUIFFFF+27B=13N=20B2.02.52.51.251963+8.8
12Wegelin, Reinhard1860SUIFFF+18B7B=4N8N1.58.08.02.501711-16.6
13Lienhard, Daniel1813SUIFFF+21BF=11B3N1.56.56.52.001836+1.2
14Leventeas, Dimitrios1832SUIFFF3B=9NF+17B1.56.56.52.001825-6.0
15De Martin, Thiago1869SUIFFFF=3N=16B=21N1.56.06.03.001820-9.6
16Trcek, Ciril1799SUIFFF17N+26B=15NF1.53.03.01.251869+5.4
17Odermatt, Oswald1837SUIFFF+16B2N3B14N1.010.010.01.501631-22.6
18Uso I Cubertorer, Lluis1822SUIFFF12N10B6N+23B1.06.56.50.501677-14.4
19Sigrist, Donald1791SUIFFFF+24B10N2B1.06.06.00.501705-14.4
20Smith, Alister W1855ENGFFF6N=25BF=11N1.05.05.01.251711-11.4
21Fuhrimann, Daniel1841SUIFFF13NF=26B=15B1.03.53.51.001739-17.6
22Sibalic, Dragan1866SUIFFF+27NFFF1.00.00.00.002630+9.4
23Carta, Francis Josto1915SUIFFF4N=6BF18N0.56.56.51.251512-30.6
24Waespe Robin, Nils1828SUIFFFF19N8B=9N0.55.05.01.001536-43.6
25Fattor, Michele1788SUIFFFF=20N9BF0.53.03.00.501646-14.4
26Wuethrich, Sebastian1884SUIFFFF16N=21NF0.52.52.50.501634-26.4
27Mampilly, Alexander1830SUIFFF22B11NFF0.04.54.50.001054-37.6

Key insights

Biggest movers and upsets — the story behind the numbers.

Top rating gainers
Top rating losers
Biggest upsets