ZSEM 2026 round 3-5
17 players participated in this 5-round tournament, held from 19 Mar 2026 to 28 Mar 2026 in decentralised, Switzerland. 3 federations represented. Top 10 Elo average was 1905, and top seed was Petr Jelinek (🇨🇿 CZE, 2138).
Thomas Hofstetter (🇨🇭 SUI, 1931) won with 2.5/5, ahead of Michal Kaczmarek (2.5) and Petr Jelinek (2.5). Hofstetter shared the lead from round 4, winning on tie-break.
The biggest upset came in round 5: Hans Forster (1712) beat Alec Springer (1927), a +215-point gap.
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How it unfolded
Top 6 · 5 roundsTight race until R5; 3 players tied at 2.5/5, decided on Buchholz. Title race narrowed from 3 co-leaders at R4 to 3 at the finish.
3 players finish on 2.5/5. Hofstetter takes the title on Buchholz Cut1 (4.5).
Key matchups · top 4
Head-to-head between the four finishers| Player | 1 | 2 | 3 | 4 |
|---|---|---|---|---|
| 1Petr Jelinek | * | — | — | — |
| 2Thomas Hofstetter | — | * | ½ | — |
| 3Michal Kaczmarek | — | ½ | * | — |
| 4Hans Forster | — | — | — | * |
Grille américaine
| # | Player | Elo | Fed | R1 | R2 | R3 | R4 | R5 | Pts | Bu C1 | Bu | SB | Perf | Δ |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Hofstetter, Thomas | 1931 | SUI | F | F | +16B | +4N | =2B | 2.5 | 4.5 | 4.5 | 3.25 | 2005 | +7.6 |
| 2 | Kaczmarek, Michal | 1858 | POL | F | F | +15B | +8B | =1N | 2.5 | 4.0 | 4.0 | 2.75 | 2253 | +25.8 |
| 3 | Jelinek, Petr | 2138 | CZE | F | F | +5N | +15B | =8N | 2.5 | 3.5 | 3.5 | 2.75 | 2212 | +6.2 |
| 4 | Scholian, Ruedi | 1660 | SUI | F | F | +6N | −1B | +11N | 2.0 | 5.5 | 5.5 | 3.00 | 1938 | +21.0 |
| 5 | Bahnmueller, Bruno | 1771 | SUI | F | F | −3B | +16N | +12B | 2.0 | 3.5 | 3.5 | 1.00 | 1944 | +23.2 |
| 6 | Poell, Joerg | 1748 | SUI | F | F | −4B | +13N | +17B | 2.0 | 3.0 | 3.0 | 1.00 | 1763 | +1.4 |
| 7 | Forster, Hans | 1712 | SUI | F | F | −14B | +17N | +15N | 2.0 | 1.0 | 1.0 | 0.00 | 1931 | +32.4 |
| 8 | Bodmer, Marcel | 2033 | SUI | F | F | +9B | −2N | =3B | 1.5 | 6.5 | 6.5 | 2.75 | 1962 | -9.0 |
| 9 | Bloemen, Andre | 1878 | SUI | F | F | −8N | =11B | +10N | 1.5 | 4.0 | 4.0 | 2.00 | 1850 | -0.8 |
| 10 | Telser, Peter | 1667 | SUI | F | F | =11B | +12N | −9B | 1.5 | 3.5 | 3.5 | 1.50 | 1785 | +18.0 |
| 11 | Sidler, Sepp | 1787 | SUI | F | F | =10N | =9N | −4B | 1.0 | 5.0 | 5.0 | 1.50 | 1608 | -29.6 |
| 12 | Thalmann, Oliver | 1720 | SUI | F | F | +13N | −10B | −5N | 1.0 | 4.5 | 4.5 | 1.00 | 1588 | -10.2 |
| 13 | Kaelin, Victor | 1714 | SUI | F | F | −12B | −6B | +16N | 1.0 | 3.0 | 3.0 | 0.00 | 1566 | -19.2 |
| 14 | Oezdemir, Yagiz | 1976 | SUI | F | F | +7N | F | F | 1.0 | 2.0 | 2.0 | 2.00 | 2523 | +10.4 |
| 15 | Springer, Alec | 1927 | SUI | F | F | −2N | −3N | −7B | 0.0 | 7.0 | 7.0 | 0.00 | 1120 | -65.2 |
| 16 | Froehling, Juerg | 1624 | SUI | F | F | −1N | −5B | −13B | 0.0 | 5.5 | 5.5 | 0.00 | 989 | -16.8 |
| 17 | Wild, Peter | 0 | SUI | F | F | F | −7B | −6N | 0.0 | 4.0 | 4.0 | 0.00 | 934 | -10.6 |
Key insights
Biggest movers and upsets — the story behind the numbers.
- 1Forster, HansSUI+32.42.0 pts · #4
- 2Kaczmarek, MichalPOL+25.82.5 pts · #3
- 3Bahnmueller, BrunoSUI+23.22.0 pts · #5
- 1Springer, AlecSUI-65.20.0 pts · #16
- 2Sidler, SeppSUI-29.61.0 pts · #12
- 3Kaelin, VictorSUI-19.21.0 pts · #11
- R5+215 Elo gap
- R4+175 Elo gap
- R5+127 Elo gap