CChessStats

Juegos Deportivos Infantiles, Juveniles y Paralimpicos de Ajedrez de la Ciudad de Mexico 2025-2026. Sub 12 Femenil

Open SwissStandard

10 players participated in this 7-round tournament, held from 31 Jan 2026 to 02 Feb 2026 in CDM, Ciudad de Mexico, Mexico. Top 10 Elo average was 0, and top seed was Yelizaveta Avalos Varavina (🇲🇽 MEX, 1554).

Andrea Jatziry Peralta Isidro (🇲🇽 MEX, 0) won with 6.0/7, ahead of Ana Karina Ibanez Calva (5.0) and Luna Estephania Lopez Arevalo (4.5). Peralta Isidro shared the lead from round 1, winning on tie-break.

Location
🇲🇽CDM, Ciudad de Mexico, Mexico
Dates
31 Jan 2026 → 02 Feb 2026
Time control
Standard: 60 minutes with 30 seconds increment from move 1
System
Swiss · 7 rounds
Avg top 10
0
Participants
10
Federations · 1 represented
🇲🇽Mexico×6
Top 3

How it unfolded

Top 6 · 7 rounds

Andrea Jatziry Peralta Isidro led from R4; +1.0-point edge over the runner-up.

Co-leaders
5
3
2
1
3
2
2
23.55.57R1R2R3R4R5R6R7
R4–R7 · LEAD HELD

Andrea Jatziry Peralta Isidro never relinquished the lead after R4; final gap +1.0 over the runner-up.

R4 · HEAD-TO-HEAD · WINNER VS 2ND

Andrea Jatziry Peralta Isidro beat Ana Karina Ibanez Calva (White).

WIN STREAKS · 2 top finishers

Andrea Jatziry Peralta Isidro 4 wins (R1–R4)Ana Karina Ibanez Calva 3 wins (R1–R3)

Key matchups · top 4

Head-to-head between the four finishers

Grille américaine

#PlayerEloFedR1R2R3R4R5R6R7PtsBu C1BuSBPerfΔ
1Peralta Isidro, Andrea Jatziry0MEX+?B+?N+4B+2B?N+3B+5N6.017.017.017.007440.0
2Ibanez Calva, Ana Karina0MEX+?N+?B+7B1N+4N?B+?B5.013.013.07.0015500.0
3Lopez Arevalo, Luna Estephania0MEX+?B4N=?B+5N+?B1N+6B4.517.017.07.0015640.0
4Salgado Arce, Ariadne0MEX+?N+3B1N+6N2B+?B?N4.019.019.08.0015500.0
5FIDE 5500209270=6B?N+?N3B+?N+?B1B3.514.014.01.7515500.0
6Perez Cruz, Valentina0MEX=5N=?B+8N4B=?B+?N3N3.513.013.02.7515550.0
7Ramos Alfaro, Eliana Anheli0MEXF+8B2N?N+?B?N+?B3.07.07.01.007440.0
8FIDE 5500209190+10B7N6B?N?NF9B1.07.57.50.007550.0
9FIDE 5500209350FF?N?BF?B+8N1.04.04.01.007550.0
10FIDE 55002096008NF?BFFFF0.01.01.00.007440.0

Key insights

Biggest movers and upsets — the story behind the numbers.

Top rating gainers
Top rating losers