CChessStats

Evoiki 1st open 2026

Open SwissStandard

19 players participated in this 6-round tournament, held from 18 Jan 2026 to 22 Feb 2026 in Chalkida, Greece. Top 10 Elo average was 1647, and top seed was Kosmas Kouroumbas (🇬🇷 GRE, 1741).

Kosmas Kouroumbas (🇬🇷 GRE, 1741) won with 4.5/6, ahead of Georgios Estiadis (4.0) and Konstantinos Mantzanas (3.5). Kouroumbas shared the lead from round 5 and broke clear in the final round.

The biggest upset came in round 1: Spyridon Koloutsos (1439) beat Athanasios Stamelos (1666), a +227-point gap.

Location
🇬🇷Chalkida, Greece
Dates
18 Jan 2026 → 22 Feb 2026
Time control
Standard: 40 minutes for the game with 30 seconds increment from move 1
System
Swiss · 6 rounds
Top seed
🇬🇷Kosmas Kouroumbas1741
Avg top 10
1,647
Participants
19
Federations · 1 represented
🇬🇷Greece×19
Top 3

How it unfolded

Top 6 · 6 rounds

Kosmas Kouroumbas led from R6; +0.5-point edge over the runner-up. Title race converged from 2 co-leaders at R4 to 1 by R6.

Co-leaders
5
3
2
2
3
1
1.534.56R1R2R3R4R5R6
R6–R6 · LEAD HELD

Kosmas Kouroumbas held the sole lead from R6 through R6 without losing it.

WIN STREAKS · 2 top finishers

Kosmas Kouroumbas 3 wins (R4–R6)Georgios Estiadis 4 wins (R2–R6)

Key matchups · top 4

Head-to-head between the four finishers

Grille américaine

#PlayerEloFedR1R2R3R4R5R6PtsBu C1BuSBPerfΔ
1Kouroumbas, Kosmas1741GRE=16B+9N5N+19B+11N+3B4.510.510.57.251722-1.6
2Estiadis, Georgios1717GREF+7NF+8B+3B+5N4.011.011.011.002392+26.0
3Mantzanas, Konstantinos1584GRE+6N=4N+10B+5B2N1N3.518.020.09.751700+17.0
4Giannoutsos, Panagiotis1705GRE+14N=3B+15N+13BFF3.57.07.05.251867+11.8
5Baltas, Ioannis1610GRE+8NF+1B3N+15B2B3.015.516.57.501634+5.2
6Skourletos, Konstantinos0GRE3B14B+12N+17NF+8B3.08.08.03.5014460.0
7Papagrigoriou, Evangelos0GRE+17N2B=11N?N12B+18N2.57.07.00.7515430.0
8Lamprou, Ilias0GRE5B+18B+16N2N10B6N2.012.512.50.5015340.0
9Stamelos, Athanasios1666GRE11B1B+14N10N+18BF2.09.09.01.001500-21.6
10Liakouris, Dimitrios1725GREFF3N+9B+8NF2.07.57.54.001619-5.6
11Koloutsos, Spyridon1439GRE+9NF=7BF1BF1.512.012.03.251704+26.0
12Dimou, Alkinoos0GREF=13N6BF+7NF1.57.07.03.2514920.0
13Taftaridis, Anastasios1492GREF=12B+17B4NFF1.55.05.00.751645+16.0
14Stefanis, Ioannis1557GRE4B+6N9BFFF1.08.58.53.00886-26.0
15Dimou, Konstantinos1501GREF+17N4BF5NF1.06.56.50.001508+0.8
16Makrigiannis, Konstantinos1577GRE=1NF8BFFF0.56.56.52.251741+4.4
17Agalliu, Festim1584GRE7B15B13N6BFF0.08.08.00.00698-24.8
18Falagkas, Ioannis1400GREF8NFF9N7B0.06.56.50.00866-7.2
19Theocharakos Mantzos, Theocharis0GREFF?B1NFF0.04.54.50.008580.0

Key insights

Biggest movers and upsets — the story behind the numbers.

Top rating gainers
Top rating losers
Biggest upsets