Torneo de Ajedrez Verano Tamaulipas IV
Open SwissStandard
16 players participated in this 6-round tournament, held from 26 Jun 2025 to 28 Jun 2025 in TMS, Ciudad Madero, Mexico. Top 10 Elo average was 571, and top seed was Jonathan Vazquez Espinoza (🇲🇽 MEX, 1945).
Jose Arturo Martinez Alfaro (🇲🇽 MEX, 0) won with 5.5/6, ahead of Josue Enrique Ancira Guadarrama (5.0) and Juan Pablo Contreras Galaviz (4.0). Martinez Alfaro took the lead from round 4.
Location
🇲🇽TMS, Ciudad Madero, Mexico
Dates
26 Jun 2025 → 28 Jun 2025
Time control
Standard: 60 minutes with 30 seconds increment from move 1
System
Swiss · 6 rounds
Federations · 1 represented
🇲🇽Mexico×15
Top 3
- 🥇
- 🥈
- 🥉
How it unfolded
Top 6 · 6 roundsJose Arturo Martinez Alfaro led from R4; +0.5-point edge over the runner-up.
Co-leaders
9
5
1
1
1
1
Martinez Alfaro5.5Ancira Guadarrama5Contreras Galaviz4Gamboa Pimentel4Serra Toca3.5Tirado Garcia3.5— ex-leaders:Vazquez Espinozaled R3, #15
R4 · LEADER CHANGE27 Jun
Jose Arturo Martinez Alfaro takes the sole lead (3.5/4).
R3 · HEAD-TO-HEAD · WINNER VS 2ND
Jose Arturo Martinez Alfaro drew with Josue Enrique Ancira Guadarrama (Black).
WIN STREAKS · 2 top finishers
Jose Arturo Martinez Alfaro 3 wins (R4–R6)Juan Pablo Contreras Galaviz 3 wins (R4–R6)
Key matchups · top 4
Head-to-head between the four finishers| Player | 1 | 2 | 3 | 4 |
|---|---|---|---|---|
| 1Jose Arturo Martinez Alfaro | * | ½ | — | — |
| 2Josue Enrique Ancira Guadarrama | ½ | * | — | — |
| 3Juan Pablo Contreras Galaviz | — | — | * | — |
| 4Jonathan Gamboa Pimentel | — | — | — | * |
Grille américaine
| # | Player | Elo | Fed | R1 | R2 | R3 | R4 | R5 | R6 | Pts | Bu C1 | Bu | SB | Perf | Δ |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Martinez Alfaro, Jose Arturo | 0 | MEX | +?N | +?B | =2N | +5B | +10N | +6B | 5.5 | 15.0 | 15.0 | 12.50 | 1864 | 0.0 |
| 2 | Ancira Guadarrama, Josue Enrique | 1875 | MEX | +13B | +15N | =1B | =6N | +9B | +5N | 5.0 | 16.5 | 17.0 | 12.50 | 2113 | +30.0 |
| 3 | Contreras Galaviz, Juan Pablo | 0 | MEX | −5N | +14B | −8N | +16B | +13N | +10B | 4.0 | 11.5 | 11.5 | 5.00 | 1145 | 0.0 |
| 4 | Gamboa Pimentel, Jonathan | 0 | MEX | −11N | +12B | −?N | +8B | +?N | +?B | 4.0 | 7.0 | 7.0 | 4.50 | 744 | 0.0 |
| 5 | Vazquez Espinoza, Jonathan | 1945 | MEX | +3B | +9N | +10B | −1N | =7B | −2B | 3.5 | 21.0 | 24.0 | 11.75 | 1031 | -13.2 |
| 6 | Serra Toca, Miguel | 1894 | MEX | +12N | +8B | −9N | =2B | +11N | −1N | 3.5 | 19.0 | 20.5 | 9.50 | 1831 | -1.8 |
| 7 | Tirado Garcia, Antonio | 0 | MEX | −8N | +?B | +16N | =11B | =5N | =?B | 3.5 | 9.0 | 9.0 | 3.00 | 1945 | 0.0 |
| 8 | Heredia Martinez, Cesar Adrian | 0 | MEX | +7B | −6N | +3B | −4N | +12B | −9N | 3.0 | 18.0 | 19.5 | 9.00 | 1094 | 0.0 |
| 9 | Blanco Nunez, Oscar | 0 | MEX | +?N | −5B | +6B | F | −2N | +8B | 3.0 | 15.0 | 15.0 | 6.50 | 1765 | 0.0 |
| 10 | Guzman Sanchez, Gerardo Ivan | 0 | MEX | +14N | +?B | −5N | +?B | −1B | −3N | 3.0 | 14.0 | 14.0 | 1.00 | 1145 | 0.0 |
| 11 | Bautista Mandujano, Bacilio | 0 | MEX | +4B | F | F | =7N | −6B | +13N | 2.5 | 12.0 | 12.0 | 6.75 | 1094 | 0.0 |
| 12 | Solis Morales, Aaron | 0 | MEX | −6B | −4N | +?N | =14B | −8N | F | 1.5 | 11.5 | 11.5 | 0.50 | 1094 | 0.0 |
| 13 | Manuel Ortiz, Jaziel | 0 | MEX | −2N | −?B | F | +15N | −3B | −11B | 1.0 | 12.0 | 12.0 | 0.50 | 1031 | 0.0 |
| 14 | Garcia Alvarado, Jose Valentin | 0 | MEX | −10B | −3N | F | =12N | =15B | −?B | 1.0 | 9.0 | 9.0 | 1.00 | 744 | 0.0 |
| 15 | FIDE 550006525 | 0 | — | F | −2B | −?N | −13B | =14N | F | 0.5 | 7.0 | 7.0 | 0.50 | 1031 | 0.0 |
| 16 | Gutierrez Moreno, Angel Emmanuel | 0 | MEX | −?N | F | −7B | −3N | F | F | 0.0 | 7.5 | 7.5 | 0.00 | 744 | 0.0 |
Key insights
Biggest movers and upsets — the story behind the numbers.
Top rating gainers
- 1Ancira Guadarrama, Josue EnriqueMEX+30.05.0 pts · #2
- 2Martinez Alfaro, Jose ArturoMEX0.05.5 pts · #1
- 3Blanco Nunez, OscarMEX0.03.0 pts · #3
Top rating losers
- 1Vazquez Espinoza, JonathanMEX-13.23.5 pts · #15
- 2Serra Toca, MiguelMEX-1.83.5 pts · #4
- 3Martinez Alfaro, Jose ArturoMEX0.05.5 pts · #1