CChessStats

Campeonato de Ajedrez Clasico CDMX Expertos

Open SwissStandard

25 players participated in this 7-round tournament, held from 21 Aug 2025 to 24 Aug 2025 in CDM, Gustavo A. Madero, Mexico. 1 titled players. Top 10 Elo average was 1876, and top seed was Renato Enriquez Michel (🇲🇽 MEX, 1940).

Rogelio Lara Olvera (🇲🇽 MEX, 1854) won with 5.0/7, ahead of Andre Herrera Catano (5.0) and Vanya Briseyda Conde Mares (5.0). Lara Olvera shared the lead from round 5, winning on tie-break.

The biggest upset came in round 1: Luis Misael Diaz Servin (1721) beat Gerardo Vladimir Guerrero Galeana (1933), a +212-point gap.

Location
🇲🇽CDM, Gustavo A. Madero, Mexico
Dates
21 Aug 2025 → 24 Aug 2025
Time control
Standard: 60 minutes with 30 seconds increment from move 1
System
Swiss · 7 rounds
Top seed
🇲🇽Renato Enriquez Michel1940
Avg top 10
1,876
Participants
25
Titled players · 1
WCM×1
Federations · 1 represented
🇲🇽Mexico×25
Top 3

How it unfolded

Top 6 · 7 rounds

Tight race until R4; 3 players tied at 5.0/7, decided on Buchholz.

Co-leaders
9
2
1
1
2
2
3
23.55.57R1R2R3R4R5R6R7Herrera Catano takes lead
Herrera Catano5Conde Mares5Lara Olvera5Claudio Piedras4Enriquez Michel4Flores Ojeda4
R4 · LEADER CHANGE23 Aug

Andre Herrera Catano takes the sole lead (3.5/4).

R7 · TIEBREAK CLUSTER

3 players finish on 5.0/7. Lara Olvera takes the title on Buchholz Cut1 (23.0).

R6 · HEAD-TO-HEAD · WINNER VS 2ND

Andre Herrera Catano lost to WCM Vanya Briseyda Conde Mares (White).

Key matchups · top 4

Head-to-head between the four finishers
Player1234
1Andre Herrera Catano*
0
—
½
2WCMVanya Briseyda Conde Mares
1
*
½
—
3Rogelio Lara Olvera—
½
*
½
4Arturo Claudio Piedras
½
—
½
*

Grille américaine

#PlayerEloFedR1R2R3R4R5R6R7PtsBu C1BuSBPerfΔ
1Lara Olvera, Rogelio1854MEX+17N=23B+7N=9B+4N=6B=3N5.023.023.516.751953+19.8
2Herrera Catano, Andre1896MEX+20N=7B+23N+5B=9N−3B+4N5.022.022.513.501959+13.0
3Conde Mares, Vanya BriseydaWCM1881MEXF+22B=4N+17B+5N+2N=1B5.021.021.016.502077+56.8
4Flores Ojeda, Inti Dario1837MEX+19B=13N=3B+11N−1B+15N−2B4.025.527.012.751841+2.7
5Enriquez Michel, Renato1940MEX+24B+18N+8B−2N−3B+10NF4.024.024.010.001921-2.2
6Guerrero Galeana, Gerardo Vladimir1933MEX−13B+12N+15B=14N+8B=1N−11B4.023.526.514.751825-18.2
7Zavaleta Roque, Cristopher Jair1713MEX+21B=2N−1B=8N+18B−11N+15B4.023.024.010.501813+38.8
8Benitez Diaz, Francisco Javier1845MEX+16N+10B−5N=7B−6N+19B=12N4.022.023.511.751787-9.4
9Claudio Piedras, Arturo1901MEXF+21N+13B=1N=2B+14NF4.022.022.013.002004+13.2
10Castillo Vallejo, Kimberly1762MEX+15B−8N−11B+20N+12B−5B+19N4.020.021.09.001808+9.2
11Dionisio Lopez, Juan1854MEXFF+10N−4B+17N+7B+6N4.018.018.014.002012+19.4
12Luna Lara, Karen Vanesa1688MEXF−6B+16N+23B−10N+13N=8B3.518.518.58.501790+26.4
13Diaz Servin, Luis Misael1721MEX+6N=4B−9N−19B+23N−12B+20B3.518.018.57.501769+8.4
14Hernandez Urbina, Martin1817MEXFF+22N=6B+19N−9B+18B3.512.512.56.501932+15.8
15Morquecho Garcia, Leonardo Alfons1647MEX−10N+20B−6N+21B+16N−4B−7N3.019.520.54.501612-12.8
16Lopez Vera, Daniel0MEX−8B=19N−12B+24N−15BF+23N2.512.512.51.2516490.0
17Menchaca Mendoza, Irving David1612MEX−1B+24N+18B−3N−11BFF2.016.516.52.001724+12.8
18Fuentes Reyna, Margarita1712MEXF−5B−17N+22B−7N+21B−14N2.015.515.52.001591-19.6
19Martinez Palma, Selene1688MEX−4N=16BF+13N−14B−8N−10B1.521.521.54.751556-15.4
20Villegas Salinas, Abraham Nefi1645MEX−2B−15NF−10B−21N+24B−13N1.016.516.50.001433-30.8
21Torres Perez, Carlos Miguel1532MEX−7N−9BF−15N+20B−18NF1.014.014.01.001484-6.0
22Islas Padilla, Fabian1680MEX+25B−3N−14B−18NFFF1.010.510.50.001586-19.2
23Baltazar Ibanez, Israel I1688MEXF=1N−2B−12N−13BF−16B0.521.521.52.501468-19.2
24De Santos Gonzalez, Diego A1682MEX−5N−17BF−16BF−20NF0.011.512.50.00933-26.4
25Medina Lozada, Zyanya Ainara1702MEX−22NFFFFFF0.02.52.50.00880-21.6

Key insights

Biggest movers and upsets — the story behind the numbers.

Top rating gainers
Top rating losers
Biggest upsets