Olimpiada Nacional 2026 Sub 12 Varonil Estandar

Open SwissStandard

36 players participated in this 6-round tournament, held from 21 May 2026 to 23 May 2026 in SLP, San Luis Potosi, Mexico. Top 10 Elo average was 1741, and top seed was Derek Milan Gonzalez Romo (🇲🇽 MEX, 1799).

Adrian Alfredo Dominguez Mendoza (🇲🇽 MEX, 1695) won with 5.5/6, ahead of Cristopher Alejandro Cienfuegos Torres (5.0) and Julio David Macosay Lopez (4.5). Dominguez Mendoza shared the lead from round 4 and broke clear in the final round.

The biggest upset came in round 5: Emiliano Carbajal Trigo (1614) beat Derek Milan Gonzalez Romo (1799), a +185-point gap.

Location

🇲🇽SLP, San Luis Potosi, Mexico

Dates

21 May 2026 → 23 May 2026

Time control

Standard: 90 minutes with 30 second increment from move 1

System

Swiss · 6 rounds

Top seed

🇲🇽Derek Milan Gonzalez Romo1799

Avg top 10

1,741

Participants

Federations · 1 represented

🇲🇽Mexico×36

Top 3

🥇
Adrian Alfredo Dominguez Mendoza
🇲🇽MEX·1695
5.5pts·2086perf+86.8
🥈
Cristopher Alejandro Cienfuegos Torres
🇲🇽MEX·1642
5.0pts·1901perf+54.4
🥉
Julio David Macosay Lopez
🇲🇽MEX·1745
4.5pts·1856perf+32.8

How it unfolded

Top 6 · 6 rounds

Adrian Alfredo Dominguez Mendoza led from R6; +0.5-point edge over the runner-up. Title race converged from 4 co-leaders at R4 to 1 by R6.

Co-leaders

Dominguez Mendoza5.5Cienfuegos Torres5Macosay Lopez4.5Campos Mendez4.5Galaviz Medina4.5Salazar Reyes4

R6–R6 · LEAD HELD

Adrian Alfredo Dominguez Mendoza held the sole lead from R6 through R6 without losing it.

WIN STREAKS · 2 top finishers

Adrian Alfredo Dominguez Mendoza 3 wins (R4–R6)Cristopher Alejandro Cienfuegos Torres 5 wins (R2–R6)

Key matchups · top 4

Head-to-head between the four finishers

Player	1	2	3	4
1Adrian Alfredo Dominguez Mendoza	*	—	½	1
2Cristopher Alejandro Cienfuegos Torres	—	*	1	—
3Julio David Macosay Lopez	½	0	*	—
4Brandon Antonio Campos Mendez	0	—	—	*

Grille américaine

#	Player	Elo	Fed	R1	R2	R3	R4	R5	R6	Pts	Bu C1	Bu	SB	Perf	Δ
1	Dominguez Mendoza, Adrian Alfredo	1695	MEX	+34N	+13N	=3B	+5N	+4B	+8B	5.5	20.5	21.5	19.25	2086	+86.8
2	Cienfuegos Torres, Cristopher Alejandro	1642	MEX	−21N	+35B	+17N	+22B	+11N	+3N	5.0	16.0	16.0	13.50	1901	+54.4
3	Macosay Lopez, Julio David	1745	MEX	+15N	+16B	=1N	+6B	+8N	−2B	4.5	21.0	24.0	16.25	1856	+32.8
4	Galaviz Medina, Cronos	1725	MEX	=10N	+29B	+12N	+9B	−1N	+14B	4.5	19.5	21.5	14.25	1746	+3.6
5	Campos Mendez, Brandon Antonio	1751	MEX	+25N	+17B	=9N	−1B	+10N	+12N	4.5	19.0	21.5	14.25	1846	+18.4
6	Flores Ojeda, Dante Vladimir	1688	MEX	+35N	=21B	+18B	−3N	=15B	+9N	4.0	16.5	16.5	9.25	1728	+8.8
7	Salazar Reyes, Jose Guillermo	1629	MEX	=22N	+24B	−16N	=20B	+19N	+15B	4.0	14.5	17.0	11.25	1784	+33.2
8	Carreno Bravo, Angello Emiliano	1622	MEX	=29N	+10B	+21N	+11B	−3B	−1N	3.5	19.5	21.5	10.50	1780	+43.2
9	Vega Betancourt, Manuel	0	MEX	+19N	+20B	=5B	−4N	+16N	−6B	3.5	19.0	22.0	11.25	1719	0.0
10	Munoz Padilla, Andres	1633	MEX	=4B	−8N	+33B	+18N	−5B	+22B	3.5	18.0	19.0	8.75	1699	+17.6
11	Landa Carrillo, Adriel	1668	MEX	+28B	=14N	+26B	−8N	−2B	+21B	3.5	17.0	19.0	8.75	1697	+10.4
12	Cabrera Estrada, Angel Alexis	1663	MEX	+32B	=18N	−4B	+28N	+23N	−5B	3.5	16.5	17.5	7.00	1654	-2.4
13	Cubillas Gonzalez, Lamberto	1756	MEX	+30N	−1B	−15N	+35B	=22N	+20B	3.5	16.0	16.0	6.25	1667	-19.2
14	Carbajal Trigo, Emiliano	1614	MEX	+36N	=11B	=22N	=23B	+21N	−4N	3.5	15.5	15.5	6.75	1768	+42.0
15	Martinez Guzman, Diego	1632	MEX	−3B	+31N	+13B	=16B	=6N	−7N	3.0	19.0	21.0	9.00	1631	-0.4
16	Huerta Morales, Alejandro	1698	MEX	+31B	−3N	+7B	=15N	−9B	=18N	3.0	18.0	20.0	9.00	1686	-2.8
17	Felix Cornejo, Roberto	1619	MEX	+23N	−5N	−2B	−19B	+35N	+28B	3.0	17.0	17.0	4.50	1613	-1.6
18	Hernandez Vargas, Mateo	1737	MEX	+27N	=12B	−6N	−10B	+30N	=16B	3.0	16.5	18.5	7.75	1665	-23.2
19	Matuz Espinoza, Carlos Derek	0	MEX	−9B	−28N	+34B	+17N	−7B	+23N	3.0	15.0	16.0	6.50	1577	0.0
20	Puentes Barragan, Cesar Alexandro	1732	MEX	=33B	−9N	+32B	=7N	+26B	−13N	3.0	14.5	15.5	6.00	1666	-14.4
21	Gonzalez Romo, Derek Milan	1799	MEX	+2B	=6N	−8B	+27N	−14B	−11N	2.5	19.5	22.0	9.50	1599	-66.0
22	Luna Gaytan, Mateo	0	MEX	=7B	+33N	=14B	−2N	=13B	−10N	2.5	19.5	20.5	6.50	1598	0.0
23	Medellin Gutierrez, Iker Gabriel	1517	MEX	−17B	+25B	+24N	=14N	−12B	−19B	2.5	15.5	18.0	6.75	1560	+8.0
24	Arellano Cuautle, Alberto Valenti	1692	MEX	=26B	−7N	−23B	=31N	+34B	=25N	2.5	13.5	14.5	4.50	1316	-56.8
25	Verdugo Agundez, Fernando Gabriel	0	MEX	−5B	−23N	=31B	+32N	=29B	=24B	2.5	13.5	14.5	4.25	1380	0.0
26	Ramirez Martinez, Matias	1621	MEX	=24N	+36B	−11N	=30B	−20N	=27B	2.5	13.5	13.5	3.50	1638	+4.4
27	Esquivel Ibarra, Bruno Francisco	1700	MEX	−18B	=32N	+29B	−21B	=28N	=26N	2.5	12.0	13.0	4.75	1482	-45.2
28	Perez Celis, Roman	1541	MEX	−11N	+19B	=30N	−12B	=27B	−17N	2.0	15.5	17.5	5.25	1412	-30.0
29	Gutierrez Zuniga, Mateo	0	MEX	=8B	−4N	−27N	+33B	=25N	F	2.0	15.0	16.0	4.00	1589	0.0
30	Sahagun Diaz, David Alfredo	1608	MEX	−13B	+34N	=28B	=26N	−18B	F	2.0	13.0	14.0	3.25	1471	-28.0
31	Ceballos Rivera, Carlos Emilio	0	MEX	−16N	−15B	=25N	=24B	=33N	=32B	2.0	12.0	13.0	3.50	1477	0.0
32	Villagrana Cruz, Diego Alexander	0	MEX	−12N	=27B	−20N	−25B	F	=31N	1.0	13.5	13.5	2.25	1425	0.0
33	Estrella Caceres, Derek Manuel	1658	MEX	=20N	−22B	−10N	−29N	=31B	F	1.0	13.0	13.0	2.50	1490	-17.2
34	Cervantes Pavon, Matias	0	MEX	−1B	−30B	−19N	F	−24N	+35B	1.0	13.0	13.0	0.00	865	0.0
35	Delgado, Xochipa Ian Uriel	0	MEX	−6B	−2N	F	−13N	−17B	−34N	0.0	16.5	16.5	0.00	876	0.0
36	Campillo Soto, Emilio	1771	MEX	−14B	−26N	F	F	F	F	0.0	6.0	6.0	0.00	818	-56.4

Key insights

Biggest movers and upsets — the story behind the numbers.

Top rating gainers

1Dominguez Mendoza, Adrian AlfredoMEX
+86.8
5.5 pts · #2
2Cienfuegos Torres, Cristopher AlejandroMEX
+54.4
5.0 pts · #6
3Carreno Bravo, Angello EmilianoMEX
+43.2
3.5 pts · #7

Top rating losers

1Gonzalez Romo, Derek MilanMEX
-66.0
2.5 pts · #15
2Arellano Cuautle, Alberto ValentiMEX
-56.8
2.5 pts · #31
3Campillo Soto, EmilioMEX
-56.4
0.0 pts · #34

Biggest upsets

R5+185 Elo gap
Carbajal Trigo, Emiliano1614 beat Gonzalez Romo, Derek Milan1799
R3+177 Elo gap
Carreno Bravo, Angello Emiliano1622 beat Gonzalez Romo, Derek Milan1799
R3+175 Elo gap
Medellin Gutierrez, Iker Gabriel1517 beat Arellano Cuautle, Alberto Valenti1692