CChessStats

Spoleczna Jedynka Masters 2025

Open SwissStandard

8 players participated in this 5-round tournament, held from 06 Jun 2025 to 07 Jun 2025 in Poznan, Poland. Top 10 Elo average was 1329, and top seed was Bartlomiej Jasinski (🇵🇱 POL, 1676).

Wojciech Mucha (🇵🇱 POL, 1524) won with 4.0/5, ahead of Oleksandr Falendysh (4.0) and Bartlomiej Jasinski (3.0). Mucha shared the lead from round 1, winning on tie-break.

The biggest upset came in round 2: Wojciech Howaniec (1420) beat Bartlomiej Jasinski (1676), a +256-point gap.

Location
🇵🇱Poznan, Poland
Dates
06 Jun 2025 → 07 Jun 2025
Time control
Standard: 60 minutes with 30 seconds increment from move 1
System
Swiss · 5 rounds
Top seed
🇵🇱Bartlomiej Jasinski1676
Avg top 10
1,329
Participants
8
Federations · 1 represented
🇵🇱Poland×8
Top 3

How it unfolded

Top 6 · 5 rounds

Tight race until R3; 2 players tied at 4.0/5, decided on Buchholz.

Co-leaders
4
2
1
1
2
1.52.545R1R2R3R4R5
Mucha4Falendysh4Jasinski3Mucha3Howaniec2.5Czyrkowski1.5
R3–R5 · LEAD HELD

Wojciech Mucha held the sole lead from R3 through R5 without losing it.

R5 · TIEBREAK CLUSTER

2 players finish on 4.0/5. Mucha takes the title on Buchholz Cut1 (12.5).

R2 · HEAD-TO-HEAD · WINNER VS 2ND

Wojciech Mucha beat Oleksandr Falendysh (Black).

Key matchups · top 4

Head-to-head between the four finishers
Player1234
1Wojciech Mucha*
1
½
½
2Oleksandr Falendysh
0
*——
3Bartlomiej Jasinski
½
—*
½
4Gabriela Mucha
½
—
½
*

Grille américaine

#PlayerEloFedR1R2R3R4R5PtsBu C1BuSBPerfΔ
1Mucha, Wojciech1524POL+6B+2N+5B=3N=4B4.012.514.011.001706+38.0
2Falendysh, Oleksandr1435POL+7N−1B+6N+5N+8B4.09.510.06.001687+53.2
3Jasinski, Bartlomiej1676POL+8N−5B=4N=1B+7B3.011.011.55.501571-24.7
4Mucha, Gabriela1526POL−5N+8B=3B+7N=1N3.011.011.55.501603+22.8
5Howaniec, Wojciech1420POL+4B+3N−1N−2B=6N2.514.015.56.751538+24.4
6Czyrkowski, Hubert0POL−1N=7B−2B=8N=5B1.512.012.52.2513330.0
7Napiorkowski, Borys1567POL−2B=6N+8B−4B−3N1.511.512.01.251332-49.6
8Slomski, Henryk1482POL−3B−4N−7N=6B−2N0.511.513.00.75750-62.8

Key insights

Biggest movers and upsets — the story behind the numbers.

Top rating gainers
Top rating losers
Biggest upsets