CChessStats

Miedzywojewodzkie Mistrzostwa Juniorow OP-SL C13

Open SwissStandard

15 players participated in this 9-round tournament, held from 19 Oct 2025 to 26 Oct 2025 in Pokrzywna, Poland. Top 10 Elo average was 1704, and top seed was Piotr Czeremcha (🇵🇱 POL, 1972).

Piotr Czeremcha (🇵🇱 POL, 1972) won with 7.0/9, ahead of Adam Lisek (6.5) and Jakub Klepacz (6.0). Czeremcha won solo starting round 4.

The biggest upset came in round 8: Jakub Klepacz (1657) beat Piotr Czeremcha (1972), a +315-point gap.

Location
🇵🇱Pokrzywna, Poland
Dates
19 Oct 2025 → 26 Oct 2025
Time control
Standard: 90 minutes with 30 second increment from move 1
System
Swiss · 9 rounds
Top seed
🇵🇱Piotr Czeremcha1972
Avg top 10
1,704
Participants
15
Federations · 1 represented
🇵🇱Poland×15
Top 3

How it unfolded

Top 6 · 9 rounds

Piotr Czeremcha led from R4; +0.5-point edge over the runner-up.

Co-leaders
7
2
4
1
1
1
1
1
1
2.54.579R1R2R3R4R5R6R7R8R9
R4–R9 · LEAD HELD

Piotr Czeremcha held the sole lead from R4 through R9 without losing it.

R5 · HEAD-TO-HEAD · WINNER VS 2ND

Piotr Czeremcha drew with Adam Lisek (White).

R1–R7 · UNBEATEN

Piotr Czeremcha went unbeaten across 7 games (R1–R7).

Key matchups · top 4

Head-to-head between the four finishers
Player1234
1Piotr Czeremcha*
½
0
1
2Adam Lisek
½
*
½
½
3Jakub Klepacz
1
½
*
4Wojciech Podolecki
0
½
*

Grille américaine

#PlayerEloFedR1R2R3R4R5R6R7R8R9PtsBu C1BuSBPerfΔ
1Czeremcha, Piotr1972POL+5B=6N+11B+7N=2B+9N+4B3N+8B7.040.043.031.501894-22.4
2Lisek, Adam1673POL+14B+9N=7B=4B=1N+6B=3N=5B+10N6.540.042.027.751862+85.6
3Klepacz, Jakub1657POL+12B7N+13B6N+8B=11N=2B+1B+9N6.036.039.025.251787+70.0
4Reterski, Wiktor1775POL+8B=11N+6B=2N=9B=5N1N=7B+14N5.538.540.522.001752-8.0
5Podolecki, Wojciech1603POL1N+15B12N+11B+10N=4B=7B=2N+6N5.537.539.020.751724+53.6
6Dudek, Bartlomiej1663POL+10N=1B4N+3B+7B2N+9B8N5B4.542.546.021.001700+15.2
7Sawinski, Franciszek1690POL+15N+3B=2N1B6N+13B=5N=4NF4.539.539.519.251727+15.2
8Wilman, Maciej1560POL4N10B+15N+14B3NF+12B+6B1N4.033.033.011.001640+29.2
9Plowy, Karol1865POL+13N2B+10N+12B=4N1B6NF3B3.539.039.012.251620-96.4
10Kieca, Szymon1516POL6B+8N9B+13N5B=15NF+14B2B3.530.530.59.751588+26.8
11Tendera, Jan1473POLF=4B1N5N+12B=3B=14N=13B15N3.033.533.511.251543+21.2
12Ekiert, Szymon1478POL3NF+5B9N11N=14B8N+15B=13N3.028.528.59.501514+8.8
13Swiderski, Lukasz1578POL9B+14N3N10BF7N+15B=11N=12B3.027.027.06.501506-36.4
14Buczek, Igor1535POL2N13BF8N+15B=12N=11B10N4B2.030.030.04.501384-64.0
15Jagoda, Mikolaj1552POL7B5N8BF14N=10B13N12N+11B1.528.528.54.751304-98.4

Key insights

Biggest movers and upsets — the story behind the numbers.

Top rating gainers
Top rating losers
Biggest upsets