CChessStats

Mistrzostwa Klubu KSz Krol Batory Otwock w Szachach Klasycznych 2025

Open SwissStandard

12 players participated in this 5-round tournament, held from 09 May 2025 to 06 Jun 2025 in Otwock, Poland. 2 federations represented. Top 10 Elo average was 1058, and top seed was Gustaw Siennicki (🇵🇱 POL, 1991).

Gustaw Siennicki (🇵🇱 POL, 1991) won with 5.0/5, ahead of Pawel Traczyk (3.5) and Ludwik Siennicki (3.0). Siennicki won solo starting round 3.

Location
🇵🇱Otwock, Poland
Dates
09 May 2025 → 06 Jun 2025
Time control
Standard: 60 minutes with 30 seconds increment from move 1
System
Swiss · 5 rounds
Top seed
🇵🇱Gustaw Siennicki1991
Avg top 10
1,058
Participants
12
Federations · 2 represented
🇵🇱Poland×10
🇺🇦Ukraine×1
Top 3

How it unfolded

Top 6 · 5 rounds

Gustaw Siennicki led from R3; +1.5-point edge over the runner-up.

Co-leaders
6
3
1
1
1
1.52.545R1R2R3R4R5
R3–R5 · LEAD HELD

Gustaw Siennicki never relinquished the lead after R3; final gap +1.5 over the runner-up.

R2 · HEAD-TO-HEAD · WINNER VS 2ND

Gustaw Siennicki beat Pawel Traczyk (Black).

R1–R5 · WIN STREAK

Gustaw Siennicki won 5 in a row (R1–R5).

Key matchups · top 4

Head-to-head between the four finishers

Grille américaine

#PlayerEloFedR1R2R3R4R5PtsBu C1BuSBPerfΔ
1Siennicki, Gustaw1991POL+4B+2N+5B+6N+3B5.012.515.515.502579+37.2
2Traczyk, Pawel1679POL+9N1B=7N+8B+4B3.512.014.08.001871+14.6
3Siennicki, Ludwik1826POL+11B+6N4B+5N1N3.014.015.57.501742-13.6
4Borkowski, Adam1774POL1N+9B+3N+7B2N3.013.515.57.001707-5.6
5Stefaniuk, Zbigniew1836POL+7N+8B1N3B+9N3.012.014.06.001639-14.0
6Zirka, Oleksii0UKR+12N3B+8N1B+10N3.012.012.04.0016390.0
7Blankiewicz, Dominik0POL5B+10N=2B4N=11B2.011.513.04.5014900.0
8Borzym, Radoslaw1474POL+10B5N6B2N+12B2.011.511.52.00958-6.8
9Soltysik, Tadeusz0POL2B4N+11B+12N5B2.011.011.01.509630.0
10Grudzien, Jan0POL8N7B+12N+11N6B2.08.58.51.506740.0
11Kepa, Krzysztof0POL3N+12B9N10B=7N1.59.09.01.0010260.0
12FIDE 54502443006B11N10B9B8N0.09.010.50.006740.0

Key insights

Biggest movers and upsets — the story behind the numbers.

Top rating gainers
Top rating losers