CChessStats

Olimpiada Nacional 2026. Region II. Sub 16 Var

Open SwissStandard

10 players participated in this 5-round tournament, held from 18 Mar 2026 to 20 Mar 2026 in ZAC, Zacatecas, Mexico. Top 10 Elo average was 1368, and top seed was Rodrigo Borjon Garza (🇲🇽 MEX, 1952).

Christian Garcia De La Rosa (🇲🇽 MEX, 1683) won with 4.0/5, ahead of Alfredo Ignacio Contreras Cardona (3.5) and Sebastian Rodriguez Reyna (3.0). Garcia De La Rosa won solo starting round 4.

The biggest upset came in round 3: Eduardo Maximiliano Moreno Munoz (1593) beat Rodrigo Borjon Garza (1952), a +359-point gap.

Location
🇲🇽ZAC, Zacatecas, Mexico
Dates
18 Mar 2026 → 20 Mar 2026
Time control
Standard: 90 minutes with 30 second increment from move 1
System
Swiss · 5 rounds
Top seed
🇲🇽Rodrigo Borjon Garza1952
Avg top 10
1,368
Participants
10
Federations · 1 represented
🇲🇽Mexico×10
Top 3

How it unfolded

Top 6 · 5 rounds

Christian Garcia De La Rosa led from R4; +0.5-point edge over the runner-up.

Co-leaders
4
2
2
1
1
1.52.545R1R2R3R4R5
Garcia De La Rosa4Contreras Cardona3.5Borjon Garza3Rodriguez Reyna3Silva Valdes2.5Ruiz Reveles2.5
R4–R5 · LEAD HELD

Christian Garcia De La Rosa held the sole lead from R4 through R5 without losing it.

R3 · HEAD-TO-HEAD · WINNER VS 2ND

Christian Garcia De La Rosa drew with Alfredo Ignacio Contreras Cardona (Black).

R1–R5 · UNBEATEN

Christian Garcia De La Rosa went unbeaten across 5 games (R1–R5).

Key matchups · top 4

Head-to-head between the four finishers
Player1234
1Christian Garcia De La Rosa*
½
—
½
2Alfredo Ignacio Contreras Cardona
½
*
½
½
3Rodrigo Borjon Garza—
½
*—
4Sebastian Rodriguez Reyna
½
½
—*

Grille américaine

#PlayerEloFedR1R2R3R4R5PtsBu C1BuSBPerfΔ
1Garcia De La Rosa, Christian1683MEX+6B+8N=2N+7B=3N4.011.012.59.251986+52.8
2Contreras Cardona, Alfredo Ignacio1870MEX+7B+5N=1B=3B=4N3.512.514.59.501867+1.6
3Rodriguez Reyna, Sebastian0MEX−8N+9B+5B=2N=1B3.011.513.07.7517200.0
4Borjon Garza, Rodrigo1952MEX=9N+10B−7N+8B=2B3.08.510.05.501776-38.8
5Silva Valdes, Leonardo0MEX+10B−2B−3N=9N+7B2.510.011.54.2517460.0
6Ruiz Reveles, Mateo Nicolas1521MEX−1N−7N=8B+10N+9B2.59.010.53.751667+38.4
7Moreno Munoz, Eduardo Maximiliano1593MEX−2N+6B+4B−1N−5N2.013.015.55.501756+30.0
8Flores Perez, Juan Jose1617MEX+3B−1B=6N−4N−10B1.512.514.04.251399-40.4
9Garcia Rosales, Adrian1711MEX=4B−3N=10N=5B−6N1.511.012.53.501609-16.8
10Echavarria Hernandez, Juan David1731MEX−5N−4N=9B−6B+8N1.59.511.02.251613-26.8

Key insights

Biggest movers and upsets — the story behind the numbers.

Top rating gainers
Top rating losers
Biggest upsets