CChessStats

2026 National Youth Champiosnhips Finals - girls U10

Open SwissStandard

23 players participated in this 9-round tournament, held from 14 Apr 2026 to 20 Apr 2026 in Peristeri, Greece. Top 10 Elo average was 1177, and top seed was Aikaterini Tzima (🇬🇷 GRE, 1626).

Aikaterini Tzima (🇬🇷 GRE, 1626) won with 7.5/9, ahead of Rafaela Kouvedaki (7.0) and Konstantina Vertoudou (6.5). Tzima shared the lead from round 6 and won solo starting round 8.

The biggest upset came in round 5: Despoina Theocharia Tafaki (1496) beat Aikaterini Tzima (1626), a +130-point gap.

Location
🇬🇷Peristeri, Greece
Dates
14 Apr 2026 → 20 Apr 2026
Time control
Standard: 90 minutes with 30 second increment from move 1
System
Swiss · 9 rounds
Top seed
🇬🇷Aikaterini Tzima1626
Avg top 10
1,177
Participants
23
Federations · 1 represented
🇬🇷Greece×16
Top 3

How it unfolded

Top 6 · 9 rounds

Aikaterini Tzima led from R8; +0.5-point edge over the runner-up. Title race converged from 2 co-leaders at R4 to 1 by R8.

Co-leaders
11
5
3
2
1
3
2
1
1
2.54.579R1R2R3R4R5R6R7R8R9Tzima takes lead
Tzima7.5Kouvedaki7Vertoudou6.5Kougioumtzoglou6Tafaki6Psilopoulou5.5— ex-leaders:Tafakiled R5, #7
R8 · LEADER CHANGE19 Apr

Aikaterini Tzima takes the sole lead (6.5/8).

R4 · HEAD-TO-HEAD · WINNER VS 2ND

Aikaterini Tzima beat Rafaela Kouvedaki (White).

WIN STREAKS · 3 top finishers

Aikaterini Tzima 4 wins (R1–R4)Rafaela Kouvedaki 3+4 wins (R1–R3, R6–R9)Konstantina Vertoudou 3 wins (R3–R5)

Key matchups · top 4

Head-to-head between the four finishers
Player1234
1Aikaterini Tzima*
1
1
½
2Rafaela Kouvedaki
0
*
0
1
3Konstantina Vertoudou
0
1
*
½
4Margarita Kougioumtzoglou
½
0
½
*

Grille américaine

#PlayerEloFedR1R2R3R4R5R6R7R8R9PtsBu C1BuSBPerfΔ
1Tzima, Aikaterini1626GRE+10N+22B+7N+2B−5N+3B=4N+12B+8N7.544.545.536.501647+5.6
2Kouvedaki, Rafaela1500GRE+6B+9N+4B−1N−3B+8N+5B+16N+7B7.046.549.535.501733+66.4
3Vertoudou, Konstantina0GRE+17N−7B+13N+16B+2N−1N+9B=4B+5N6.543.546.531.0015110.0
4Kougioumtzoglou, Margarita1422GRE+19N+12B−2N+14B+7N+5B=1B=3N−6N6.045.048.028.501601+33.2
5Tafaki, Despoina Theocharia1496GRE+14N+13B+16N+17B+1B−4N−2N+6B−3B6.043.046.026.5015040.0
6Psilopoulou, Aikaterini Viktoria0GRE−2N+15B+22N+12B=13N−7B+17N−5N+4B5.538.539.519.5014560.0
7Paraskevopoulou, Aikaterini1423GRE+20B+3N−1B+8N−4B+6N−12B+9N−2N5.046.548.524.001309-23.6
8Sgourou, Anna0GRE−12N+19B+11N−7B+14N−2B+13N+15B−1B5.039.542.519.00706-54.0
9Papadopoulou, Maria Pan1401GRE+15N−2B−12N+11B+16N+?B−3N−7B+13N5.038.038.015.5013260.0
10FIDE 421967870—−1B+21NF+22B−17N+14B−16N+19B+12N5.028.029.012.5013820.0
11Mamoulaki, Maria Anastasia0GRE−?B+18N−8B−9N+21B−20N+23B+17N+16B5.023.023.011.0013440.0
12Tsanaka, Evangelia0GRE+8B−4N+9B−6NF+17B+7N−1N−10B4.042.043.018.0015080.0
13Malamousi, Evanthia0GRE+23B−5N−3B+18N=6B+15N−8B=?N−9B4.035.535.510.2512050.0
14FIDE 421890550—−5B+23N+?B−4N−8B−10N−15B=18N+21N3.530.530.53.5012760.0
15FIDE 5410205880—−9B−6N+20B+23N=?B−13B+14N−8NF3.529.029.06.5012720.0
16Skarla, Maria Eleni0GREF+?N−5B−3N−9B+18N+10B−2B−11N3.040.540.58.0013530.0
17Afantiti, Stavroula Chrysovalanto1478GRE−3B+20NF−5N+10B−12N−6B−11B+19N3.040.042.010.00704-18.4
18FIDE 421768670—F−11B+21N−13B+19N−16B=?N=14BF3.026.026.05.7514610.0
19FIDE 421967790—−4B−8N+23B−?N−18B+21N+20B−10N−17B3.026.026.04.006620.0
20FIDE 5410209950—−7N−17B−15N−21B+23N+11B−19NFF2.021.521.56.006510.0
21Papadimitratou, Maria0GRE−22N−10B−18B+20N−11N−19BF−23N−14B1.023.523.52.006180.0
22Kalonomou, Sofia1420GRE+21B−1N−6B−10NFFFFF1.023.023.01.00826-9.2
23FIDE 421986070—−13N−14B−19N−15B−20BF−11N+21B−?B1.022.022.01.006610.0

Key insights

Biggest movers and upsets — the story behind the numbers.

Top rating gainers
Top rating losers
Biggest upsets