CChessStats

TK 1600-1800 grudzien 2025

Open SwissStandard

16 players participated in this 7-round tournament, held from 20 Dec 2025 to 21 Dec 2025 in Olszryn, Poland. Top 10 Elo average was 771, and top seed was Krzysztof Szwed (🇵🇱 POL, 1622).

Jedrzej Kozikowski (🇵🇱 POL, 0) won with 6.5/7, ahead of Lena Lisica (6.0) and Krzysztof Szwed (5.0). Kozikowski won solo starting round 5.

Location
🇵🇱Olszryn, Poland
Dates
20 Dec 2025 → 21 Dec 2025
Time control
Standard: 30 minutes for game with 30 seconds increment from move 1
System
Swiss · 7 rounds
Top seed
🇵🇱Krzysztof Szwed1622
Avg top 10
771
Participants
16
Federations · 1 represented
🇵🇱Poland×16
Top 3

How it unfolded

Top 6 · 7 rounds

Jedrzej Kozikowski led from R5; +0.5-point edge over the runner-up. Title race converged from 2 co-leaders at R4 to 1 by R5.

Co-leaders
9
5
3
2
1
1
1
23.55.57R1R2R3R4R5R6R7
R5–R7 · LEAD HELD

Jedrzej Kozikowski held the sole lead from R5 through R7 without losing it.

R2 · HEAD-TO-HEAD · WINNER VS 2ND

Jedrzej Kozikowski beat Lena Lisica (Black).

WIN STREAKS · 3 top finishers

Jedrzej Kozikowski 6 wins (R1–R6)Lena Lisica 5 wins (R3–R7)Krzysztof Szwed 3 wins (R1–R3)

Key matchups · top 4

Head-to-head between the four finishers
Player1234
1Jedrzej Kozikowski*
1
1
2Lena Lisica
0
*
3Krzysztof Szwed
0
*
1
4Dominik Tarasiuk
0
*

Grille américaine

#PlayerEloFedR1R2R3R4R5R6R7PtsBu C1BuSBPerfΔ
1Kozikowski, Jedrzej0POL+?B+2N+7B+3B+4N+5N=9B6.526.526.524.7516250.0
2Lisica, Lena1584POL+12N1B+14B+13N+8B+4N+5B6.022.023.517.002314+32.4
3Szwed, Krzysztof1622POL+15B+14N+8B1N5B+6N+4B5.023.525.014.5015540.0
4Grabowski, Pawel1549POL+9B+5N+13B+8N1B2B3N4.028.530.513.001524-4.4
5Mazur, Filip0POL+?N4B+15N+6B+3N1B2N4.027.027.010.5014250.0
6Tarasiuk, Dominik0POL+7B8B+?N5N+11B3B+12N4.021.021.08.5015060.0
7Puzyrewski, Ksawery1490POL6N+12B1N=14B+16N+11B=8N4.020.020.57.501464-1.6
8Strzyz, Andrzej1464POL+16B+6N3N4B2N+12N=7B3.525.025.58.501272-26.4
9Kazmierczak, Hubert0POL4N?B12N+15B+14N+16B=1N3.516.016.06.757330.0
10Wisniewski, Rafal0POL14N+15N+11B+?B3.05.55.54.0015230.0
11Czaplicki, Pawel0POL13N+16B10N+12B6N7N=15B2.516.517.03.256900.0
12Gawronski, Cezary0POL2B7N+9B11N+?N8B6B2.023.523.53.5013170.0
13Wisniewski, Ignacy0POL+11B+?N4N2B2.012.512.52.5014390.0
14Dubicki, Adam0POL+10B3B2N=7N9B1.518.521.55.0013440.0
15Duszak, Franciszek0POL3N10B5B9NF+?B=11N1.518.018.01.2515230.0
16Ustyjanczuk, Adam0POL8N11N?BF7B9N=?B0.513.513.50.0011790.0

Key insights

Biggest movers and upsets — the story behind the numbers.

Top rating gainers
Top rating losers