CChessStats

NACIONAL SUB 20 FEMENINO 2026

Open SwissStandard

18 players participated in this 9-round tournament, held from 20 Jan 2026 to 25 Jan 2026 in Santiago, Chile. 1 titled players. Top 10 Elo average was 1691, and top seed was Maria Belen Carvajal Mendoza (🇨🇱 CHI, 1835).

Antonia Valentina Saa Manriquez (🇨🇱 CHI, 1688) won with 7.0/9, ahead of Maria Belen Carvajal Mendoza (6.5) and Patricia Anastas Abdala Cancino (6.5). Saa Manriquez shared the lead from round 8 and broke clear in the final round.

The biggest upset came in round 5: Amalia Moran Morris (1421) beat Constanza Paz Araos Diaz (1754), a +333-point gap.

Location
🇨🇱Santiago, Chile
Dates
20 Jan 2026 → 25 Jan 2026
Time control
Standard: 90 minutes for game with 30 seconds delay from move 1
System
Swiss · 9 rounds
Top seed
🇨🇱Maria Belen Carvajal Mendoza1835
Avg top 10
1,691
Participants
18
Titled players · 1
WCM×1
Federations · 1 represented
🇨🇱Chile×17
Top 3

How it unfolded

Top 6 · 9 rounds

Antonia Valentina Saa Manriquez led from R9; +0.5-point edge over the runner-up. Title race converged from 4 co-leaders at R4 to 1 by R9.

Co-leaders
8
1
2
4
2
1
1
2
1
2.54.579R1R2R3R4R5R6R7R8R9Abdala Cancino takes leadSaa Manriquez takes lead
Saa Manriquez7Carvajal Mendoza6.5Abdala Cancino6.5Araos Diaz5.5Cegarra Ruiz5Morrison Martinez5
R6 · LEADER CHANGE23 Jan

WCM Patricia Anastas Abdala Cancino takes the sole lead (5.0/6).

R5 · HEAD-TO-HEAD · WINNER VS 2ND

Antonia Valentina Saa Manriquez lost to Maria Belen Carvajal Mendoza (White).

WIN STREAKS · 3 top finishers

Antonia Valentina Saa Manriquez 4 wins (R6–R9)Maria Belen Carvajal Mendoza 4 wins (R2–R5)WCM Patricia Anastas Abdala Cancino 6 wins (R2–R7)

Key matchups · top 4

Head-to-head between the four finishers
Player1234
1Antonia Valentina Saa Manriquez*
0
1
—
2Maria Belen Carvajal Mendoza
1
*
0
½
3WCMPatricia Anastas Abdala Cancino
0
1
*
½
4Constanza Paz Araos Diaz—
½
½
*

Grille américaine

#PlayerEloFedR1R2R3R4R5R6R7R8R9PtsBu C1BuSBPerfΔ
1Saa Manriquez, Antonia Valentina1688CHI+16N=10B=6N+5B−2B+8N+11N+3B+7N7.040.042.031.001865+80.4
2Carvajal Mendoza, Maria Belen1835CHIF+5B+7N+8B+1N−3N+10B=4N+11B6.541.041.031.751899+25.6
3Abdala Cancino, Patricia AnastasWCM1661CHI−10N+9B+12N+15B+14N+2B+7N−1N=4B6.539.041.527.751761+21.8
4Araos Diaz, Constanza Paz1754CHI−15N+16B+11N=7B−10N+6N+5B=2B=3N5.538.040.024.751697-11.0
5Morrison Martinez, Janis Ariane1660CHI+17B−2N+18B−1N−7N+16B−4N+12B+10N5.034.534.511.001521-44.0
6Cegarra Ruiz, Victoria1734CHI+13B=15N=1B=14N=8N−4B−12N+18B+16N5.032.032.014.001673-20.0
7VILLEGAS GALLARDO, AGATHA DANAHE1664CHI+9B+18N−2B=4N+5B=10N−3B=13N−1B4.542.542.516.001583-34.8
8Palma Guitard, Rama Hari1772CHI+11B=14N+15B−2N=6B−1B=9N+17NF4.536.037.013.751629-50.4
9Guerra Mansilla, Maria Ignacia1473CHI−7N−3N−13B+17B−15N+18B=8B+16N+12N4.528.528.59.251414-19.2
10Moran Morris, Amalia1421CHI+3B=1N−14B+13N+4B=7B−2N−11N−5B4.042.545.521.251614+82.8
11Ipinza Cespedes, Elisa Mayte1544CHI−8N+17B−4B+18N+12NF−1B+10B−2N4.035.535.59.001455-22.8
12Caceres Monroy, Josefa Hanan0CHI−14B+13N−3B+16N−11B+17N+6B−5N−9B4.033.534.511.5015010.0
13Alvarado Noceti, Fernanda Paz1515CHI−6N−12B+9N−10B+16NF+17B=7BF3.531.032.09.751560+11.2
14Cid Aguilera, Ignacia Belen1602CHI+12N=8B+10N=6B−3BFFFF3.028.028.012.751648+10.0
15Cid Aguilera, Maria Jesus1519CHI+4B=6B−8N−3N+9BFFFF2.529.529.512.501679+39.6
16Albarran Quero, Daniesky1509CHI−1B−4N+17N−12B−13B−5N+18N−9B−6B2.035.535.51.00838-80.0
17FIDE 34830020—−5N−11N−16B−9N+18B−12B−13N−8BF1.027.527.50.007790.0
18Ballesteros Guevara, Anna Christina0CHIF−7B−5N−11B−17N−9N−16B−6NF0.026.026.00.007980.0

Key insights

Biggest movers and upsets — the story behind the numbers.

Top rating gainers
Top rating losers
Biggest upsets