CChessStats

Vilniaus ziema 2025 round 8-13

Open SwissStandard

14 players participated in this 13-round tournament, held from 02 Jan 2026 to 28 Jan 2026 in Vilnius, Lithuania. Top 10 Elo average was 1730, and top seed was Gediminas Viederis (🇱🇹 LTU, 1869).

Igoris Achremovas (🇱🇹 LTU, 1653) won with 6.0/13, ahead of Raimundas Jasiunas (4.0) and Algimantas Undzenas (4.0). Achremovas shared the lead from round 8 and won solo starting round 11.

The biggest upset came in round 8: Jurijus Jeriominas (1557) beat Petras Zukauskas (1759), a +202-point gap.

Location
🇱🇹Vilnius, Lithuania
Dates
02 Jan 2026 → 28 Jan 2026
Time control
Standard: 90 minutes with 30 second increment from move 1
System
Swiss · 13 rounds
Top seed
🇱🇹Gediminas Viederis1869
Avg top 10
1,730
Participants
14
Federations · 1 represented
🇱🇹Lithuania×14
Top 3

How it unfolded

Top 6 · 13 rounds

Igoris Achremovas led from R11; +2.0-point edge over the runner-up. Title race converged from 14 co-leaders at R4 to 1 by R11.

Co-leaders
14
14
14
14
14
14
14
6
3
2
1
1
1
3.56.51013R1R2R3R4R5R6R7R8R9R10R11R12R13
R11–R13 · LEAD HELD

Igoris Achremovas never relinquished the lead after R11; final gap +2.0 over the runner-up.

R8–R13 · WIN STREAK

Igoris Achremovas won 6 in a row (R8–R13).

Key matchups · top 4

Head-to-head between the four finishers
Player1234
1Igoris Achremovas*
1
2Algimantas Undzenas*
½
3Raimundas Jasiunas
0
*
4Vadim Voronov
½
*

Grille américaine

#PlayerEloFedR1R2R3R4R5R6R7R8R9R10R11R12R13PtsBu C1BuSBPerfΔ
1Achremovas, Igoris1653LTUFFFFFFF+13N+2B+12N+11B+8N+4B6.015.515.515.502463+60.4
2Jasiunas, Raimundas1762LTUFFFFFFF=5B1N+13N=12B+11N+8B4.017.517.58.751812+9.6
3Undzenas, Algimantas1776LTUFFFFFFF+7B=10N=14B=6N+9B=5N4.016.516.511.251808+6.2
4Matulaitis, Vidmantas1640LTUFFFFFFF+10B+14N+6B9N=5B1N3.519.019.08.751727+10.8
5Viederis, Gediminas1869LTUFFFFFFF=2N+12B=11N=8B=4N=3B3.518.018.010.001727-22.2
6Voronov, Vadim1761LTUFFFFFFF+11N+8B4N=3B7N+10B3.518.018.09.001699-11.4
7Korcatov, Aleksandr1739LTUFFFFFFF3N13B+10B+14N+6B=9N3.515.015.08.251720-1.8
8Vazgauskas, Povilas1552LTUFFFFFFF+14B6N+9B=5N1B2N2.520.520.55.251640+10.4
9Jeriominas, Jurijus1557LTUFFFFFFF+12N11B8N+4B3N=7B2.517.517.57.251611+12.4
10Stasiulionis, Ceslovas1594LTUFFFFFFF4N=3B7N+13B+14B6N2.517.017.04.501653+8.0
11Kolisko, Vitalij1540LTUFFFFFFF6B+9N=5B1N2B=12N2.021.521.55.251602+9.8
12Zukauskas, Petras1759LTUFFFFFFF9B5N1B=2N+13N=11B2.019.519.54.501557-30.6
13Steponavicius, Petras1750LTUFFFFFFF1B+7N2B10N12B=14N1.519.019.04.001485-39.2
14Girdziusas, Kestutis1562LTUFFFFFFF8N4B=3N7B10N=13B1.017.517.52.751405-22.4

Key insights

Biggest movers and upsets — the story behind the numbers.

Top rating gainers
Top rating losers
Biggest upsets