CChessStats

VI Otwarte Mistrzostwa Jaworzyny Slaskiej w Szachach, Grupa A

Open SwissStandard

31 players participated in this 5-round tournament, held from 07 Mar 2026 to 08 Mar 2026 in Jaworzyna Slaska, Poland. 1 titled players from 3 federations. Top 10 Elo average was 1871, and top seed was Oleg Achinovich (🇺🇦 UKR, 2037).

Oskar Kiszkiel (🇵🇱 POL, CM, 2017) won with 5.0/5, ahead of Remigiusz Olejarczyk (4.0) and Oleg Achinovich (4.0). Kiszkiel won solo starting round 4.

The biggest upset came in round 3: Maciej Gruszczynski (1541) beat Marcin Somyk (1915), a +374-point gap.

Location
🇵🇱Jaworzyna Slaska, Poland
Dates
07 Mar 2026 → 08 Mar 2026
Time control
Standard: 60 minutes with 30 seconds increment from move 1
System
Swiss · 5 rounds
Top seed
🇺🇦Oleg Achinovich2037
Avg top 10
1,871
Participants
31
Titled players · 1
CM×1
Federations · 3 represented
🇵🇱Poland×28
🇺🇦Ukraine×2
🇩🇪Germany×1
Top 3

How it unfolded

Top 6 · 5 rounds

CM Oskar Kiszkiel led from R4; +1.0-point edge over the runner-up.

Co-leaders
14
6
2
1
1
1.52.545R1R2R3R4R5
Kiszkiel5Olejarczyk4Achinovich4Krakowiak4Owad3.5Grech3.5
R4–R5 · LEAD HELD

CM Oskar Kiszkiel never relinquished the lead after R4; final gap +1.0 over the runner-up.

R4 · HEAD-TO-HEAD · WINNER VS 2ND

CM Oskar Kiszkiel beat Remigiusz Olejarczyk (Black).

WIN STREAKS · 2 top finishers

CM Oskar Kiszkiel 5 wins (R1–R5)Remigiusz Olejarczyk 3 wins (R1–R3)

Key matchups · top 4

Head-to-head between the four finishers
Player1234
1CMOskar Kiszkiel*
1
——
2Remigiusz Olejarczyk
0
*——
3Oleg Achinovich——*—
4Nikodem Krakowiak———*

Grille américaine

#PlayerEloFedR1R2R3R4R5PtsBu C1BuSBPerfΔ
1Kiszkiel, OskarCM2017POL+31B+7N+11B+2N+5B5.014.014.014.002625+55.6
2Olejarczyk, Remigiusz1993POL+19N+9B+10N−1B+8N4.014.016.011.001924-5.6
3Achinovich, Oleg2037UKR+17N+12B=5N=6B+9N4.013.015.512.001992-2.8
4Krakowiak, Nikodem1628POL+30N−5B+26N+16B+10N4.010.010.57.001808+34.8
5Grech, Kacper1962POL+21B+4N=3B+11N−1N3.516.017.510.501971+10.0
6Owad, Jakub1872POL+15B=20N=8B=3N+18B3.511.513.08.751792-10.0
7Orzlowski, Patryk1688POL+26N−1B+27N+19B=13N3.511.012.05.501780+8.8
8Sliwowski, Igor1591POL+25N=13B=6N+12B−2B3.013.514.57.251808+39.2
9Kaszynski, Jan1617POL+18B−2N+15B+25N−3B3.012.513.55.501727+7.8
10Mazur, Kacper1598POL+16B+29N−2B+18N−4B3.012.513.55.501734+11.6
11Repetilo, Daria1863UKR+22N+27B−1N−5B+19N3.012.013.04.501750-18.0
12Kuriata, Karol1650POL+23B−3N+20B−8N+25B3.010.011.04.001676+0.8
13Fatyga, Dariusz1711GER=28B=8N=21B+20N=7B3.09.510.56.001651-16.0
14Kruk, Pawel1505POL−29B−18N+30B+21N+20B3.06.06.53.501647+33.6
15Walczak, Kamil1491POL−6N+24B−9N+26B=17N2.510.511.53.751548+6.8
16Bucki, Franciszek0POL−10N=22B+28B−4N+21B2.510.011.03.2515400.0
17Wozny, Jan1575POL−3B+28N−25B+27N=15B2.58.59.53.251654+5.6
18Piatek, Antoni1400POL−9N+14B+22N−10B−6N2.012.514.04.501528+27.6
19Gruszczynski, Maciej1541POL−2B+23N+29B−7N−11B2.012.013.02.501701+15.4
20Kuriata, Tomasz1617POL+24N=6B−12N−13B−14N1.512.514.03.251364-23.0
21Walczak, Pawel1513POL−5N+30B=13N−14B−16N1.512.012.52.001556+1.2
22Kiszkiel, Wiktor1478POL−11B=16N−18B=23N=24B1.59.010.52.751301-29.2
23Cwirko, Emilia1447POL−12N−19B=24N=22B=30N1.58.08.51.751334-25.2
24Szymonowicz, Lena0POL−20B−15N=23B=28N=22N1.57.08.02.0013550.0
25Gabas, Karol0POL−8BF+17N−9B−12N1.011.511.52.5014200.0
26Kowalczuk, Paulina1463POL−7B+31N−4B−15N−27B1.011.011.00.001400-6.6
27Lasota, Marcin0POLF−11N−7B−17B+26N1.010.010.01.0014580.0
28Cygan, Miroslaw1477POL=13N−17B−16N=24B—1.08.09.52.251460-1.0
29Somyk, Marcin1915POL+14N−10B−19N——1.06.08.03.001427-33.8
30Galuszka, Karolina1436POL−4B−21N−14NF=23B0.510.010.00.751204-40.4
31Rutkowski, Antoni1559POL−1N−26B———0.05.06.00.00911-14.2

Key insights

Biggest movers and upsets — the story behind the numbers.

Top rating gainers
Top rating losers
Biggest upsets