CChessStats

XVI Memorial Bieluczykow Bialystok 2025 - Na Jedynke i Kandydata

Open SwissStandard

13 players participated in this 9-round tournament, held from 30 Jun 2025 to 04 Jul 2025 in Bialystok, Poland. Top 10 Elo average was 1699, and top seed was Piotr Jaszczuk (🇵🇱 POL, 1880).

Jakub Szuminski (🇵🇱 POL, 1837) won with 6.5/9, ahead of Mykhailo Mykhaliuk (6.5) and Wiktor Wnorowski (6.5). Szuminski shared the lead from round 7, winning on tie-break.

The biggest upset came in round 6: Piotr Smolko (1454) beat Jakub Perkowski (1694), a +240-point gap.

Location
🇵🇱Bialystok, Poland
Dates
30 Jun 2025 → 04 Jul 2025
Time control
Standard: 60 minutes with 30 seconds increment from move 1
System
Swiss · 9 rounds
Top seed
🇵🇱Piotr Jaszczuk1880
Avg top 10
1,699
Participants
13
Federations · 1 represented
🇵🇱Poland×13
Top 3

How it unfolded

Top 6 · 9 rounds

Tight race until R4; 3 players tied at 6.5/9, decided on Buchholz.

Co-leaders
5
3
1
1
1
2
3
1
3
2.54.579R1R2R3R4R5R6R7R8R9Wnorowski takes leadSzuminski takes lead
Wnorowski6.5Szuminski6.5Mykhaliuk6.5Czachurski5.5Etel5Kozlowski4
R4 · LEADER CHANGE01 Jul

Wiktor Wnorowski takes the sole lead (3.5/4).

R9 · TIEBREAK CLUSTER

3 players finish on 6.5/9. Szuminski takes the title on Buchholz Cut1 (36.5).

R5 · HEAD-TO-HEAD · WINNER VS 2ND

Wiktor Wnorowski drew with Jakub Szuminski (Black).

Key matchups · top 4

Head-to-head between the four finishers
Player1234
1Wiktor Wnorowski*
½
1
0
2Jakub Szuminski
½
*
½
1
3Mykhailo Mykhaliuk
0
½
*
½
4Ignacy Czachurski
1
0
½
*

Grille américaine

#PlayerEloFedR1R2R3R4R5R6R7R8R9PtsBu C1BuSBPerfΔ
1Szuminski, Jakub1837POL+4B−5N+7B+6N=3B=2N+9B+10B=8N6.536.538.525.751762-20.4
2Mykhaliuk, Mykhailo1762POL+13N+11B+6N−3B=5N=1B+7N=4B+10B6.535.535.520.501807+10.2
3Wnorowski, Wiktor1712POL=8N+12B+5B+2N=1N=6B−4B+11N+9B6.534.534.522.501851+73.6
4Czachurski, Ignacy1645POL−1N+8B+9N−5B+10BF+3N=2N+6B5.535.535.520.751768+50.8
5Etel, Szymon1710POL+9B+1B−3N+4N=2B+8N=6N−7BF5.038.038.022.251732+12.4
6Kozlowski, Cezary1745POL+7B+10N−2B−1B+11N=3N=5BF−4N4.038.038.013.751640-39.6
7Pawluczuk, Maciej1497POL−6N+13B−1NF=8B+10N−2B+5N=11B4.028.528.59.251625+40.8
8Sazon, Adam1476POL=3B−4NF+11B=7N−5B−10N−9N=1B2.534.034.010.501542+9.6
9Smolko, Piotr1454POL−5NF−4B=10NF+11B−1N+8B−3N2.530.030.05.501548+25.6
10Choinski, Ignacy1447POLF−6B=11N=9B−4N−7B+8B−1N−2N2.033.533.54.751442-66.0
11Perkowski, Jakub1694POL+12B−2N=10B−8N−6B−9NF−3B=7N2.028.028.03.001412-94.4
12Jaszczuk, Piotr1880POL−11N−3NFFF————0.011.011.00.00894-59.2
13Perkowski, Dawid1505POL−2B−7NF——————0.010.513.00.00830-29.2

Key insights

Biggest movers and upsets — the story behind the numbers.

Top rating gainers
Top rating losers
Biggest upsets