73. Offene Aarauer Stadtmeisterschaft 2026 Round 4
Open SwissStandard
17 players participated in this 4-round tournament, held on 17 Apr 2026 in Aarau, Switzerland. Top 10 Elo average was 1615, and top seed was Ramon Aeberhard (🇨🇭 SUI, 1705).
Stephan Maeder (🇨🇭 SUI, 1682) won with 2.0/4, ahead of Luzius Von Mandach (2.0) and Tristan Tamguem (2.0). Maeder shared the lead from round 1, winning on tie-break.
The biggest upset came in round 3: Ezio Pelloli (1448) beat Elijah Kloter (1561), a +113-point gap.
Location
🇨🇭Aarau, Switzerland
Dates
17 Apr 2026
Time control
Standard: 90 minutes with 30 second increment from move 1
System
Swiss · 4 rounds
Federations · 1 represented
🇨🇭Switzerland×14
Top 3
- 🥇
- 🥈
- 🥉
How it unfolded
Top 6 · 4 roundsTight race until R4; 3 players tied at 2.0/4, decided on Buchholz. Title race narrowed from 4 co-leaders at R4 to 4 at the finish.
Co-leaders
22
22
10
4
R4 · TIEBREAK CLUSTER
3 players finish on 2.0/4. Maeder takes the title on Buchholz Cut1 (2.0).
Grille américaine
| # | Player | Elo | Fed | R1 | R2 | R3 | R4 | Pts | Bu C1 | Bu | SB | Perf | Δ |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Maeder, Stephan | 1682 | SUI | F | F | +11N | +10B | 2.0 | 2.0 | 2.0 | 2.00 | 2306 | +5.8 |
| 2 | Von Mandach, Luzius | 1656 | SUI | F | F | +14N | +15B | 2.0 | 0.0 | 0.0 | 0.00 | 2483 | +19.0 |
| 3 | Tamguem, Tristan | 0 | SUI | F | F | +?N | +?B | 2.0 | 0.0 | 0.0 | 0.00 | 1579 | 0.0 |
| 4 | FIDE 1399888 | 0 | — | F | F | =7N | +14B | 1.5 | 1.5 | 1.5 | 0.75 | 1616 | 0.0 |
| 5 | Aeberhard, Ramon | 1705 | SUI | F | F | +15N | =6B | 1.5 | 1.5 | 1.5 | 0.75 | 1770 | +2.8 |
| 6 | Pelloli, Ezio | 1448 | SUI | F | F | +16B | =5N | 1.5 | 1.5 | 1.5 | 0.75 | 1836 | +36.0 |
| 7 | Doerendahl, Ralf | 1520 | SUI | F | F | =4B | +16N | 1.5 | 1.5 | 1.5 | 0.75 | 2369 | +24.4 |
| 8 | Bachmann, Juerg | 1650 | SUI | F | F | −12B | +9N | 1.0 | 2.0 | 2.0 | 1.00 | 2285 | +5.6 |
| 9 | Kirsch, Bernhard | 1490 | SUI | F | F | +13N | −8B | 1.0 | 2.0 | 2.0 | 1.00 | 850 | -5.6 |
| 10 | Hartmann, Leon | 0 | SUI | F | F | +?N | −1N | 1.0 | 2.0 | 2.0 | 0.00 | 1613 | 0.0 |
| 11 | Monferrini, Mirco | 1517 | SUI | F | F | −1B | +17N | 1.0 | 2.0 | 2.0 | 0.00 | 866 | -11.6 |
| 12 | FIDE 1398873 | 0 | — | F | F | +8N | −?B | 1.0 | 1.0 | 1.0 | 1.00 | 1615 | 0.0 |
| 13 | Baumann, Karina | 0 | SUI | F | F | −9B | +?B | 1.0 | 1.0 | 1.0 | 0.00 | 685 | 0.0 |
| 14 | Hindermann, Christian | 1698 | SUI | F | F | −2B | −4N | 0.0 | 3.5 | 3.5 | 0.00 | 901 | -10.0 |
| 15 | Pnishi, Kolle | 1666 | SUI | F | F | −5B | −2N | 0.0 | 3.5 | 3.5 | 0.00 | 909 | -17.6 |
| 16 | Kloter, Elijah | 1561 | SUI | F | F | −6N | −7B | 0.0 | 3.0 | 3.0 | 0.00 | 690 | -48.8 |
| 17 | FIDE 1399870 | 0 | — | F | F | −?B | −11B | 0.0 | 1.0 | 1.0 | 0.00 | 743 | 0.0 |
Key insights
Biggest movers and upsets — the story behind the numbers.
Top rating gainers
- 1Pelloli, EzioSUI+36.01.5 pts · #4
- 2Doerendahl, RalfSUI+24.41.5 pts · #9
- 3Von Mandach, LuziusSUI+19.02.0 pts · #1
Top rating losers
- 1Kloter, ElijahSUI-48.80.0 pts · #17
- 2Pnishi, KolleSUI-17.60.0 pts · #16
- 3Monferrini, MircoSUI-11.61.0 pts · #14
Biggest upsets
- R3+113 Elo gap