Tournoi interne Thiais 2025 r4-5
Open SwissStandard
10 players participated in this 5-round tournament, held from 04 Jun 2025 to 25 Jun 2025 in Thiais, France. Top 10 Elo average was 1677, and top seed was Hussein Dia (🇫🇷 FRA, 1909).
Hussein Dia (🇫🇷 FRA, 1909) won with 2.0/5, ahead of Eric Roussel (2.0) and David Rahary (1.5). Dia shared the lead from round 1, winning on tie-break.
The biggest upset came in round 5: Sam Selman (1470) beat Rudy Mabelly (1714), a +244-point gap.
Location
🇫🇷Thiais, France
Dates
04 Jun 2025 → 25 Jun 2025
Time control
Standard: 60 minutes with 30 seconds increment from move 1
System
Swiss · 5 rounds
Federations · 1 represented
🇫🇷France×10
Top 3
- 🥇
- 🥈
- 🥉
How it unfolded
Top 6 · 5 roundsTight race until R5; 2 players tied at 2.0/5, decided on Buchholz. Title race narrowed from 4 co-leaders at R4 to 2 at the finish.
Co-leaders
10
10
10
4
2
R5 · TIEBREAK CLUSTER
2 players finish on 2.0/5. Dia takes the title on Buchholz Cut1 (2.0).
Key matchups · top 4
Head-to-head between the four finishers| Player | 1 | 2 | 3 | 4 |
|---|---|---|---|---|
| 1Eric Roussel | * | — | — | — |
| 2Hussein Dia | — | * | — | 1 |
| 3David Rahary | — | — | * | — |
| 4Igor Chugunov | — | 0 | — | * |
Grille américaine
| # | Player | Elo | Fed | R1 | R2 | R3 | R4 | R5 | Pts | Bu C1 | Bu | SB | Perf | Δ |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Dia, Hussein | 1909 | FRA | F | F | F | +5B | +6N | 2.0 | 2.0 | 2.0 | 2.00 | 2544 | +10.6 |
| 2 | Roussel, Eric | 1740 | FRA | F | F | F | +4B | +9N | 2.0 | 1.0 | 1.0 | 1.00 | 2259 | +7.2 |
| 3 | Rahary, David | 1733 | FRA | F | F | F | =8N | +10B | 1.5 | 0.5 | 0.5 | 0.25 | 1800 | +3.4 |
| 4 | Selman, Sam | 1470 | FRA | F | F | F | −2N | +7B | 1.0 | 3.0 | 3.0 | 1.00 | 1730 | +25.6 |
| 5 | Tran Van, Clement | 1806 | FRA | F | F | F | −1N | +8B | 1.0 | 2.5 | 2.5 | 0.50 | 1819 | +0.8 |
| 6 | Chugunov, Igor | 1695 | FRA | F | F | F | +9B | −1B | 1.0 | 2.0 | 2.0 | 0.00 | 1689 | +0.2 |
| 7 | Mabelly, Rudy | 1714 | FRA | F | F | F | +10B | −4N | 1.0 | 1.0 | 1.0 | 0.00 | 1484 | -12.6 |
| 8 | Segura, Olivier | 1714 | FRA | F | F | F | =3B | −5N | 0.5 | 2.5 | 2.5 | 0.75 | 1578 | -6.8 |
| 9 | Soubrier, Alain | 1445 | FRA | F | F | F | −6N | −2B | 0.0 | 3.0 | 3.0 | 0.00 | 903 | -7.6 |
| 10 | Deshayes, Michel | 1546 | FRA | F | F | F | −7N | −3N | 0.0 | 2.5 | 2.5 | 0.00 | 938 | -16.0 |
Key insights
Biggest movers and upsets — the story behind the numbers.
Top rating gainers
- 1Selman, SamFRA+25.61.0 pts · #6
- 2Dia, HusseinFRA+10.62.0 pts · #2
- 3Roussel, EricFRA+7.22.0 pts · #1
Top rating losers
- 1Deshayes, MichelFRA-16.00.0 pts · #10
- 2Mabelly, RudyFRA-12.61.0 pts · #7
- 3Soubrier, AlainFRA-7.60.0 pts · #9
Biggest upsets
- R5+244 Elo gap