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III Torneo Preparatorio Sub-1800 FIDE 2026

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31 players participated in this 5-round tournament, held on 17 May 2026 in San Javier, Chile. 1 titled players. Top 10 Elo average was 1692, and top seed was Daniel Ivan De La Maza Munoz (🇨🇱 CHI, 1783).

Agustin Gonzalez Gonzalez (🇨🇱 CHI, CM, 1706) won with 4.0/5, ahead of David Alonso Diaz Rosas (4.0) and Jose Palma Rodriguez (3.5). Gonzalez Gonzalez shared the lead from round 1, winning on tie-break.

The biggest upset came in round 1: Yanez Alvial Sergio Benjamin (1464) beat Luis Antonio Saez Jerez (1634), a +170-point gap.

Location
🇨🇱San Javier, Chile
Dates
17 May 2026
Time control
Standard: 30 minutes for game with 30 seconds increment from move 1
System
Swiss · 5 rounds
Top seed
Avg top 10
1,692
Participants
31
Titled players · 1
CM×1
Federations · 1 represented
🇨🇱Chile×29
Top 3

How it unfolded

Top 6 · 5 rounds

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

Co-leaders
10
5
2
2
2
1.52.545R1R2R3R4R5
R5 · TIEBREAK CLUSTER

2 players finish on 4.0/5. Gonzalez Gonzalez takes the title on Buchholz Cut1 (14.0).

R3 · HEAD-TO-HEAD · WINNER VS 2ND

CM Agustin Gonzalez Gonzalez beat David Alonso Diaz Rosas (White).

R1–R3 · WIN STREAK

CM Agustin Gonzalez Gonzalez won 3 in a row (R1–R3).

Key matchups · top 4

Head-to-head between the four finishers

Grille américaine

#PlayerEloFedR1R2R3R4R5PtsBu C1BuSBPerfΔ
1Gonzalez Gonzalez, AgustinCM1706CHI+11B+14N+2B=3B=4N4.014.017.013.501891+46.4
2Diaz Rosas, David Alonso1683CHI+22B+24N1N+11B+3N4.012.513.59.501819+33.2
3Palma Rodriguez, Jose1717CHI+13B+18N+9B=1N2B3.514.517.011.001787+9.4
4De La Maza Munoz, Daniel Ivan1783CHI+19B=16N+7B=8N=1B3.513.516.011.001760-4.4
5Salas Poblete, Mario Alexander1716CHI=15N+20B=8N+10B=9N3.512.514.59.751673-8.8
6Yanez Gomez, Erick1742CHI=10N=15B+16B+14N=8B3.512.014.510.001713-5.6
7Novoa Garrido, Boris Emilio1582CHI=20N+12B4N+21B+13B3.511.513.59.001770+38.0
8Fuentes Chamorro, Javier1622CHI+29B+30N=5B=4B=6N3.511.511.56.251768+30.8
9Villa Doyharcabal, Jose1697CHI+26N+25B3N+15B=5B3.510.511.56.251721+4.4
10Rojas Flores, Rocio Ignacia1505CHI=6B=17N+30B5N+23B3.011.511.55.001630+25.2
11Vasquez Faundez, Sofia Alejandra1484CHI1N+31B+23B2N+24B3.011.011.03.001636+31.6
12Vergara Gonzalez, Vicente Andres1585CHI=17B7N+20B=16N+22B3.010.512.56.501524-12.8
13Dolz Torres, Diego Alejandro1497CHI3N+27B+28N+18B7N3.010.511.54.501625+34.4
14Rojas Varas, Maximiliano Eduardo1586CHI+27N1B+25N6B+21N3.010.511.54.001629+12.0
15Abraham Nunez, Vicente Alejandro1487CHI=5B=6N+17B9N=16B2.513.015.57.251641+38.8
16Sepulveda Munoz, Cristobal Eduard1622CHI+21N=4B6N=12B=15N2.512.514.56.501608-3.6
17Pradenas Sandoval Gabriel Andres1426CHI=12N=10B15N+26B=20N2.510.511.55.001514+18.8
18Sepulveda Palma, Rodrigo1606CHI+28B3B+26N13N=19B2.510.011.03.251530-10.4
19Munoz Bobadilla, Max1521CHI4N21B+31N+27B=18N2.59.09.02.251478-6.0
20Moyano Gonzalez, Matilda Silvia0CHI=7B5N12N+31B=17B2.012.512.53.0013840.0
21Saavedra Saavedra, Francisco1444CHI16B+19N+24B7N14B2.011.512.53.501495+6.6
22Penailillo Munoz. Daniel Alfredo1466CHI2N23N+29B+30B12N2.010.010.01.001395-14.4
23Saez Jerez, Luis Antonio1634CHI25N+22B11N+28B10N2.09.010.03.001399-62.8
24Penailillo Honorato, Josefa Fernanda1522CHIF2B21N+25B11N1.010.010.01.001326-41.2
25Yanez Alvial Sergio Benjamin1464CHI+23B9N14B24N27N1.09.510.52.001333-31.6
26Saez Ledezma, Maite Antonella1478CHI9B+29N18B17N28N1.09.510.51.001283-48.8
27Bustos Olmos, Francisco Adolfo1427CHI14B13NF19N+25B1.09.59.51.001324-20.4
28Yanez Gonzalez, Matias Ignacio1435CHI18NF13B23N+26B1.08.58.51.001361-14.4
29Vergara Rojas, Anibal Sebastian1449CHI8N26B22NF+30N1.06.56.50.00722-48.4
30FIDE 34915440F8B10N22N29B0.09.59.50.007110.0
31FIDE 34889930F11N19B20NF0.08.58.50.007030.0

Key insights

Biggest movers and upsets — the story behind the numbers.

Top rating gainers
Top rating losers
III Torneo Preparatorio Sub-1800 FIDE 2026 — San Javier, Chile | Chess Tournament Results | ChessStats