CChessStats

Jurajski Jesienny Turniej Szachowy 2025 - gr A

Open SwissStandard

36 players participated in this 7-round tournament, held from 18 Oct 2025 to 19 Oct 2025 in Zawiercie, Poland. Top 10 Elo average was 1694, and top seed was Jakub Wieczorek (🇵🇱 POL, 1924).

Lech Wieczorek (🇵🇱 POL, 1796) won with 6.5/7, ahead of Rafal Chomicki (5.5) and Jakub Wieczorek (5.0). Wieczorek won solo starting round 4.

The biggest upset came in round 2: Mikolaj Libura (1482) beat Szymon Jagielski (1705), a +223-point gap.

Location
🇵🇱Zawiercie, Poland
Dates
18 Oct 2025 → 19 Oct 2025
Time control
Standard: 30 minutes for game with 30 seconds increment from move 1
System
Swiss · 7 rounds
Top seed
🇵🇱Jakub Wieczorek1924
Avg top 10
1,694
Participants
36
Federations · 1 represented
🇵🇱Poland×34
Top 3

How it unfolded

Top 6 · 7 rounds

Lech Wieczorek led from R4; +1.0-point edge over the runner-up.

Co-leaders
18
9
3
1
1
1
1
23.55.57R1R2R3R4R5R6R7
R4–R7 · LEAD HELD

Lech Wieczorek never relinquished the lead after R4; final gap +1.0 over the runner-up.

WIN STREAKS · 2 top finishers

Lech Wieczorek 6 wins (R1–R6)Jakub Wieczorek 3 wins (R1–R3)

Key matchups · top 4

Head-to-head between the four finishers

Grille américaine

#PlayerEloFedR1R2R3R4R5R6R7PtsBu C1BuSBPerfΔ
1Wieczorek, Lech1796POL+7N+31B+5N+3B+9N+6B=4N6.529.531.529.001998+20.4
2Chomicki, Rafal1718POL+6N16B+17N+14B=5N+8B+3N5.527.030.524.502008+42.0
3Wieczorek, Jakub1924POL+23B+11N+12B1N+4B+13N2B5.029.532.520.501763-19.2
4Libura, Mikolaj1482POL+25N+15B=8N+16B3N+9B=1B5.028.031.020.501808+40.0
5Kolodziejczyk, Bartosz1619POL+29B+27N1B+21N=2B+15N=8B5.025.527.516.001769+39.6
6Bigaj, Piotr0POL2B+26N+24B+32N+16B1N+12B5.025.027.015.0016670.0
7Krupinski, Adam0POL1B+28N10B+24N+21B+17N+13B5.024.526.515.5016850.0
8Brzoska, Mariusz1661POL+17B+20N=4B=9N+12B2N=5N4.527.531.018.251637-2.6
9Stochel, Rafal1635POL+35N+14B+13N=8B1B4N+16B4.527.528.514.751547-21.2
10Pajka, Tomasz0POL+24B13B+7N12N+23B=11N+19B4.524.027.016.7515850.0
11Krzyszpien, Mateusz1518POL+33N3B14N+30B+27N=10B+23N4.520.522.511.251681+6.2
12Machnik, Adam1550POL+21N+22B3N+10B8N+14B6N4.026.029.014.50992-18.0
13Idzior, Andrzej1599POL+28B+10N9B+22N+15N3B7N4.026.028.013.501631+3.2
14Gubala, Robert0POL+18B9N+11B2N+29B12N+27B4.024.026.012.0015340.0
15Jagielski, Szymon1705POL+34B4N+18B+27N13B5B+21N4.022.524.510.50767-40.8
16Iwanczuk, Wojciech0POL+19B+2N=29B4N6N+25B9N3.526.528.513.0016240.0
17Michniewski, Sebastian0POL8N+19N2B+31B+32N7B=22N3.523.525.59.0016380.0
18Pluta, Kamil0POL14N+36B15N=20N+22B19N+26B3.520.521.58.2514960.0
19Maj, Piotr1679POL16N17B+35N=29N+26B+18B10N3.519.520.58.001604-4.0
20Misiak, Przemyslaw1468POL+30N8B21N=18B=25N=22B+28N3.519.021.08.75860-10.0
21Wodniak, Piotr0POL12B+34N+20B5B7N+24N15B3.024.526.58.5015170.0
22Jarzynska, Magdalena0POL+26B12N+23B13B18N=20N=17B3.021.524.09.0014280.0
23Wiesiolek, Blazej1408POL3N+30B22N+28B10N+32B11B3.021.023.06.00881-18.8
24Pierzynka, Konrad1598POL10N+35B6N7B+36N21B+33N3.020.521.54.002277+13.2
25FIDE 54504365504B29N=26B+33N=20B16N+30B3.018.520.57.0012450.0
26FIDE 545043620022N6B=25N+35B19N+28B18N2.520.021.04.508800.0
27Krawczyk, Marcin0POL+36N5B+31N15B11BF14N2.021.522.53.0014920.0
28Niepsuj, Piotr0POL13N7B+33N23N+31B26N20B2.020.022.04.0013080.0
29Laczkowski, Jan1602POL5N+25B=16N=19B14NF2.019.021.06.501458-14.8
30Skipirzepa, Dawid0POL20B23N+34B11N33B+31N25N2.018.020.04.0012880.0
31Kolasa, Wojciech1497POL+32B1N27B17N28N30B+36N2.018.019.03.001637+12.8
32Jagoda, Antoni0POL31N+33B+36N6B17B23N34B2.017.518.53.0013460.0
33Michalska, Justyna0POL11B32N28B25B+30N+34N24B2.016.518.54.007600.0
34Canibol, Jakub0POL15N21B30N36B+35N33B+32N2.014.015.03.007910.0
35Benduch, Maciej0POL9B24N19B26N34B+36BF1.016.516.51.0014060.0
36Malek, Damian1477POL27B18N32B+34N24B35N31B1.014.515.52.00748-32.0

Key insights

Biggest movers and upsets — the story behind the numbers.

Top rating gainers
Top rating losers
Biggest upsets