79. Thuner Stadtmeisterschaft Hauptturnier
Open SwissStandard
16 players participated in this 5-round tournament, held from 24 Apr 2026 to 26 Apr 2026 in Thun, Switzerland. 2 titled players from 2 federations. Top 10 Elo average was 2021, and top seed was Igor Yarmonov (🇨🇭 SUI, IM, 2315).
Igor Yarmonov (🇨🇭 SUI, IM, 2315) won with 4.5/5, ahead of Simon Morand (3.5) and Gilles Rossier (3.5). Yarmonov won solo starting round 4.
The biggest upset came in round 2: Nils Miro Hoppe (1778) beat Hans Joller (1896), a +118-point gap.
Location
🇨🇭Thun, Switzerland
Dates
24 Apr 2026 → 26 Apr 2026
Time control
Standard: 90 minutes with 30 second increment from move 1
System
Swiss · 5 rounds
Titled players · 2
IM×1
FM×1
Federations · 2 represented
🇨🇭Switzerland×15
🇬🇧England×1
Top 3
- 🥇
- 🥈
- 🥉
How it unfolded
Top 6 · 5 roundsIM Igor Yarmonov led from R2; +1.0-point edge over the runner-up.
Co-leaders
4
1
2
1
1
R2–R5 · LEAD HELD
IM Igor Yarmonov never relinquished the lead after R2; final gap +1.0 over the runner-up.
R1–R5 · UNBEATEN
IM Igor Yarmonov went unbeaten across 5 games (R1–R5).
Key matchups · top 4
Head-to-head between the four finishers| Player | 1 | 2 | 3 | 4 |
|---|---|---|---|---|
| 1IMIgor Yarmonov | * | — | ½ | 1 |
| 2Gilles Rossier | — | * | ½ | 1 |
| 3Simon Morand | ½ | ½ | * | — |
| 4Vlad Popescu | 0 | 0 | — | * |
Grille américaine
| # | Player | Elo | Fed | R1 | R2 | R3 | R4 | R5 | Pts | Bu C1 | Bu | SB | Perf | Δ |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Yarmonov, IgorIM | 2315 | SUI | +9B | +4N | =2B | +7N | +6B | 4.5 | 11.5 | 13.5 | 11.75 | 2365 | +4.0 |
| 2 | Morand, Simon | 2070 | SUI | =15B | +11N | =1N | =3B | +7B | 3.5 | 12.5 | 14.0 | 9.25 | 2135 | +9.4 |
| 3 | Rossier, Gilles | 1969 | SUI | +16B | =6N | =10B | =2N | +4B | 3.5 | 11.0 | 11.5 | 7.50 | 2144 | +23.8 |
| 4 | Popescu, Vlad | 1975 | SUI | +8N | −1B | +13N | +5B | −3N | 3.0 | 13.5 | 15.5 | 7.50 | 2040 | +7.6 |
| 5 | Wenger, Daniel | 1909 | SUI | =12B | =10N | +8B | −4N | +9N | 3.0 | 9.5 | 11.5 | 6.50 | 1982 | +9.6 |
| 6 | Bellmann, Rambert | 2025 | SUI | +14N | =3B | −7N | +15B | −1N | 2.5 | 12.5 | 14.0 | 5.25 | 1996 | -4.6 |
| 7 | Kuenzli, Simon | 2009 | SUI | =11B | +15N | +6B | −1B | −2N | 2.5 | 12.5 | 14.0 | 5.00 | 2009 | -0.8 |
| 8 | Miro Hoppe, Nils | 1778 | SUI | −4B | +9N | −5N | =16B | +14N | 2.5 | 10.0 | 10.5 | 4.25 | 1869 | +24.4 |
| 9 | Joller, Hans | 1896 | SUI | −1N | −8B | +16N | +12N | −5B | 2.0 | 12.0 | 12.5 | 2.50 | 1817 | -13.2 |
| 10 | Schenk-Pogan, NikolasFM | 2172 | SUI | =13N | =5B | =3N | =14B | F | 2.0 | 10.5 | 10.5 | 5.25 | 1895 | -26.4 |
| 11 | Boivin, Remi | 1781 | SUI | =7N | −2B | −15B | +13N | =12B | 2.0 | 10.0 | 11.5 | 4.25 | 1834 | +10.1 |
| 12 | Metille, Natean | 1730 | SUI | =5N | =13B | =14N | −9B | =11N | 2.0 | 9.0 | 11.0 | 4.50 | 1785 | +13.6 |
| 13 | Niederberger, Lenny | 1867 | SUI | =10B | =12N | −4B | −11B | +15N | 2.0 | 9.0 | 10.5 | 3.50 | 1831 | -12.4 |
| 14 | Lanois, Herve | 1833 | SUI | −6B | +16N | =12B | =10N | −8B | 2.0 | 9.0 | 9.5 | 2.50 | 1816 | -4.6 |
| 15 | Smith, Alister W | 1855 | ENG | =2N | −7B | +11N | −6N | −13B | 1.5 | 10.5 | 12.5 | 3.75 | 1801 | -7.6 |
| 16 | Baertschi, Dominik | 1733 | SUI | −3N | −14B | −9B | =8N | F | 0.5 | 10.0 | 10.0 | 1.25 | 1547 | -31.2 |
Key insights
Biggest movers and upsets — the story behind the numbers.
Top rating gainers
- 1Miro Hoppe, NilsSUI+24.42.5 pts · #6
- 2Rossier, GillesSUI+23.83.5 pts · #2
- 3Metille, NateanSUI+13.62.0 pts · #13
Top rating losers
- 1Baertschi, DominikSUI-31.20.5 pts · #16
- 2Schenk-Pogan, NikolasFMSUI-26.42.0 pts · #11
- 3Joller, HansSUI-13.22.0 pts · #12
Biggest upsets
- R2+118 Elo gap