Seebach Weekend Open Classic A
42 players participated in this 7-round tournament, held from 18 Oct 2025 to 19 Oct 2025 in Zurich, Switzerland. 1 titled players from 8 federations. Top 10 Elo average was 2111, and top seed was Francesco Antognini (🇨🇭 SUI, 2231).
Mihaly Koehalmi-Szabo (🇨🇭 SUI, 2078) won with 3.5/7, ahead of Jean-Claude Schmidig (3.5) and Gabriel Fernandes Barbosa Dos Santos (3.0). Koehalmi-Szabo shared the lead from round 4, winning on tie-break.
The biggest upset came in round 5: Luca Valsecchi (1804) beat Klaus Goldschmid (2007), a +203-point gap.
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How it unfolded
Top 6 · 7 roundsTight race until R7; 2 players tied at 3.5/7, decided on Buchholz. Title race narrowed from 12 co-leaders at R4 to 2 at the finish.
2 players finish on 3.5/7. Koehalmi-Szabo takes the title on Buchholz Cut1 (10.0).
Mihaly Koehalmi-Szabo 3 wins (R4–R6)Jean-Claude Schmidig 3 wins (R4–R6)Tomasz Ingielewicz 3 wins (R5–R7)
Tomasz Ingielewicz was #31 at R4, climbed to #3 over the final stretch.
Grille américaine
| # | Player | Elo | Fed | R1 | R2 | R3 | R4 | R5 | R6 | R7 | Pts | Bu C1 | Bu | SB | Perf | Δ |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Koehalmi-Szabo, Mihaly | 2078 | SUI | F | F | F | +3B | +18N | +9B | =10N | 3.5 | 10.0 | 10.0 | 8.75 | 2444 | +66.8 |
| 2 | Schmidig, Jean-Claude | 1863 | SUI | F | F | F | +32N | +5B | +37N | =15B | 3.5 | 7.5 | 7.5 | 6.25 | 2058 | +15.2 |
| 3 | Fernandes Barbosa Dos Santos, GabrielCM | 2210 | SUI | F | F | F | −1N | +24B | +11N | +8B | 3.0 | 10.0 | 10.0 | 6.50 | 2285 | +14.8 |
| 4 | Sterk, Jonas | 1919 | GER | F | F | F | =8B | =7B | +21N | +20B | 3.0 | 9.0 | 9.0 | 6.50 | 2179 | +54.4 |
| 5 | Fuechslin, Tobias, Dr. | 1727 | SUI | F | F | F | +34B | −2N | +32B | +26N | 3.0 | 7.0 | 7.0 | 3.50 | 1914 | +39.6 |
| 6 | Ingielewicz, Tomasz | 1952 | SUI | F | F | F | −17B | +31N | +22B | +23B | 3.0 | 6.5 | 6.5 | 4.50 | 2057 | +20.8 |
| 7 | Angelovski, Emanuel | 2074 | SUI | F | F | F | =23B | =4N | +17B | =9N | 2.5 | 9.0 | 9.0 | 5.50 | 2035 | -8.4 |
| 8 | Gontsul, Artem | 2054 | UKR | F | F | F | =4N | +39B | +12N | −3N | 2.5 | 9.0 | 9.0 | 4.50 | 2127 | +8.4 |
| 9 | Schoenbaechler, Anselm | 2054 | SUI | F | F | F | +38B | +17N | −1N | =7B | 2.5 | 8.5 | 8.5 | 3.75 | 2068 | +1.6 |
| 10 | Piacquadio, Riccardo Daniele | 2076 | SUI | F | F | F | =39N | =12B | +24N | =1B | 2.5 | 8.0 | 8.0 | 4.75 | 2123 | +11.6 |
| 11 | Rotunno, Flavio | 2201 | SUI | F | F | F | +35N | +20B | −3B | =18N | 2.5 | 8.0 | 8.0 | 4.00 | 2126 | -12.0 |
| 12 | Fehr, Pascal | 1768 | SUI | F | F | F | +42B | =10N | −8B | +14B | 2.5 | 7.5 | 7.5 | 3.75 | 2068 | +30.0 |
| 13 | Uso I Cubertorer, Lluis | 1859 | SUI | F | F | F | +36B | −19N | +29N | =21B | 2.5 | 6.5 | 6.5 | 3.50 | 1881 | +3.2 |
| 14 | Mukhles, Aschraf | 1803 | SUI | F | F | F | +28B | =33N | +27B | −12N | 2.5 | 6.5 | 6.5 | 3.50 | 1920 | +12.4 |
| 15 | Oeztuerk, Ilhan | 1805 | SUI | F | F | F | =26B | =25N | +42B | =2N | 2.5 | 6.5 | 6.5 | 3.25 | 1989 | +39.2 |
| 16 | Goldschmid, Klaus | 2007 | SUI | F | F | F | =33B | −27N | +28B | +19N | 2.5 | 6.0 | 6.0 | 4.00 | 1935 | -15.2 |
| 17 | Panos, Giannis | 1842 | GRE | F | F | F | +6N | −9B | −7N | +31B | 2.0 | 9.0 | 9.0 | 4.00 | 1984 | +14.6 |
| 18 | Zargarov, Mikayel | 2093 | SUI | F | F | F | =24N | −1B | +23N | =11B | 2.0 | 9.0 | 9.0 | 3.50 | 2064 | -6.0 |
| 19 | Schroers, Uwe | 1827 | GER | F | F | F | +29N | +13B | −20N | −16B | 2.0 | 8.5 | 8.5 | 4.00 | 1963 | +14.4 |
| 20 | Agushi, Agim | 2019 | SUI | F | F | F | +31B | −11N | +19B | −4N | 2.0 | 8.5 | 8.5 | 3.00 | 1951 | -7.4 |
| 21 | Bednarczuk, Jakub | 1795 | POL | F | F | F | =25B | +38N | −4B | =13N | 2.0 | 7.5 | 7.5 | 2.50 | 1893 | +21.6 |
| 22 | Wetterau, Jonathan | 1812 | GER | F | F | F | +40B | +42N | −6N | F | 2.0 | 3.5 | 3.5 | 0.50 | 2051 | +19.2 |
| 23 | Rossier, Gilles | 1943 | SUI | F | F | F | =7N | +35B | −18B | −6N | 1.5 | 8.5 | 8.5 | 2.25 | 1892 | -6.2 |
| 24 | Mikavica, Mirko | 2035 | SRB | F | F | F | =18B | −3N | −10B | +35N | 1.5 | 8.5 | 8.5 | 2.00 | 1957 | -8.6 |
| 25 | Arocha, Carlos | 1897 | SUI | F | F | F | =21N | =15B | −31N | =29B | 1.5 | 7.0 | 7.0 | 3.00 | 1768 | -14.8 |
| 26 | Baune, Konstantin | 1857 | SUI | F | F | F | =15N | =37B | =38N | −5B | 1.5 | 7.0 | 7.0 | 2.00 | 1690 | -37.2 |
| 27 | Valsecchi, Luca | 1804 | SUI | F | F | F | =30N | +16B | −14N | F | 1.5 | 6.5 | 6.5 | 3.25 | 1868 | +10.0 |
| 28 | Hajduk, Tomasz | 1854 | POL | F | F | F | −14N | =40B | −16N | +34B | 1.5 | 6.5 | 6.5 | 1.25 | 1704 | -15.0 |
| 29 | Schefer, Anton | 1965 | GER | F | F | F | −19B | +41N | −13B | =25N | 1.5 | 6.5 | 6.5 | 1.25 | 1768 | -22.0 |
| 30 | Campora, Christoph | 1795 | SUI | F | F | F | =27B | +36N | F | F | 1.5 | 2.5 | 2.5 | 1.75 | 1874 | +4.2 |
| 31 | Trubini, Timon | 1856 | SUI | F | F | F | −20N | −6B | +25B | −17N | 1.0 | 8.5 | 8.5 | 1.50 | 1735 | -24.4 |
| 32 | Baisse, Rose | 1678 | SUI | F | F | F | −2B | =34N | −5N | =36B | 1.0 | 8.5 | 8.5 | 1.00 | 1465 | -44.0 |
| 33 | Cotton, Gil | 1874 | SUI | F | F | F | =16N | =14B | −35N | F | 1.0 | 6.5 | 6.5 | 2.50 | 1744 | -10.6 |
| 34 | Schneider, Eliana Maylen | 1485 | SUI | F | F | F | −5N | =32B | =36B | −28N | 1.0 | 6.5 | 6.5 | 1.00 | 1511 | +2.0 |
| 35 | Lupei, Denis | 1797 | GER | F | F | F | −11B | −23N | +33B | −24B | 1.0 | 6.5 | 6.5 | 1.00 | 1819 | +1.2 |
| 36 | Nazarenus, Sofie | 1557 | SUI | F | F | F | −13N | −30B | =34N | =32N | 1.0 | 6.0 | 6.0 | 1.00 | 1512 | -11.6 |
| 37 | Dineen, Ryan | 1679 | IRL | F | F | F | =41B | =26N | −2B | F | 1.0 | 5.5 | 5.5 | 1.00 | 1727 | +7.2 |
| 38 | Berger, Stefan | 1896 | SUI | F | F | F | −9N | −21B | =26B | F | 0.5 | 6.0 | 6.0 | 0.75 | 1629 | -19.6 |
| 39 | Antognini, Francesco | 2231 | SUI | F | F | F | =10B | −8N | F | F | 0.5 | 5.0 | 5.0 | 1.25 | 1872 | -18.8 |
| 40 | Kondzic, Ben | 1869 | SUI | F | F | F | −22N | =28N | F | F | 0.5 | 4.0 | 4.0 | 0.75 | 1641 | -24.0 |
| 41 | Shumilov, Ruslan | 1835 | SUI | F | F | F | =37N | −29B | F | F | 0.5 | 4.0 | 4.0 | 0.50 | 1629 | -21.2 |
| 42 | Suseenthiram.R | 1958 | IND | F | F | F | −12N | −22B | −15N | F | 0.0 | 8.0 | 8.0 | 0.00 | 995 | -42.8 |
Key insights
Biggest movers and upsets — the story behind the numbers.
- 1Koehalmi-Szabo, MihalySUI+66.83.5 pts · #1
- 2Sterk, JonasGER+54.43.0 pts · #4
- 3Fuechslin, Tobias, Dr.SUI+39.63.0 pts · #5
- 1Baisse, RoseSUI-44.01.0 pts · #31
- 2Suseenthiram.RIND-42.80.0 pts · #42
- 3Baune, KonstantinSUI-37.21.5 pts · #29
- R5+203 Elo gap
- R4+190 Elo gap
- R5+177 Elo gap