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Juegos Deportivos Infantiles, Juveniles y Paralimpicos de Ajedrez de la Ciudad de Mexico 2025-2026. Sub 12 Varonil

Open SwissStandard

28 players participated in this 7-round tournament, held from 31 Jan 2026 to 02 Feb 2026 in CDM, Ciudad de Mexico, Mexico. Top 10 Elo average was 1407, and top seed was Dante Vladimir Flores Ojeda (πŸ‡²πŸ‡½ MEX, 1737).

Raul Santiago Diaz Rios (πŸ‡²πŸ‡½ MEX, 1447) won with 5.5/7, ahead of Hector Arturo Gomez Quintero (5.5) and Amaury Shamed Juarez Gordillo (5.0). Diaz Rios won on tie-break after catching the field in the final round.

The biggest upset came in round 7: Emilio Leon Hernandez Macias (1451) beat Abraham Rojano Valle (1650), a +199-point gap.

Location
πŸ‡²πŸ‡½CDM, Ciudad de Mexico, Mexico
Dates
31 Jan 2026 β†’ 02 Feb 2026
Time control
Standard: 60 minutes with 30 seconds increment from move 1
System
Swiss Β· 7 rounds
Top seed
πŸ‡²πŸ‡½Dante Vladimir Flores Ojeda1737
Avg top 10
1,407
Participants
28
Federations Β· 1 represented
πŸ‡²πŸ‡½MexicoΓ—17
Top 3

How it unfolded

Top 6 Β· 7 rounds

Tight race until R7; 2 players tied at 5.5/7, decided on Buchholz.

Co-leaders
10
7
3
1
3
2
2
23.55.57R1R2R3R4R5R6R7
Diaz Rios5.5Gomez Quintero5.5Medina Anacleto5Juarez Gordillo5Flores Ojeda5Hernandez Macias5
R7 Β· TIEBREAK CLUSTER

2 players finish on 5.5/7. Diaz Rios takes the title on Buchholz Cut1 (22.5).

WIN STREAKS Β· 3 top finishers

Raul Santiago Diaz Rios 3 wins (R5–R7)Hector Arturo Gomez Quintero 3 wins (R5–R7)Cesar Antonio Medina Anacleto 5 wins (R2–R6)

Key matchups Β· top 4

Head-to-head between the four finishers
Player1234
1Raul Santiago Diaz Rios*β€”
1
0
2Hector Arturo Gomez Quinteroβ€”*β€”
0
3Cesar Antonio Medina Anacleto
0
β€”*
1
4Amaury Shamed Juarez Gordillo
1
1
0
*

Grille amΓ©ricaine

#PlayerEloFedR1R2R3R4R5R6R7PtsBu C1BuSBPerfΞ”
1Diaz Rios, Raul Santiago1447MEX+25N+27Bβˆ’3N=10B+16N+8B+4B5.522.523.016.001733+43.2
2Gomez Quintero, Hector Arturo0MEXβˆ’3N+25B+27N=8B+10N+11B+13N5.521.021.514.2515850.0
3Juarez Gordillo, Amaury Shamed1647MEX+2B+7N+1B+14Nβˆ’4N+13Bβˆ’6N5.028.531.521.501559-18.0
4Medina Anacleto, Cesar Antonio1587MEXF+19N+6B+9N+3B+5Bβˆ’1N5.028.030.521.501828+59.6
5Hernandez Macias, Emilio Leon1451MEX+22B+15Nβˆ’7B+18N+14Bβˆ’4N+9B5.022.024.014.501431-2.8
6Flores Ojeda, Dante Vladimir1737MEX+20N+26Bβˆ’4Nβˆ’13B+21N+7N+3B5.022.023.015.001684-7.2
7Ramirez Morales, Saul1446MEX+24Nβˆ’3B+5N+21B=11Nβˆ’6B+12N4.524.025.513.751501+8.8
8Galindo Martinez, Liam David1622MEX+28B+13Nβˆ’14B=2N+19Bβˆ’1N+18B4.522.022.511.25665-26.8
9Rojano Valle, Abraham1650MEX+10N+16B+11Nβˆ’4Bβˆ’13N+14Bβˆ’5N4.023.526.513.501393-39.6
10Gonzalez Salazar, Jesus Uriel0MEXβˆ’9B+22N+15B=1Nβˆ’2B=?N+21B4.022.022.09.7514040.0
11Quiroz Ventura, Marco Said1485MEX+21NFβˆ’9B+24N=7Bβˆ’2N+19B3.520.522.08.251348-17.2
12FIDE 296232510β€”F+?BF+15N=18B+24Nβˆ’7B3.519.019.05.7514630.0
13Campero Escutia, Derek Stefano0MEXFβˆ’8B+23N+6N+9Bβˆ’3Nβˆ’2B3.026.528.511.0016540.0
14Perez Romero, Killian Omar0MEX+?N+20B+8Nβˆ’3Bβˆ’5Nβˆ’9Nβˆ’15B3.024.024.07.0014900.0
15Silva Miranda, Manuel Martin0MEXFβˆ’5Bβˆ’10Nβˆ’12B+25B+26N+14N3.017.517.55.006490.0
16FIDE 296505000β€”+17Bβˆ’9Nβˆ’24B+25Nβˆ’1B+23Nβˆ’?B3.017.017.06.007290.0
17Falfan Ramirez, Artaqof David0MEXβˆ’16Nβˆ’21Bβˆ’?N+28B+27Bβˆ’18N+25B3.09.59.52.006840.0
18FIDE 296466500β€”F+28NFβˆ’5B=12N+17Bβˆ’8N2.522.523.05.257200.0
19Lazo Maguey, Dylan0MEXFβˆ’4B+26N=?Bβˆ’8N+20Bβˆ’11N2.516.516.53.5012230.0
20FIDE 296232000β€”βˆ’6Bβˆ’14N+22B+27N=24Bβˆ’19Nβˆ’23B2.516.016.53.259400.0
21FIDE 5500210280β€”βˆ’11B+17N+28Bβˆ’7Nβˆ’6BFβˆ’10N2.020.520.53.507660.0
22FIDE 5500210520β€”βˆ’5Nβˆ’10Bβˆ’20NFβˆ’26B+28N+24B2.014.514.52.006490.0
23FIDE 296357050β€”FFβˆ’13B+26Nβˆ’?Bβˆ’16B+20N2.013.013.03.506840.0
24Ruiz Luna, Leonardo0MEXβˆ’7BF+16Nβˆ’11B=20Nβˆ’12Bβˆ’22N1.519.019.04.256800.0
25FIDE 5500210440β€”βˆ’1Bβˆ’2NFβˆ’16Bβˆ’15N+27Bβˆ’17N1.020.520.50.506650.0
26FIDE 296902340β€”Fβˆ’6Nβˆ’19Bβˆ’23B+22Nβˆ’15BF1.014.514.52.009400.0
27FIDE 296903820β€”Fβˆ’1Nβˆ’2Bβˆ’20Bβˆ’17Nβˆ’25N=28B0.518.018.00.256650.0
28FIDE 5500210100β€”βˆ’8Nβˆ’18Bβˆ’21Nβˆ’17NFβˆ’22B=27N0.514.514.50.257900.0

Key insights

Biggest movers and upsets β€” the story behind the numbers.

Top rating gainers
Top rating losers
Biggest upsets
Juegos Deportivos Infantiles, Juveniles y Paralimpicos de Ajedrez de la Ciudad de Mexico 2025-2026. Sub 12 Varonil β€” CDM, Ciudad de Mexico, Mexico | Chess Tournament Results | ChessStats