CChessStats

San Bernardino Senior 50 Open

Open SwissStandard

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.

Location
🇨🇭San Bernardino, Switzerland
Dates
02 Jul 2025 → 06 Jul 2025
Time control
Standard: 90 minutes with 30 second increment from move 1
System
Swiss · 5 rounds
Top seed
🇨🇭Claudio Boschetti2095
Avg top 10
1,750
Participants
10
Federations · 5 represented
🇨🇭Switzerland×4
🇮🇹Italy×2
🇺🇦Ukraine×2
🇮🇪Ireland×1
🇩🇪Germany×1
Top 3

How it unfolded

Top 6 · 5 rounds

Vladimir 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.

Co-leaders
4
3
2
2
1
1.52.545R1R2R3R4R5
R5–R5 · LEAD HELD

Vladimir Paleologu held the sole lead from R5 through R5 without losing it.

R4 · HEAD-TO-HEAD · WINNER VS 2ND

Vladimir Paleologu drew with Claudio Boschetti (Black).

WIN STREAKS · 2 top finishers

Vladimir Paleologu 3 wins (R1–R3)Claudio Boschetti 3 wins (R1–R3)

Key matchups · top 4

Head-to-head between the four finishers

Grille américaine

#PlayerEloFedR1R2R3R4R5PtsBu C1BuSBPerfΔ
1Paleologu, Vladimir2011SUI+8B+10N+3B=2N+6B4.511.011.59.502146+16.0
2Boschetti, Claudio2095SUI+4N+5B+8N=1B=3N4.013.014.510.502056-0.4
3Tchenash, Alexej1974UKR+9N+7B1N+4N=2B3.513.514.58.001983+4.6
4Mirza, Gabriel1675IRL2B+6N+7N3B+5B3.011.513.56.001896+26.8
5Coqueraut, Jean Dominique1708ITA+6B2N=10B=8B4N2.010.511.03.001613-15.2
6Spinella, Giandomenico1548SUI5N4B+9N+10B1N2.010.511.01.501608+5.4
7Sychov, Artem1816UKRF3N4B+9B+8N2.09.09.02.501705-11.2
8Cattomio, Roberto1604SUI1N+9B2B=5N7B1.512.513.52.001671+4.0
9Waldschuetz, Rainer, Dr.1566GER3B8N6B7N+10N1.09.09.50.501447-16.8
10Veroner, David1502ITAF1B=5N6N9B0.59.59.51.001359-13.2

Key insights

Biggest movers and upsets — the story behind the numbers.

Top rating gainers
Top rating losers
Biggest upsets