CChessStats

VIII Turniej Szachowy o Puchar Dyrektora MDK nr 1 Bytom - Grupa I

Open SwissStandard

16 players participated in this 5-round tournament, held from 24 May 2025 to 25 May 2025 in Bytom, Poland. Top 10 Elo average was 1745, and top seed was Patryk Musial (🇵🇱 POL, 1883).

Maciej Kowalski (🇵🇱 POL, 1769) won with 4.0/5, ahead of Karol Plowy (3.5) and Stanislaw Kisielinski (3.0). Kowalski won solo starting round 4.

The biggest upset came in round 1: Stanislaw Piotrowski (1544) beat Piotr Yarychevskyi (1699), a +155-point gap.

Location
🇵🇱Bytom, Poland
Dates
24 May 2025 → 25 May 2025
Time control
Standard: 60 minutes with 30 seconds increment from move 1
System
Swiss · 5 rounds
Top seed
🇵🇱Patryk Musial1883
Avg top 10
1,745
Participants
16
Federations · 1 represented
🇵🇱Poland×16
Top 3

How it unfolded

Top 6 · 5 rounds

Maciej Kowalski led from R4; +0.5-point edge over the runner-up.

Co-leaders
6
2
2
1
1
1.52.545R1R2R3R4R5
R4–R5 · LEAD HELD

Maciej Kowalski held the sole lead from R4 through R5 without losing it.

R5 · HEAD-TO-HEAD · WINNER VS 2ND

Maciej Kowalski drew with Karol Plowy (Black).

R1–R5 · UNBEATEN

Maciej Kowalski went unbeaten across 5 games (R1–R5).

Key matchups · top 4

Head-to-head between the four finishers
Player1234
1Maciej Kowalski*
½
2Karol Plowy
½
*
3Stanislaw Romanowski*
4Oskar Ciupek*

Grille américaine

#PlayerEloFedR1R2R3R4R5PtsBu C1BuSBPerfΔ
1Kowalski, Maciej1769POL+10N+12B=9N+8B=2N4.010.512.59.501978+53.2
2Plowy, Karol1861POL=7N+5B=8N+3B=1B3.512.515.010.501867+2.4
3Kisielinski, Stanislaw1686POL+6N=8B=7N2N+13B3.011.513.07.001753+18.8
4Ciupek, Oskar1742POL+11B9B=12N+7B=5N3.010.012.07.001745+3.2
5Kotasinski, Szymon1693POL=14B2N+15B+11N=4B3.010.011.55.751755+16.8
6Romanowski, Stanislaw1479POL3B+13N=11N+10B=7N3.09.511.05.751706+61.2
7Piecuch, Szymon1649POL=2B+14N=3B4N=6B2.512.514.06.251658+2.0
8Hryniewicz, Maciej1791POL+13B=3N=2B1N=10B2.512.514.05.751711-21.2
9Musial, Patryk1883POL+16B+4N=1B2.57.07.55.502001+15.2
10Wisniowski, Marcel1612POL1B=15N+14B6N=8N2.011.012.53.501581-9.6
11Bozek, Franciszek1595POL4N+16N=6B5B=12N2.011.011.53.001555-11.2
12Piotrowski, Stanislaw1544POL+15B1N=4B14N=11B2.010.512.04.001593+11.2
13Reterski, Wiktor1625POL8N6B=16B+15N3N1.510.010.51.751519-28.8
14Kieca, Szymon1523POL=5N7B10N+12B15N1.59.511.03.501491-8.8
15Yarychevskyi, Piotr1699POL12N=10B5N13B+14B1.58.510.02.501451-66.8
16Buszka, Pawel1681POL9N11B=13N0.54.56.00.751429-37.6

Key insights

Biggest movers and upsets — the story behind the numbers.

Top rating gainers
Top rating losers
Biggest upsets