CChessStats

Droga do Mistrzostwa - FIDE Open - May 2026

Open SwissStandard

30 players participated in this 5-round tournament, held from 23 May 2026 to 24 May 2026 in Warszawa, Poland. Top 10 Elo average was 1893, and top seed was Ludwik Siennicki (🇵🇱 POL, 2059).

Lukasz Bobinski (🇵🇱 POL, 1827) won with 4.5/5, ahead of Gustaw Siennicki (4.0) and Dawid Ostojski (4.0). Bobinski clinched sole first place in the final round.

The biggest upset came in round 1: Wiktor Jakubowski (1461) beat Lucas Szymko (1709), a +248-point gap.

Location
🇵🇱Warszawa, Poland
Dates
23 May 2026 → 24 May 2026
Time control
Standard: 60 minutes with 30 seconds increment from move 1
System
Swiss · 5 rounds
Top seed
🇵🇱Ludwik Siennicki2059
Avg top 10
1,893
Participants
30
Federations · 1 represented
🇵🇱Poland×30
Top 3
  • 🥇
    Lukasz Bobinski
    🇵🇱POL·1827
    4.5pts·2244perf+94.0
  • 🥈
    Gustaw Siennicki
    🇵🇱POL·1874
    4.0pts·2051perf+22.2
  • 🥉
    Dawid Ostojski
    🇵🇱POL·1972
    4.0pts·2022perf+6.8

How it unfolded

Top 6 · 5 rounds

Lukasz Bobinski led from R5; +0.5-point edge over the runner-up.

Co-leaders
11
4
1
1
1
1.52.545R1R2R3R4R5Bobinski takes lead
Bobinski4.5Ostojski4Siennicki4Siennicki4Ciborowski3.5Eysmont3.5
R5 · LEADER CHANGE24 May

Lukasz Bobinski takes the sole lead (4.5/5).

R3 · HEAD-TO-HEAD · WINNER VS 2ND

Lukasz Bobinski drew with Dawid Ostojski (Black).

R1–R4 · WIN STREAK

Gustaw Siennicki won 4 in a row (R1–R4).

Key matchups · top 4

Head-to-head between the four finishers
Player1234
1Lukasz Bobinski*
½
1
1
2Dawid Ostojski
½
*——
3Gustaw Siennicki
0
—*—
4Ludwik Siennicki
0
——*

Grille américaine

#PlayerEloFedR1R2R3R4R5PtsBu C1BuSBPerfΔ
1Bobinski, Lukasz1827POL+22N+4B=3N+7B+2N4.515.016.514.502244+94.0
2Siennicki, Gustaw1874POL+19N+11B+5B+6N−1B4.014.516.512.002051+22.2
3Ostojski, Dawid1972POL+28B+8N=1B+10N=5B4.014.014.510.502022+6.8
4Siennicki, Ludwik2059POL+13B−1N+23B+19N+8B4.012.514.09.501950-16.8
5Ciborowski, Konrad Jr1997POL+16N+21B−2N+11B=3N3.513.515.59.501943-4.6
6Eysmont, Julian1896POL=27N+24B+9N−2B+15N3.511.012.07.5018800.0
7Berent, Mateusz1882POL+23B=10N+15B−1N=12B3.013.014.57.001783-24.0
8Bartnicki, Piotr1711POL+17N−3B+22N+20B−4N3.012.514.06.001807+22.8
9Seredyn, Dominik1821POL=14B+12N−6B+21N=10B3.012.014.07.751775-5.2
10Kumik, Michal1707POL+30N=7B+26N−3B=9N3.011.511.54.501883+36.4
11Witkiewicz, Mateusz1704POL+29B−2N+25B−5N+19B3.011.011.03.501740+6.8
12Bzoma, Wojciech1612POL=26N−9B+17N+24B=7N3.010.011.56.251795+46.8
13Trzmiel, Bartosz1696POL−4N−22B+30N+27B+20N3.08.58.53.001714+0.2
14Krakowiak, Filip1564POL=9N−18B=27N=16B+22N2.59.510.54.751696+17.2
15Szuszkiewicz, Stanislaw1751POL=24N+27B−7N+26B−6B2.59.510.53.251768+4.8
16Malczuk, Cyprian1682POL−5B−20N+29B=14N+25B2.59.59.52.751551-31.6
17Metera, Tomasz1516POL−8B=28N−12B+29N+23B2.58.08.01.751575+10.8
18Szymko, Lucas1709POL−25B+14N−20B=23N+24B2.57.59.04.751550-41.2
19Bujak, Gabriel1629POL−2B+29N+21N−4B−11N2.013.013.02.001643-1.2
20Marcinowski, Pawel1528POL−21N+16B+18N−8N−13B2.011.013.05.001635+27.2
21Wisniewski, Piotr1738POL+20B−5N−19B−9B+27N2.010.511.53.001656-23.6
22Andruszkiewicz, Szymon1602POL−1B+13N−8B=25N−14B1.513.014.53.751503-27.2
23Borkowski, Jan1658POL−7N+30B−4N=18B−17N1.512.012.01.251469-32.2
24Lewenstein, Konstanty1541POL=15B−6N+28B−12N−18N1.511.512.01.751578+6.0
25Jakubowski, Wiktor1461POL+18N−26B−11N=22B−16N1.59.511.03.251561+20.0
26Zajaczkowski, Lukasz1855POL=12B+25N−10B−15N—1.58.510.03.001546-31.2
27Dabrowski, Wiktor1667POL=6B−15N=14B−13N−21B1.011.513.53.001489-43.6
28Murmantsava, Maryia1667POL−3N=17B−24NF—0.58.08.01.251403-40.4
29Chuchla, Piotr0POL−11N−19B−16N−17BF0.010.010.00.008330.0
30Kowalski, Cezary0POL−10B−23N−13BF—0.07.58.00.008870.0

Key insights

Biggest movers and upsets — the story behind the numbers.

Top rating gainers
Top rating losers
Biggest upsets
Droga do Mistrzostwa - FIDE Open - May 2026 — Warszawa, Poland | Chess Tournament Results | ChessStats