San Bernardino Senior 50 Open
10 players participated in this 5-round tournament, held from 02 Jul 2025 to 06 Jul 2025 in San Bernardino, Switzerland. 5 federations represented. Top 10 Elo average was 1750, and top seed was Claudio Boschetti (🇨🇭 SUI, 2095).
Vladimir Paleologu (🇨🇭 SUI, 2011) won with 4.5/5, ahead of Claudio Boschetti (4.0) and Alexej Tchenash (3.5). Paleologu broke clear in the final round.
The biggest upset came in round 3: Gabriel Mirza (1675) beat Artem Sychov (1816), a +141-point gap.
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How it unfolded
Top 6 · 5 roundsVladimir Paleologu led from R5; +0.5-point edge over the runner-up. Title race converged from 2 co-leaders at R4 to 1 by R5.
Vladimir Paleologu held the sole lead from R5 through R5 without losing it.
Vladimir Paleologu drew with Claudio Boschetti (Black).
Vladimir Paleologu 3 wins (R1–R3)Claudio Boschetti 3 wins (R1–R3)
Key matchups · top 4
Head-to-head between the four finishers| Player | 1 | 2 | 3 | 4 |
|---|---|---|---|---|
| 1Vladimir Paleologu | * | ½ | 1 | — |
| 2Claudio Boschetti | ½ | * | ½ | 1 |
| 3Alexej Tchenash | 0 | ½ | * | 1 |
| 4Gabriel Mirza | — | 0 | 0 | * |
Grille américaine
| # | Player | Elo | Fed | R1 | R2 | R3 | R4 | R5 | Pts | Bu C1 | Bu | SB | Perf | Δ |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Paleologu, Vladimir | 2011 | SUI | +8B | +10N | +3B | =2N | +6B | 4.5 | 11.0 | 11.5 | 9.50 | 2146 | +16.0 |
| 2 | Boschetti, Claudio | 2095 | SUI | +4N | +5B | +8N | =1B | =3N | 4.0 | 13.0 | 14.5 | 10.50 | 2056 | -0.4 |
| 3 | Tchenash, Alexej | 1974 | UKR | +9N | +7B | −1N | +4N | =2B | 3.5 | 13.5 | 14.5 | 8.00 | 1983 | +4.6 |
| 4 | Mirza, Gabriel | 1675 | IRL | −2B | +6N | +7N | −3B | +5B | 3.0 | 11.5 | 13.5 | 6.00 | 1896 | +26.8 |
| 5 | Coqueraut, Jean Dominique | 1708 | ITA | +6B | −2N | =10B | =8B | −4N | 2.0 | 10.5 | 11.0 | 3.00 | 1613 | -15.2 |
| 6 | Spinella, Giandomenico | 1548 | SUI | −5N | −4B | +9N | +10B | −1N | 2.0 | 10.5 | 11.0 | 1.50 | 1608 | +5.4 |
| 7 | Sychov, Artem | 1816 | UKR | F | −3N | −4B | +9B | +8N | 2.0 | 9.0 | 9.0 | 2.50 | 1705 | -11.2 |
| 8 | Cattomio, Roberto | 1604 | SUI | −1N | +9B | −2B | =5N | −7B | 1.5 | 12.5 | 13.5 | 2.00 | 1671 | +4.0 |
| 9 | Waldschuetz, Rainer, Dr. | 1566 | GER | −3B | −8N | −6B | −7N | +10N | 1.0 | 9.0 | 9.5 | 0.50 | 1447 | -16.8 |
| 10 | Veroner, David | 1502 | ITA | F | −1B | =5N | −6N | −9B | 0.5 | 9.5 | 9.5 | 1.00 | 1359 | -13.2 |
Key insights
Biggest movers and upsets — the story behind the numbers.
- 1Mirza, GabrielIRL+26.83.0 pts · #4
- 2Paleologu, VladimirSUI+16.04.5 pts · #1
- 3Spinella, GiandomenicoSUI+5.42.0 pts · #6
- 1Waldschuetz, Rainer, Dr.GER-16.81.0 pts · #9
- 2Coqueraut, Jean DominiqueITA-15.22.0 pts · #7
- 3Veroner, DavidITA-13.20.5 pts · #10
- R3+141 Elo gap