CChessStats

VSZ open Kosice 2025

Open SwissStandard

23 players participated in this 9-round tournament, held from 23 Aug 2025 to 31 Aug 2025 in Kosice, Slovakia. 3 titled players from 2 federations. Top 10 Elo average was 2151, and top seed was Norbert Zambor (🇸🇰 SVK, FM, 2207).

Pavel Aliev (🇸🇰 SVK, 2186) won with 7.0/9, ahead of Taras Ivanov (7.0) and Mykola Domanskiy (6.5). Aliev took the lead from round 6, winning on tie-break.

The biggest upset came in round 3: Lukas Mrazik (1735) beat Maros Sandor (1844), a +109-point gap.

Location
🇸🇰Kosice, Slovakia
Dates
23 Aug 2025 → 31 Aug 2025
Time control
Standard: 90 minutes with 30 second increment from move 1
System
Swiss · 9 rounds
Top seed
🇸🇰FMNorbert Zambor2207
Avg top 10
2,151
Participants
23
Titled players · 3
IM×1
FM×2
Federations · 2 represented
🇸🇰Slovakia×21
🇺🇦Ukraine×2
Top 3

How it unfolded

Top 6 · 9 rounds

Tight race until R9; 2 players tied at 7.0/9, decided on Buchholz.

Co-leaders
9
2
1
1
1
1
1
1
2
2.54.579R1R2R3R4R5R6R7R8R9Aliev takes lead
Ivanov7Aliev7Domanskiy6.5Dovzik6Nayhebaver5.5Zambor5
R6 · LEADER CHANGE28 Aug

Pavel Aliev takes the sole lead (5.0/6).

R9 · TIEBREAK CLUSTER

2 players finish on 7.0/9. Aliev takes the title on Buchholz Cut1 (44.0).

R3 · HEAD-TO-HEAD · WINNER VS 2ND

Taras Ivanov drew with Pavel Aliev (Black).

Key matchups · top 4

Head-to-head between the four finishers
Player1234
1Taras Ivanov*
½
1
½
2Pavel Aliev
½
*
1
½
3FMMykola Domanskiy
0
0
*
½
4IMJuri Dovzik
½
½
½
*

Grille américaine

#PlayerEloFedR1R2R3R4R5R6R7R8R9PtsBu C1BuSBPerfΔ
1Aliev, Pavel2186SVK+15B=11N=2B+8N+6B+3N=4B+7N=9B7.044.048.036.752327+32.6
2Ivanov, Taras2145SVK+16B−6N=1N+17B+10N=4B+3N+8B+7B7.042.546.034.502311+79.6
3Domanskiy, MykolaFM2166SVK+13N+7B+6B+9N=4N−1B−2B+12N+10N6.544.048.531.502264+25.8
4Dovzik, JuriIM2195UKR+14B=9N+5B+11N=3B=2N=1N=6B=8N6.045.550.032.252231+5.0
5Nayhebaver, Zlata2082UKR=12N+17B−4N−10B=13N+21B=11N+18B+6N5.536.037.019.752038-10.4
6Varga, Lukas2188SVK+20N+2B−3N=7B−1N+16B+10N=4N−5B5.045.047.523.002108-15.8
7Juhar, Roman2114SVK+19B−3N+15B=6N=11B+12B+18N−1B−2N5.042.044.519.252042-12.2
8Zambor, NorbertFM2207SVK=17N=10B+13N−1B=16N+20B+12N−2N=4B5.040.543.020.252055-30.6
9Sandor, Samuel2118SVK+23N=4B+10N−3B−12N−18B+17N+11B=1N5.040.040.019.002147+8.4
10Ihnat, Marek2061SVK+22B=8N−9B+5N−2B+11N−6B+13N−3B4.543.044.018.002038-2.2
11Vasylchuk, Diana2013SVK+18N=1B+12N−4B=7N−10B=5B−9N+19N4.541.043.519.252030+8.0
12Demeter, Peter2108SVK=5B+14N−11B+16N+9B−7N−8B−3B+17N4.539.543.019.252026-17.0
13Geletka, Tomas1758SVK−3B+22N−8B=14N=5B=15N+19B−10B+16N4.536.037.014.001909+59.6
14Stec, Juraj1845SVK−4N−12B+21N=13B−18N=17B+22N+16B=15N4.530.531.511.501887+8.6
15Vokal, Stanislav1814SVK−1N+21B−7N=20B=17N=13B−16N+19B=14B4.033.034.011.001815-2.0
16Mrazik, Lukas1735SVK−2N+18B+20N−12B=8B−6N+15B−14N−13B3.538.040.512.501830+24.0
17Hudak, Vasil1957SVK=8B−5N+19B−2N=15B=14N−9B+21N−12B3.538.039.010.251876-18.4
18Kuzmenko, Mykhailo0SVK−11B−16N+22B=19N+14B+9N−7B−5N−21B3.531.532.511.7517880.0
19Andras, Anton1716SVK−7N−20B−17N=18B+21N+22B−13N−15N−11B2.528.529.53.751643-18.0
20Sandor, Maros1844SVK−6B+19N−16B=15N+22B−8NFFF2.521.021.05.501822-7.4
21Mockova, Sona1572SVKF−15N−14B−22N−19B−5NF−17B+18N1.024.524.53.501020-51.6
22Kostelnik, Peter1617SVK−10N−13B−18N+21B−20N−19N−14BFF1.023.023.01.001519-14.6
23Pandula, Blazej1729SVK−9BFFFFFFFF0.05.05.00.001318-1.8

Key insights

Biggest movers and upsets — the story behind the numbers.

Top rating gainers
Top rating losers
Biggest upsets