CChessStats

Otwarty Siedlecki Turniej na II i III kategorie

Open SwissStandard

21 players participated in this 9-round tournament, held from 22 Nov 2025 to 23 Nov 2025 in Siedlce, Poland. Top 10 Elo average was 0, and top seed was Przemyslaw Niedzialek (🇵🇱 POL, 1590).

Ziemowit Pietraszek (🇵🇱 POL, 0) won with 6.5/9.

Location
🇵🇱Siedlce, Poland
Dates
22 Nov 2025 → 23 Nov 2025
Time control
Standard: 60 minutes for game
System
Swiss · 9 rounds
Avg top 10
0
Participants
21
Federations · 1 represented
🇵🇱Poland×10
Top 3

How it unfolded

Top 6 · 9 rounds
Co-leaders
14
6
2
1
1
1
1
1
1
2.54.579R1R2R3R4R5R6R7R8R9
Pietraszek6.56Jakubowski6Salach65.5Pietrzak5.5
R4 · HEAD-TO-HEAD · WINNER VS 2ND

Ziemowit Pietraszek drew with FIDE 545053960 (White).

R4–R9 · UNBEATEN

Ziemowit Pietraszek went unbeaten across 6 games (R4–R9).

Key matchups · top 4

Head-to-head between the four finishers
Player1234
1Ziemowit Pietraszek*
½
—
½
2FIDE 545053960
½
*—
0
3Wiktor Jakubowski——*
1
4Tymoteusz Salach
½
1
0
*

Grille américaine

#PlayerEloFedR1R2R3R4R5R6R7R8R9PtsBu C1BuSBPerfΔ
1Pietraszek, Ziemowit0POL+15N+19B−5N=2B+10N+?B=3N+?N=?B6.528.028.016.5016090.0
2FIDE 5450539600—+?B−3N+13B=1N+14B+8N=?B=?B=5B6.031.031.019.0014570.0
3Salach, Tymoteusz0POL+17N+2B−?B+19N=?N+?B=1B+5N−4B6.029.029.019.7515890.0
4Jakubowski, Wiktor0POL+?B−?N+7B+?N−?N+6B−5N+15B+3N6.026.026.020.5015100.0
5FIDE 5450539360—+?N+?B+1B−?N−8B+7N+4B−3B=2N5.534.534.520.5016090.0
6Pietrzak, Kacper0POL+7B=8N−?B+11N+9B−4N+?N−?B+10N5.530.030.021.507400.0
7FIDE 5450539950—−6N+?B−4N+12N+?B−5B+?N+9N−?B5.026.526.59.5015040.0
8FIDE 5450540290—+?N=6B+10N−?B+5N−2B+11B=?N−?N5.026.026.017.2513470.0
9FIDE 5450538980—+21N+?B=?N−?B−6N+10B=?N−7B+16N5.019.019.08.5015600.0
10Wojtasinski, Piotr0POL=11B+?N−8B+20N−1B−9N+?B+13N−6B4.532.532.58.2515940.0
11Bankowski, Maciej0POL=10N−?B+?N−6B+?N+?B−8N+?B−?N4.515.015.02.2515230.0
12Paprocki, Kazimierz0POL−?N+21B−?N−7B−?N+18B=?N+?N+?B4.57.57.52.5014080.0
13FIDE 5450176460—+14N−?B−2N+16N+19B−15N−?B−10B+18N4.027.027.012.506900.0
14Swiatek, Malgorzata0POL−13B+18N+15B−?B−2N−?B−16N+?B+17N4.023.523.59.507890.0
15Stanczak, Wiktor0POL−1B+?N−14N+?B+?N+13B−?N−4N−?B4.020.520.54.0015460.0
16Prochnicki, Michal0POL−?B+?N−?N−13B+20B−?N+14B+?N−9B4.015.015.06.0015320.0
17FIDE 418599280—−3B+20N−19N−?B+18N−?B−?N+21N−14B3.016.516.54.507060.0
18FIDE 911815930—−?N−14B−?B=?N−17B−12N+21B+20N−13B2.517.517.52.007740.0
19FIDE 418030600—+?B−1N+17B−3B−13N————2.019.519.53.0015940.0
20FIDE 5450539520—−?N−17B+21N−10B−16N−?BF−18B+?N2.014.014.00.007320.0
21FIDE 911894110—−9B−12N−20B−?B−?NF−18N−17B−?N0.017.017.00.006370.0

Key insights

Biggest movers and upsets — the story behind the numbers.

Top rating gainers
Top rating losers