CChessStats

CAMPEONATO NACIONAL ESCOLAR U15 FEMENINO GUAYAQUIL 2025

Open SwissStandard

17 players participated in this 7-round tournament, held from 26 Jun 2025 to 28 Jun 2025 in Guayaquil, Ecuador. Top 10 Elo average was 1197, and top seed was Toala Velez Dayra Jamileth (🇪🇨 ECU, WCM, 1797).

Alejandra Isabe Trivino Martinez (🇪🇨 ECU, 1621) won with 5.5/7, ahead of Ashley Elizabeth Toala Choez (5.5) and Salome Ruiz Arends (5.0). Trivino Martinez shared the lead from round 1, winning on tie-break.

The biggest upset came in round 3: Salome Ruiz Arends (1418) beat Valezka Ailyn Toala Correa (1597), a +179-point gap.

Location
🇪🇨Guayaquil, Ecuador
Dates
26 Jun 2025 → 28 Jun 2025
Time control
Standard: 40 minutes for the game with 30 seconds increment from move 1
System
Swiss · 7 rounds
Avg top 10
1,197
Participants
17
Federations · 1 represented
🇪🇨Ecuador×10
Top 3

How it unfolded

Top 6 · 7 rounds

Tight race until R3; 2 players tied at 5.5/7, decided on Buchholz.

Co-leaders
7
2
1
1
2
4
2
23.55.57R1R2R3R4R5R6R7
R3–R7 · LEAD HELD

Alejandra Isabe Trivino Martinez held the sole lead from R3 through R7 without losing it.

R7 · TIEBREAK CLUSTER

2 players finish on 5.5/7. Trivino Martinez takes the title on Buchholz Cut1 (28.0).

R5 · HEAD-TO-HEAD · WINNER VS 2ND

Alejandra Isabe Trivino Martinez drew with Ashley Elizabeth Toala Choez (Black).

Key matchups · top 4

Head-to-head between the four finishers

Grille américaine

#PlayerEloFedR1R2R3R4R5R6R7PtsBu C1BuSBPerfΔ
1Trivino Martinez, Alejandra Isabe1621ECU+17N+5B+6N=3B=2N=4N+7B5.528.028.020.501542-16.4
2Toala Choez, Ashley Elizabeth1481ECU=8B=3N+11B+15N=1B+10B+4N5.525.526.519.251616+21.2
3Ruiz Arends, Salome1418ECU+7N=2B+10N=1N4B+11B+5B5.027.530.520.501498+16.8
4Cedeno Morales, Sherick Patricia1435ECU+11B6N+12B+8N+3N=1B2B4.527.529.516.751507+11.6
5Angulo Rojas, Angelly Sophia De N1463ECU+14B1N+8B=7N+9B+6B3N4.527.029.016.501370-13.6
6Romero Lino, Fiorella Luana1509ECU+15N+4B1B+9N=7B5N+10N4.526.027.015.0014890.0
7Zambrano Prado, Mariangel0ECU3B+13N+?B=5B=6N+12N1N4.023.523.58.5012240.0
8FIDE 36462460=2N+?B5N4B+16B=9N+12B4.021.521.57.7512610.0
9Guaman Cabrera, Victoria Rafaela1447ECU+12N=10B+16N6B5N=8B+13N4.020.521.58.75653-19.6
10Toala Correa, Valezka Ailyn1597ECU+13B=9N3B+16N+15B2N6B3.522.023.06.0011760.0
11Yance Macias, Milka Jamileth0ECU4N+17B2N+?B+14B3NF3.017.017.02.006450.0
12FIDE 366128809BF4N+13B+?N7B8N2.018.518.52.006410.0
13FIDE 3670732010N7BF12N+17N+15B9B2.014.514.51.006470.0
14FIDE 367076705NFF+17B11N?B+16N2.09.59.51.006530.0
15FIDE 367074006BFF2B10N13N+17B1.017.517.50.006820.0
16FIDE 36686570F+?N9B10B8NF14B1.013.513.50.006470.0
17FIDE 367072401B11NF14N13B?N15N0.013.513.50.008210.0

Key insights

Biggest movers and upsets — the story behind the numbers.

Top rating gainers
Top rating losers
Biggest upsets