CChessStats

ORLEN Termika Indywidualne Mistrzostwa Polski do 20 lat w Szachach - KOBIETY

Open SwissStandard

15 players participated in this 9-round tournament, held from 17 Oct 2025 to 24 Oct 2025 in Suwalki, Poland. 9 titled players. Top 10 Elo average was 2028, and top seed was Maria Siekanska (🇵🇱 POL, WIM, 2188).

Anastasiya Obukhava (🇵🇱 POL, WFM, 2109) won with 6.5/9, ahead of Ewa Barwinska (6.5) and Wiktoria Smietanska (6.0). Obukhava won on tie-break after catching the field in the final round.

The biggest upset came in round 3: Roksana Nowak (1887) beat Maria Siekanska (WIM, 2188), a +301-point gap.

Location
🇵🇱Suwalki, Poland
Dates
17 Oct 2025 → 24 Oct 2025
Time control
Standard: 90min/40moves+30min/end+30sec increment per move starting from move 1
System
Swiss · 9 rounds
Top seed
🇵🇱WIMMaria Siekanska2188
Avg top 10
2,028
Participants
15
Titled players · 9
CM×1
WIM×1
WFM×4
WCM×3
Federations · 1 represented
🇵🇱Poland×15
Top 3

How it unfolded

Top 6 · 9 rounds

Tight race until R8; 2 players tied at 6.5/9, decided on Buchholz.

Co-leaders
7
4
1
1
3
2
2
1
2
2.54.579R1R2R3R4R5R6R7R8R9Barwinska takes lead
Barwinska6.5Obukhava6.5Malicka6Sprzeczka6Smietanska6Hertlein5
R8 · LEADER CHANGE23 Oct

WFM Ewa Barwinska takes the sole lead (6.0/8).

R9 · TIEBREAK CLUSTER

2 players finish on 6.5/9. Obukhava takes the title on Buchholz Cut1 (43.0).

R4 · HEAD-TO-HEAD · WINNER VS 2ND

WFM Ewa Barwinska drew with WFM Anastasiya Obukhava (Black).

Key matchups · top 4

Head-to-head between the four finishers
Player1234
1WFMEwa Barwinska*
½
1
1
2WFMAnastasiya Obukhava
½
*
1
1
3WCMMagdalena Malicka
0
0
*—
4WFMEmilia Sprzeczka
0
0
—*

Grille américaine

#PlayerEloFedR1R2R3R4R5R6R7R8R9PtsBu C1BuSBPerfΔ
1Obukhava, AnastasiyaWFM2109POL+8N+5B+7N=2B−6N+9B+4N−3B+10N6.543.046.532.252185+37.6
2Barwinska, EwaWFM2044POL+14B+4N=6B=1N+9B+5N=7B=10N=3B6.542.043.530.502186+34.6
3Smietanska, WiktoriaCM2151POL−9B+14N=13B+10N−4B+8N+6B+1N=2N6.038.039.525.252096-15.4
4Sprzeczka, EmiliaWFM1983POL+13N−2B+15N+8B+3N−6B−1B+12N+7B6.038.039.021.002019+28.4
5Malicka, MagdalenaWCM1979POL+10B−1N−9B+12N+7N−2B+11N+6N+14B6.036.037.520.502069+46.8
6Hertlein, IrenaWFM2041POL+11N+15B=2N=7B+1B+4N−3N−5BF5.040.040.022.252048+4.2
7Kaminska, ZuzannaWCM1986POL+12B+9N−1B=6N−5B+13N=2N+15B−4N5.038.539.515.251921-17.9
8Nowak, Roksana1887POL−1B+12N+10B−4N=11B−3BF+14N+13B4.531.031.011.001947+12.8
9Michalska, LenaWCM1915POL+3N−7B+5N+13B−2N−1N−10BF+15B4.036.536.515.001945+18.0
10Siekanska, MariaWIM2188POL−5N+11B−8N−3BF+12N+9N=2B−1B3.539.039.012.751915-105.6
11Piekutowska, Lena1733POL−6B−10N+14B=15N=8NF−5B=13N=12B3.026.026.06.501736-8.4
12Saliuk, Maryia1654POL−7N−8BF−5B+14N−10B+15N−4B=11N2.530.530.54.001724+17.6
13Bialowas, Maria1590POL−4BF=3N−9N+15B−7B−14N=11B−8N2.031.031.05.501656+6.0
14Pietryk, Joanna1823POL−2N−3B−11NF−12B=15N+13B−8B−5N1.531.531.52.501563-102.8
15Panasiewicz, Natalia1480POLF−6N−4B=11B−13N=14B−12B−7N−9N1.029.029.02.251466-8.8

Key insights

Biggest movers and upsets — the story behind the numbers.

Top rating gainers
Top rating losers
Biggest upsets