CChessStats

II Torneo Preparatorio Sub-1800 FIDE 2026

Open SwissStandard

26 players participated in this 5-round tournament, held on 26 Apr 2026 in Constitucion, Chile. Top 10 Elo average was 1609, and top seed was Luis Antonio Saez Jerez (🇨🇱 CHI, 1730).

Francisco Javier Araya Pozo (🇨🇱 CHI, 1632) won with 4.0/5, ahead of Javier Fuentes Chamorro (4.0) and Barbara del Carmen Rojas Caceres (4.0). Araya Pozo won on tie-break after catching the field in the final round.

The biggest upset came in round 2: Esteban Gabriel Caceres Lara (1449) beat Luis Antonio Saez Jerez (1730), a +281-point gap.

Location
🇨🇱Constitucion, Chile
Dates
26 Apr 2026
Time control
Standard: 30 minutes for game with 30 seconds increment from move 1
System
Swiss · 5 rounds
Top seed
🇨🇱Luis Antonio Saez Jerez1730
Avg top 10
1,609
Participants
26
Federations · 1 represented
🇨🇱Chile×24
Top 3

How it unfolded

Top 6 · 5 rounds

Tight race until R5; 3 players tied at 4.0/5, decided on Buchholz. Title race narrowed from 2 co-leaders at R4 to 3 at the finish.

Co-leaders
12
6
2
2
3
1.52.545R1R2R3R4R5
Fuentes Chamorro4Araya Pozo4Rojas Caceres4Rojas Varas3.5Sepulveda Palma3.5Lizama Diaz3.5
R5 · TIEBREAK CLUSTER

3 players finish on 4.0/5. Araya Pozo takes the title on Buchholz Cut1 (14.0).

WIN STREAKS · 2 top finishers

Javier Fuentes Chamorro 3 wins (R1–R3)Barbara del Carmen Rojas Caceres 3 wins (R3–R5)

Key matchups · top 4

Head-to-head between the four finishers
Player1234
1Javier Fuentes Chamorro*——
½
2Francisco Javier Araya Pozo—*
1
1
3Barbara del Carmen Rojas Caceres—
0
*—
4Maximiliano Eduardo Rojas Varas
½
0
—*

Grille américaine

#PlayerEloFedR1R2R3R4R5PtsBu C1BuSBPerfΔ
1Araya Pozo, Francisco Javier1632CHI+19N+3B=4N=8B+5N4.014.016.012.751737+10.6
2Fuentes Chamorro, Javier1593CHI+15N+10B+12N=5B=4N4.012.515.011.501719+29.2
3Rojas Caceres, Barbara del Carmen0CHI+24B−1N+20B+17N+14B4.010.511.57.5015600.0
4Lizama Diaz, Gabriela Emilia1511CHI+21N+13B=1B=7N=2B3.514.016.010.251694+39.2
5Rojas Varas, Maximiliano Eduardo1574CHI+23B+18N+9B=2N−1B3.513.014.08.001628+11.6
6Sepulveda Palma, Rodrigo1609CHI−9B+23N=8N+15B+12N3.511.012.07.501577-3.4
7Vergara Gonzalez, Vicente Andres1582CHI−12N+22B+19N=4B+13N3.510.512.07.751601+3.2
8Sepulveda Munoz, Cristobal Eduard1622CHI=14B+11N=6B=1N=9B3.013.516.09.5016180.0
9Abraham Nunez, Vicente Alejandro1425CHI+6N+16B−5N=13B=8N3.012.515.08.751656+62.0
10Saavedra Saavedra, Francisco1430CHI+11B−2N−17B+24N+18B3.011.012.06.001558+13.6
11Villegas Villegas, Marlin1615CHI−10N−8B+21N+19B+17N3.010.012.06.001515-10.6
12Vasquez Faundez, Sofia Alejandra1455CHI+7B+17N−2B=18N−6B2.513.015.06.501561+29.2
13Silva Carrasco, Camila Helena1590CHI+20B−4N+14B=9N−7B2.512.514.56.001405-41.2
14Caceres Lara, Esteban Gabriel1449CHI=8N+25B−13N+16B−3N2.512.013.05.001712+54.8
15Alvarez Carter, Vicente Tomas1424CHI−2B+24N=23B−6N+20B2.510.511.53.50801-21.6
16Rojas Flores, Rocio Ignacia1527CHI+26B−9N=18B−14N+25B2.58.58.52.001435-22.0
17Munoz Bobadilla, Max1540CHI+22N−12B+10N−3B−11B2.012.514.04.501375-13.4
18Saez Ledezma, Maite Antonella1483CHI+25N−5B=16N=12B−10N2.011.512.53.501471-4.8
19Arenas Gomez, Paula Sofia1468CHI−1B+26N−7B−11N+24B2.011.511.51.00810-36.8
20Rosales Learrasca, Nicolas Esteban0CHI−13N+21B−3N+25B−15N2.011.012.03.0014560.0
21Vergara Rojas, Anibal Sebastian0CHI−4B−20N−11B+26N+23B2.09.59.51.007630.0
22Moyano Gonzalez, Matilda Silvia0CHI−17B−7N−24B=23N+26B1.57.57.50.507610.0
23Rebolledo Chavez, Paula Elizabeth0CHI−5N−6B=15N=22B−21N1.011.513.02.0012630.0
24FIDE 34912420—−3N−15B+22N−10B−19N1.011.513.01.506410.0
25Saez Jerez, Luis Antonio1730CHI−18B−14N+26B−20N−16N1.09.09.00.00686-96.4
26FIDE 34845640—−16N−19B−25N−21B−22N0.08.09.00.007750.0

Key insights

Biggest movers and upsets — the story behind the numbers.

Top rating gainers
Top rating losers
Biggest upsets