CChessStats

Oboz Szachowo-Narciarski - Grupa A

Open SwissStandard

14 players participated in this 9-round tournament, held from 01 Feb 2026 to 06 Feb 2026 in Lewin Klodzki, Poland. Top 10 Elo average was 1466, and top seed was Marcin Frank (🇵🇱 POL, 1830).

Marcin Frank (🇵🇱 POL, 1830) won with 8.0/9, ahead of Wojciech Radojewski (7.0) and Antoni Sonibare (6.5). Frank took the lead from round 6.

The biggest upset came in round 8: Wojciech Radojewski (1474) beat Antoni Sonibare (1828), a +354-point gap.

Location
🇵🇱Lewin Klodzki, Poland
Dates
01 Feb 2026 → 06 Feb 2026
Time control
Standard: 60 minutes with 30 seconds increment from move 1
System
Swiss · 9 rounds
Top seed
🇵🇱Marcin Frank1830
Avg top 10
1,466
Participants
14
Federations · 1 represented
🇵🇱Poland×14
Top 3

How it unfolded

Top 6 · 9 rounds

Marcin Frank led from R6; +1.0-point edge over the runner-up. Title race converged from 2 co-leaders at R4 to 1 by R6.

Co-leaders
6
2
4
2
1
1
1
1
1
2.54.579R1R2R3R4R5R6R7R8R9Frank takes lead
Frank8Radojewski7Miatkowski6.5Sonibare6.5Malas6Kornak5
R6 · LEADER CHANGE04 Feb

Marcin Frank takes the sole lead (5.0/6).

R1 · HEAD-TO-HEAD · WINNER VS 2ND

Marcin Frank beat Wojciech Radojewski (White).

WIN STREAKS · 3 top finishers

Marcin Frank 4 wins (R6–R9)Wojciech Radojewski 7 wins (R3–R9)Wiktor Miatkowski 3 wins (R3–R5)

Key matchups · top 4

Head-to-head between the four finishers
Player1234
1Marcin Frank*
1
½
½
2Wojciech Radojewski
0
*
1
1
3Wiktor Miatkowski
½
0
*
0
4Antoni Sonibare
½
0
1
*

Grille américaine

#PlayerEloFedR1R2R3R4R5R6R7R8R9PtsBu C1BuSBPerfΔ
1Frank, Marcin1830POL+2B=4N+11B+5N=3B+6N+9N+7B+8B8.045.047.541.001943+39.6
2Radojewski, Wojciech1474POL−1N−7B+13N+10N+8B+11B+4N+3B+6N7.041.543.030.001788+94.0
3Sonibare, Antoni1828POL+8N=6B=5N+11B=1N+4B+12B−2N+10B6.543.045.529.001689-41.2
4Miatkowski, Wiktor1579POL+12N=1B+7N+6B+5B−3N−2B+10N+14N6.543.043.526.001715+45.2
5Malas, Maksymilian1602POL+13B+9N=3B−1B−4N+7N=6B+14B+12N6.039.039.519.251656-3.6
6Matyka, Karol1675POL+10B=3N+8B−4N+7B−1B=5N+9N−2B5.048.051.023.251578-37.2
7Kornak, Maksymilian1477POL+11B+2N−4B+9N−6N−5B+14N−1N+13B5.040.541.015.501571+30.8
8Czeczenko, Tymoteusz0POL−3B+13N−6N+14B−2N+10B+11N+12B−1N5.036.036.510.0014400.0
9Korzeniowski, Michal1629POL=14N−5B+12N−7B=10N+13N−1B−6B+11N4.033.534.08.251405-36.0
10Jablonski, Mateusz0POL−6N=12B+14N−2B=9B−8N+13B−4B−3N3.038.038.55.2512580.0
11Lotoczko, Witold1567POL−7N+14B−1N−3N+12B−2N−8B=13N−9B2.539.540.03.75832-91.6
12Marciniak, Wojciech0POL−4B=10N−9B+13B−11N+14B−3N−8N−5B2.535.035.53.508460.0
13Marciniak, Krzysztof0POL−5N−8B−2B−12N+14N−9B−10N=11B−7N1.535.035.51.7511860.0
14Lotoczko, Julian0POL=9B−11N−10B−8N−13B−12N−7B−5N−4B0.534.536.02.0012060.0

Key insights

Biggest movers and upsets — the story behind the numbers.

Top rating gainers
Top rating losers
Biggest upsets