CChessStats

TORNEO MUNICIPAL ABIERTO DE AJEDREZ MEXICALI B.C. PROFRA. ANITA ARROYO 2025 - ABIERTA

Open SwissStandard

19 players participated in this 5-round tournament, held from 14 Nov 2025 to 16 Nov 2025 in B C, Mexicali, Mexico. 1 titled players. Top 10 Elo average was 1672, and top seed was Dionisio Aldama Degurnay (🇲🇽 MEX, IM, 2345).

Dionisio Aldama Degurnay (🇲🇽 MEX, IM, 2345) won with 4.0/5, ahead of Carlos A Hernandez Rendon (4.0) and Alex Jampier Silvestre (3.5). Aldama Degurnay shared the lead from round 1, winning on tie-break.

Location
🇲🇽B C, Mexicali, Mexico
Dates
14 Nov 2025 → 16 Nov 2025
Time control
Standard: 90 minutes with 30 second increment from move 1
System
Swiss · 5 rounds
Top seed
🇲🇽IMDionisio Aldama Degurnay2345
Avg top 10
1,672
Participants
19
Titled players · 1
IM×1
Federations · 1 represented
🇲🇽Mexico×16
Top 3

How it unfolded

Top 6 · 5 rounds

Tight race until R3; 2 players tied at 4.0/5, decided on Buchholz.

Co-leaders
5
2
1
1
2
1.52.545R1R2R3R4R5
Aldama Degurnay4Hernandez Rendon4Jampier Silvestre3.5Gonzalez Amezquita3.5Cornejo Alvarez3Arreola Gastelum3
R3–R5 · LEAD HELD

IM Dionisio Aldama Degurnay held the sole lead from R3 through R5 without losing it.

R5 · TIEBREAK CLUSTER

2 players finish on 4.0/5. Aldama Degurnay takes the title on Buchholz Cut1 (13.0).

R3 · HEAD-TO-HEAD · WINNER VS 2ND

IM Dionisio Aldama Degurnay beat Carlos A Hernandez Rendon (White).

Key matchups · top 4

Head-to-head between the four finishers
Player1234
1IMDionisio Aldama Degurnay*
1
½
½
2Carlos A Hernandez Rendon
0
*——
3Alex Jampier Silvestre
½
—*
½
4Gustavo Gonzalez Amezquita
½
—
½
*

Grille américaine

#PlayerEloFedR1R2R3R4R5PtsBu C1BuSBPerfΔ
1Aldama Degurnay, DionisioIM2345MEX+17B+12N+2B=3N=4B4.013.014.010.502206-4.9
2Hernandez Rendon, Carlos A2052MEX+18B+10N−1N+5B+9N4.012.012.08.002015+0.4
3Jampier Silvestre, Alex1854MEX+8B=4N+11B=1B=6N3.513.516.010.752146+20.4
4Gonzalez Amezquita, Gustavo2108MEX=5N=3B+17N+7B=1N3.513.514.59.252100-0.2
5Cornejo Alvarez, Ricardo0MEX=4B+19N=6B−2N+12B3.012.512.55.2519850.0
6FIDE 296924660—=7N+16B=5N=10B=3B3.012.013.57.5017610.0
7Arreola Gastelum, Jose Pablo0MEX=6B=9N+12B−4N+15B3.011.013.06.7518490.0
8Corvera Zamora, Adrian0MEX−3N+14B+13N−9B+17N3.010.011.05.0015830.0
9Siqueiros Jaramillo, Daniel Josue1647MEXF=7B+15N+8N−2B2.512.012.06.501247-3.2
10FIDE 5500156720—+14N−2B+?N=6N−11B2.511.511.53.5010770.0
11Gerardo Cisneros, Ariel Ulises0MEX=13BF−3N+16B+10N2.59.59.55.0017010.0
12Cecena Oropeza, Alejandro1792MEX+15N−1B−7N+14B−5N2.012.014.04.001393-3.2
13Gerardo Avendano, Jose Luis1622MEX=11N−17B−8B+18N=16N2.08.08.02.001791+27.6
14Estevez Aley, Edward Emmanuel0MEX−10B−8N+18B−12N+19B2.07.57.50.0017330.0
15Batriz, Aguilar Jose Robert0MEX−12B+18N−9B+19N−7N2.07.57.50.0015790.0
16Trujillo Guzman, Gema Zophiel1627MEXF−6N+19B−11N=13B1.57.57.51.001468-16.4
17Ibarra Ramirez, Eric0MEX−1N+13N−4BF−8B1.012.512.52.0019000.0
18Estevez Aley, Alexander Ezequiel1672MEX−2N−15B−14N−13BF0.010.010.00.001038-26.4
19FIDE 5500156800—F−5B−16N−15B−14N0.08.58.50.008270.0

Key insights

Biggest movers and upsets — the story behind the numbers.

Top rating gainers
Top rating losers