CChessStats

Witaj Lato 2026 Turniej A

Open SwissStandard

27 players participated in this 5-round tournament, held from 20 Jun 2026 to 21 Jun 2026 in Zabrze, Poland. 2 federations represented. Top 10 Elo average was 1865, and top seed was Wojciech Rojek (🇵🇱 POL, 2089).

Franciszek Bozek (🇵🇱 POL, 1841) won with 4.0/5, ahead of Wojciech Rojek (4.0) and Jaroslaw Pietrucha (4.0). Bozek shared the lead from round 4, winning on tie-break.

The biggest upset came in round 1: Szymon Piecuch (1659) beat Jakub Wieczorek (1937), a +278-point gap.

Location
🇵🇱Zabrze, Poland
Dates
20 Jun 2026 → 21 Jun 2026
Time control
Standard: 60 minutes with 30 seconds increment from move 1
System
Swiss · 5 rounds
Top seed
🇵🇱Wojciech Rojek2089
Avg top 10
1,865
Participants
27
Federations · 2 represented
🇵🇱Poland×26
🇸🇰Slovakia×1
Top 3

How it unfolded

Top 6 · 5 rounds

Tight race until R3; 3 players tied at 4.0/5, decided on Buchholz. Title race narrowed from 3 co-leaders at R4 to 3 at the finish.

Co-leaders
13
5
1
3
3
1.52.545R1R2R3R4R5
Rojek4Pietrucha4Bozek4Kret3.5Wieczorek3.5Wojtowicz3.5
R3–R5 · LEAD HELD

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

R5 · TIEBREAK CLUSTER

3 players finish on 4.0/5. Bozek takes the title on Buchholz Cut1 (13.0).

R1–R3 · WIN STREAK

Wojciech Rojek won 3 in a row (R1–R3).

Key matchups · top 4

Head-to-head between the four finishers
Player1234
1Wojciech Rojek*—
½
—
2Jaroslaw Pietrucha—*—
1
3Franciszek Bozek
½
—*
½
4Michal Kret—
0
½
*

Grille américaine

#PlayerEloFedR1R2R3R4R5PtsBu C1BuSBPerfΔ
1Bozek, Franciszek1841POL+14N+15B=4N+8B=2B4.013.015.511.751990+36.4
2Rojek, Wojciech2089POL+20N+11B+7N=9B=1N4.012.514.511.002020-11.6
3Pietrucha, Jaroslaw1872POL+27N=13B+21N+4B=9N4.010.510.57.751998+15.0
4Kret, Michal1721POL+23N+6B=1B−3N+12B3.514.015.09.001922+55.2
5Wieczorek, Jakub1937POL−10B+18N+13N=7B+14N3.510.512.58.501836-10.2
6Wojtowicz, Marek1838POL+18B−4N+22B=10N+16B3.510.512.07.251768-7.2
7Jakimiuk, Kacper1760POL+8N+12B−2B=5N=11B3.013.015.58.501923+42.4
8Gruszczynski, Miroslaw1573POL−7B+24N+19B−1N+18B3.011.012.05.001758+49.2
9Zawierucha, Aleksander1819POL+26N+10BF=2N=3B3.011.011.07.002002+18.6
10Piecuch, Szymon1659POL+5N−9N+17B=6B−13N2.512.515.07.751793+16.6
11Cieslar, Nikodem1793POL+17N−2N−12B+23B=7N2.512.013.05.001751-9.6
12Zakaszewski, Mateusz1865POL+24B−7N+11N=14B−4N2.511.512.54.751703-20.6
13Cichocki, Aleksander1780POLF=3N−5B+22N+10B2.511.511.56.001823+7.2
14Wieczorek, Marek1621POL−1B+25N+23B=12N−5B2.511.012.03.251724+12.0
15Fysz, Marcin1746POL+25B−1N−16B=19N+21N2.510.011.03.501695-13.2
16Klementys, Jerzy1696POL−22B=26N+15N+21B−6N2.59.09.54.251850+16.4
17Klopotowski, Dariusz1590POL−11B+27B−10N+24N=19B2.58.08.02.001663+9.6
18Rudzki, Artur1616POL−6N−5B+27N+20B−8N2.012.012.02.001664+9.2
19Merten, Maciej1592POL−21N+20B−8N=15B=17N2.010.011.54.501610+1.8
20Smolorz, Zygmunt1680POL−2B−19N+26B−18N+25B2.09.09.51.501614-11.6
21Wasilewski, Mateusz1819POL+19B=22N−3B−16N−15B1.511.012.52.751534-59.6
22Pietrzak, Wit0POL+16N=21B−6N−13B—1.58.510.03.2516960.0
23Knop, Karol1451POL−4BF−14N−11N+24B1.09.59.51.001496+6.4
24Klisz, Piotr1622SVK−12N−8B+25N−17B−23N1.09.010.01.001361-33.4
25Pienio, Milena1528POL−15N−14B−24B+26N−20N1.08.08.50.501417-25.6
26Jagoda, Mikolaj1615POL−9B=16B−20N−25BF0.58.58.51.251359-46.4
27Polis, Milosz1650POL−3B−17N−18B——0.06.58.50.00893-54.0

Key insights

Biggest movers and upsets — the story behind the numbers.

Top rating gainers
Top rating losers
Biggest upsets
Witaj Lato 2026 Turniej A — Zabrze, Poland | Chess Tournament Results | ChessStats