CChessStats

I Otwarte Mistrzostwa Inowroclawia w Szachach Klasycznych - OPEN A

Open SwissStandard

22 players participated in this 5-round tournament, held from 07 Jun 2025 to 08 Jun 2025 in Inowroclaw, Poland. 1 titled players. Top 10 Elo average was 1939, and top seed was Bartosz Przybylski (🇵🇱 POL, FM, 2101).

Jan Rzewucki (🇵🇱 POL, 1982) won with 4.0/5, ahead of Miroslaw Gawronski (4.0) and Szymon Zajac (4.0). Rzewucki won on tie-break after catching the field in the final round.

The biggest upset came in round 4: Maciej Stanczewski (1626) beat Jacek Kwiatkowski (1853), a +227-point gap.

Location
🇵🇱Inowroclaw, Poland
Dates
07 Jun 2025 → 08 Jun 2025
Time control
Standard: 60 minutes with 30 seconds increment from move 1
System
Swiss · 5 rounds
Top seed
🇵🇱FMBartosz Przybylski2101
Avg top 10
1,939
Participants
22
Titled players · 1
FM×1
Federations · 1 represented
🇵🇱Poland×22
Top 3

How it unfolded

Top 6 · 5 rounds

Tight race until R3; 3 players tied at 4.0/5, decided on Buchholz.

Co-leaders
7
3
1
1
3
1.52.545R1R2R3R4R5
Gawronski4Zajac4Rzewucki4Budnik3.5Polak3.5Przybylski3.5
R3–R5 · LEAD HELD

Miroslaw Gawronski held the sole lead from R3 through R5 without losing it.

R5 · TIEBREAK CLUSTER

3 players finish on 4.0/5. Rzewucki takes the title on Buchholz Cut1 (12.0).

R1–R4 · WIN STREAK

Miroslaw Gawronski won 4 in a row (R1–R4).

Key matchups · top 4

Head-to-head between the four finishers
Player1234
1Miroslaw Gawronski*—
0
—
2Szymon Zajac—*—
½
3Jan Rzewucki
1
—*
½
4Mateusz Budnik—
½
½
*

Grille américaine

#PlayerEloFedR1R2R3R4R5PtsBu C1BuSBPerfΔ
1Rzewucki, Jan1982POL=15B+10N+18B=4N+2B4.012.013.510.752054+10.0
2Gawronski, Miroslaw2005POL+11N+9B+12N+8B−1N4.011.514.010.002093+11.4
3Zajac, Szymon2016POL=10B+15N=4B+9N+7B4.011.513.510.502041+8.4
4Budnik, Mateusz1943POL+22N+5B=3N=1B=6N3.515.015.09.252046+15.0
5Przybylski, BartoszFM2101POL+14B−4N=7N+19B+8N3.511.513.08.002012-15.2
6Polak, Aleksander1738POL−8B+21N+13B+18N=4B3.510.011.06.751948+54.0
7Szmidt, Przemyslaw1895POL+21B=8N=5B+12N−3N3.012.513.56.501980+12.0
8Darowicki, Mariusz2025POL+6N=7B+19N−2N−5B2.514.015.56.501873-17.4
9Kaczmarczyk, Pawel1805POL+13B−2N+20B−3B=11N2.513.014.04.751781-2.8
10Stanczak, Olaf1704POL=3N−1B+17N−11B+19N2.512.514.05.501783+16.8
11Czarnolewski, Piotr1698POL−2B−13N+21B+10N=9B2.511.512.54.751756+6.6
12Brudnicki, Pawel1759POL+20B+16N−2B−7B=13N2.511.512.54.251788+8.0
13Stanczewski, Maciej1626POL−9N+11B−6N+16N=12B2.511.013.05.751770+38.0
14Gappa, Adam1755POL−5N−19B+22N+15B=17N2.59.09.03.001725-10.8
15Weber, Wiktor1666POL=1N−3B=16B−14N+20B2.012.513.54.001761+20.8
16Kwiatkowski, Jacek1853POL=17N−12B=15N−13B+18B2.09.010.53.501614-31.6
17Bialkowski, Jan1632POL=16B−18N−10B+20N=14B2.08.59.53.251654+5.2
18Janeczek, Maksymilian1761POL=19N+17B−1N−6B−16N1.511.513.02.751609-41.2
19Marcinkowski, Jan1600POL=18B+14N−8B−5N−10B1.511.012.53.251690+18.0
20Martynow, Jacek1560POL−12N+22B−9N−17B−15N1.09.09.00.001460-12.0
21Wisniewski, Tomasz1640POL−7N−6B−11N+22BF1.09.09.00.001552-18.8
22Chodorowski, Wlodzimierz1649POL−4B−20N−14B−21N—0.07.08.00.00924-32.8

Key insights

Biggest movers and upsets — the story behind the numbers.

Top rating gainers
Top rating losers
Biggest upsets