CChessStats

XXXIX CAMPEONATO NACIONAL E INTERNACIONAL DE AJEDREZ "COPA BENITO JUAREZ 2025"

Open SwissStandard

24 players participated in this 6-round tournament, held from 18 Jul 2025 to 20 Jul 2025 in OAX, Oaxaca, Mexico. 7 titled players from 3 federations. Top 10 Elo average was 2156, and top seed was Elier Miranda Mesa (🇨🇺 CUB, GM, 2484).

Elier Miranda Mesa (🇨🇺 CUB, GM, 2484) won with 5.5/6, ahead of Sandra N Guillen Cristobal (4.5) and David Avila Miguel (4.0). Miranda Mesa won solo starting round 4.

The biggest upset came in round 6: Sandra N Guillen Cristobal (WFM, 1974) beat Luis German Salazar Farias (FM, 2268), a +294-point gap.

Location
🇲🇽OAX, Oaxaca, Mexico
Dates
18 Jul 2025 → 20 Jul 2025
Time control
Standard: 90 minutes with 30 second increment from move 1
System
Swiss · 6 rounds
Top seed
🇨🇺GMElier Miranda Mesa2484
Avg top 10
2,156
Participants
24
Titled players · 7
GM×1
FM×4
WFM×2
Federations · 3 represented
🇲🇽Mexico×19
🇨🇺Cuba×2
🇻🇪Venezuela×1
Top 3

How it unfolded

Top 6 · 6 rounds

GM Elier Miranda Mesa led from R4; +1.0-point edge over the runner-up.

Co-leaders
10
4
2
1
1
1
1.534.56R1R2R3R4R5R6
Miranda Mesa5.5Guillen Cristobal4.5Avila Miguel4Rojas Alarcon4Rodriguez Silva3.5Salazar Farias3.5
R4–R6 · LEAD HELD

GM Elier Miranda Mesa never relinquished the lead after R4; final gap +1.0 over the runner-up.

R3 · HEAD-TO-HEAD · WINNER VS 2ND

GM Elier Miranda Mesa beat WFM Sandra N Guillen Cristobal (White).

WIN STREAKS · 2 top finishers

GM Elier Miranda Mesa 3 wins (R1–R3)David Avila Miguel 3 wins (R2–R4)

Key matchups · top 4

Head-to-head between the four finishers
Player1234
1GMElier Miranda Mesa*
1
1
½
2WFMSandra N Guillen Cristobal
0
*——
3David Avila Miguel
0
—*—
4FMJulian Antonio Rojas Alarcon
½
——*

Grille américaine

#PlayerEloFedR1R2R3R4R5R6PtsBu C1BuSBPerfΔ
1Miranda Mesa, ElierGM2484CUB+9B+10N+2B=4N+3B+13N5.518.521.519.502533+2.4
2Guillen Cristobal, Sandra NWFM1974MEX+22B+17N−1N+11B=16N+5B4.516.516.59.752306+40.6
3Avila Miguel, David2073MEX−6N+14B+15N+5B−1N+11B4.018.521.012.002170+14.0
4Rojas Alarcon, Julian AntonioFM2365MEX+15NF+6B=1B=5N+16B4.018.020.513.002376+2.9
5Salazar Farias, Luis GermanFM2268VEN+11B+18N+23B−3N=4B−2N3.517.017.06.502059-24.4
6Rodriguez Silva, Kalid Rafael1824MEX+3B+19N−4N−16B=8N+15B3.516.017.59.502065+58.0
7Ortiz Hernandez, Ricardo Paul1885MEX−17B+22N=10B+18B−13N+12N3.512.512.56.001964+9.4
8Fogo Esquivel, Levi Kalani AlexanderFM2071MEX+12BF−13N+14N=6B=9N3.016.519.59.251925-33.6
9Gonzalez Sanchez, Ilan Said1960MEX−1N+24B−16N=15B+18N=8B3.015.015.04.252003+11.2
10Machado Cruz, Fidel1980MEX+24N−1B=7N=17N−12B+22N3.014.014.02.751901-12.0
11Escobar Alfaro, Salvador1920MEX−5N+21B+19B−2N+23B−3N3.014.014.02.001766-15.0
12Orocio Mendoza, Egbert David1712MEX−8N−15B+24N+21B+10N−7B3.012.512.53.501844+37.2
13Montano Vicente, GuadalupeWFM1940MEXFF+8B+23N+7B−1B3.012.012.06.502224+40.8
14Marroquin Poblano, Jorge1830MEX−20N−3N+22B−8B+21N+23N3.08.58.50.501748-8.6
15Hidalgo Rios, Manuel1959MEX−4B+12N−3B=9N+19B−6N2.517.519.06.001836-18.2
16Vasquez Enriquez, Amaury1998MEXFF+9B+6N=2B−4N2.515.015.08.752125+23.6
17Cofre Archibold, NestorFM2226MEX+7N−2B=18N=10BFF2.012.512.55.751951-26.4
18Ramirez Tapia, Jonathan Ed1964MEX+21N−5B=17B−7N−9BF1.512.512.51.501832-17.2
19Jeronimo Hernandez, Valeria Sophia0MEXF−6B−11N+24B−15N=21B1.59.59.50.2516240.0
20Laredo Ruiz, Gianny2118CUB+14BFFFFF1.03.03.03.002630+3.2
21Perez Bruno, Yolet1490MEX−18B−11NF−12N−14B=19N0.512.012.00.751037-20.8
22FIDE 5500092140—−2N−7B−14NFF−10B0.014.014.00.0011170.0
23FIDE 5500092300—FF−5N−13B−11N−14B0.013.513.50.0011900.0
24Perez, Jose Moises1664MEX−10B−9N−12B−19NFF0.010.510.50.001084-28.4

Key insights

Biggest movers and upsets — the story behind the numbers.

Top rating gainers
Top rating losers
Biggest upsets