CChessStats

1er Open d'echecs Didier Pera B (-1600 elo)

Open SwissStandard

26 players participated in this 6-round tournament, held from 27 Sept 2025 to 28 Sept 2025 in Grasse, France. 2 federations represented. Top 10 Elo average was 1341, and top seed was Antonin Demarque Zarrouk (🇫🇷 FRA, 1594).

Paolo Reis (🇫🇷 FRA, 0) won with 5.5/6, ahead of Leo Bao Tuan Hua (5.0) and Xuanchi Wu (5.0). Reis took the lead from round 5.

The biggest upset came in round 5: Leo Bao Tuan Hua (1416) beat Antonin Demarque Zarrouk (1594), a +178-point gap.

Location
🇫🇷Grasse, France
Dates
27 Sept 2025 → 28 Sept 2025
Time control
Standard: 50 minutes with 10 seconds increment from move 1
System
Swiss · 6 rounds
Top seed
Avg top 10
1,341
Participants
26
Federations · 2 represented
🇫🇷France×20
🇺🇦Ukraine×1
Top 3

How it unfolded

Top 6 · 6 rounds

Paolo Reis led from R5; +0.5-point edge over the runner-up.

Co-leaders
16
7
3
1
1
1
1.534.56R1R2R3R4R5R6Reis takes lead
R5 · LEADER CHANGE28 Sept

Paolo Reis takes the sole lead (4.5/5).

R5 · HEAD-TO-HEAD · WINNER VS 2ND

Paolo Reis beat Xuanchi Wu (White).

WIN STREAKS · 2 top finishers

Paolo Reis 3 wins (R1–R3)Xuanchi Wu 4 wins (R1–R4)

Key matchups · top 4

Head-to-head between the four finishers
Player1234
1Paolo Reis*
1
½
2Xuanchi Wu
0
*
1
3Leo Bao Tuan Hua
½
*
1
4Claudio Perini
0
0
*

Grille américaine

#PlayerEloFedR1R2R3R4R5R6PtsBu C1BuSBPerfΔ
1Reis, Paolo0FRA+?N+9N+6B=2N+3B+7N5.521.521.519.0016020.0
2Hua, Leo Bao Tuan1416FRA+24N+19B=10N=1B+5N+4B5.020.021.517.001795+56.4
3Wu, Xuanchi1485FRA+26N+20B+5N+4B1N+10B5.020.021.015.502322+66.0
4Perini, Claudio1478FRA+22B+16N+7B3N+6B2N4.021.023.013.001497+4.0
5Demarque Zarrouk, Antonin1594FRA+12B+15N3B+16N2B+9N4.020.023.013.001330-42.4
6Guigay, Joel1507FRA+8N+21B1N+20B4N+14B4.019.521.512.00679-10.8
7Ode, Sandro1566FRA+25N+11B4N+15B+14N1B4.019.020.511.001445-14.0
8FIDE 56001096706B+23N9B+?N+16B+15N4.015.515.58.006850.0
9Etievant, Felix1461FRA+13N1B+8N+18B=10N5B3.520.523.512.251351-11.2
10Falco, Gianni1494FRA+14B=17N=2B+12N=9B3N3.520.023.012.251330-26.0
11Kalinin, Petro1411UKR+18B7N+17B14N+19B=12N3.516.519.510.75777-11.2
12Lyet, Richard0FRA5N+?B+?N10B+18N=11B3.514.014.04.7512270.0
13Giraud, Jim0FRA9B=?B+?N17N+24B+22N3.510.010.03.5014890.0
14Aissaoui, Adel0FRA10N+?B+21N+11B7B6N3.017.017.05.5013050.0
15Alcaraz, Julian0FRA+?N5B+26N7N+17B8B3.016.016.04.007860.0
16Cukrowski, Edwin0FRA+?N4B+19N5B8N+?B3.015.015.03.0013810.0
17FIDE 804213690+?N=10B11N+13B15N=?B3.013.513.55.2512600.0
18Ott, Viktor0FRA11N+25B+?N9N12B+24B3.013.513.53.0013530.0
19Huber, Gabriel0FRA+?N2N16B+21B11N+?B3.013.513.52.0012990.0
20Cops, Achille0FRA+?B3N+24B6N?B+?N3.010.510.51.506970.0
21FIDE 6520325070+23B6N14B19N?B+25B2.013.513.53.507080.0
22Benedetti, Valentin0FRA4N?BF+?B+25N13B2.09.09.01.506790.0
23Tang, Chloe0FRA21N8B25N?B+?N+26N2.08.58.51.006440.0
24FIDE 56001095902B+?B20N=25B13N18N1.516.016.00.7514310.0
25Mechkati, Leili0FRA7B18N+23B=24N22B21N1.513.014.52.757770.0
26FIDE 56001091603B+?N15B?N?N23B1.010.010.00.006650.0

Key insights

Biggest movers and upsets — the story behind the numbers.

Top rating gainers
Top rating losers
Biggest upsets