CChessStats

Apatin Winter Open 2025

Open SwissStandard

18 players participated in this 7-round tournament, held from 26 Dec 2025 to 30 Dec 2025 in Apatin, Serbia. 3 titled players from 7 federations. Top 10 Elo average was 2121, and top seed was Dmitrij Osetrov (🇷🇺 RUS, FM, 2305).

Aldar Indzhiev (🇷🇺 RUS, 2219) won with 5.0/7, ahead of Dmitrij Osetrov (5.0) and Emanuel Lazic (5.0). Indzhiev shared the lead from round 6, winning on tie-break.

The biggest upset came in round 2: Yichen Zhao (1550) beat Radislav Sakic (1885), a +335-point gap.

Location
🇷🇸Apatin, Serbia
Dates
26 Dec 2025 → 30 Dec 2025
Time control
Standard: 60 minutes with 30 seconds increment from move 1
System
Swiss · 7 rounds
Top seed
🇷🇺FMDmitrij Osetrov2305
Avg top 10
2,121
Participants
18
Titled players · 3
FM×2
CM×1
Federations · 7 represented
🇷🇸Serbia×9
🇭🇺Hungary×3
🇷🇺Russia×2
🇧🇦Bosnia and Herzegovina×1
FIDE (no federation)×1
🇹🇷Turkiye×1
🇦🇿Azerbaijan×1
Top 3

How it unfolded

Top 6 · 7 rounds

Tight race until R7; 6 players tied at 5.0/7, decided on Buchholz.

Co-leaders
9
3
1
1
1
4
6
23.55.57R1R2R3R4R5R6R7Osetrov takes lead
Indzhiev5Girgis5Osetrov5Lazic5Andabaka5Seker5— ex-leaders:Zuqanovled R3, #10
R4 · LEADER CHANGE28 Dec

FM Dmitrij Osetrov takes the sole lead (3.5/4).

R7 · TIEBREAK CLUSTER

6 players finish on 5.0/7. Indzhiev takes the title on Buchholz Cut1 (28.5).

R2 · HEAD-TO-HEAD · WINNER VS 2ND

Aldar Indzhiev drew with Lazar Girgis (White).

Key matchups · top 4

Head-to-head between the four finishers
Player1234
1Aldar Indzhiev*
½
½
½
2Lazar Girgis
½
*
½
½
3FMDmitrij Osetrov
½
½
*
½
4FMEmanuel Lazic
½
½
½
*

Grille américaine

#PlayerEloFedR1R2R3R4R5R6R7PtsBu C1BuSBPerfΔ
1Indzhiev, Aldar2219RUS+9N=5B=2N+6B=10N+7B=3N5.028.532.022.752267+11.0
2Osetrov, DmitrijFM2305RUS+13B+8N=1B+10B=3N=4N=5B5.027.530.520.502251-6.8
3Lazic, EmanuelFM2196BIH+11N=7B=5N+12B=2B+10N=1B5.026.529.519.752200+5.8
4Seker, Gokhan2055TUR+15N+6B−10N+7B=5N=2B+12B5.026.028.019.502182+43.6
5Girgis, Lazar2093SRB+16B=1N=3B+14N=4B+13N=2N5.025.527.017.002199+45.2
6Andabaka, Zeljko2199SRB+14B−4N+12B−1N+8B+11N+10B5.024.026.516.502127-6.0
7Fisher, TimofeyCM2058FID+12B=3N+8B−4N+14B−1N+13B4.525.027.515.002100+11.6
8Copic, Branko2079SRB+18N−2B−7N+9B−6N+17B+15N4.022.022.07.501953-15.0
9Sakic, Radislav1885SRB−1B−12N+16B−8N+17B+14N+18N4.017.517.55.501824-9.0
10Zuqanov, Ali2029AZE+17B+13N+4B−2N=1B−3B−6N3.528.029.512.002102+9.8
11Lin, Zhengyuan1757SRB−3B=17N−14B+18N+15B−6B+16N3.517.517.54.251809+4.8
12Zhao, Yichen1550HUN−7N+9B−6N−3N+18B+16B−4N3.025.025.05.501804+72.8
13Wang, Luomeng1979HUN−2N−10B+18N+15B+16N−5B−7N3.021.521.53.501841-41.2
14Kuduz, Nikola1801SRB−6N+18B+11N−5B−7N−9B=17N2.523.523.54.251801-3.0
15Drljaca, Dalibor0SRB−4B=16N=17B−13N−11N+18B−8B2.018.518.51.5016680.0
16Petrovic, Goran N1731SRB−5N=15B−9N+17N−13B−12N−11B1.520.522.02.501053-71.6
17Zhao, Xinshu0HUN−10N=11B=15N−16B−9N−8N=14B1.519.521.04.0016070.0
18Gracev, Vladimir1563SRB−8B−14N−13B−11B−12N−15N−9B0.020.022.00.001020-50.4

Key insights

Biggest movers and upsets — the story behind the numbers.

Top rating gainers
Top rating losers
Biggest upsets