COPA TOLUCA DE AJEDREZ SUB 1800
10 players participated in this 9-round tournament, held from 26 Dec 2025 to 28 Dec 2025 in EDM, Toluca, Mexico. Top 10 Elo average was 1702, and top seed was Fernando Mendoza Reyes (🇲🇽 MEX, 1792).
Alejandro Ortiz Alcantara (🇲🇽 MEX, 1706) won with 7.0/9, ahead of Jonathan Ismael Juarez Guadarrama (6.0) and Fernando Mendoza Reyes (5.0). Ortiz Alcantara shared the lead from round 4 and won solo starting round 7.
The biggest upset came in round 3: Mariel Villalva Cedano (1629) beat Fernando Mendoza Reyes (1792), a +163-point gap.
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How it unfolded
Top 10 · 9 roundsAlejandro Ortiz Alcantara led from R7 onwards, the runner-up race stayed tight. Title race converged from 3 co-leaders at R4 to 1 by R7.
Axel Fernando Vigueras Garcia takes the sole lead (2.5/3).
Alejandro Ortiz Alcantara opens a +2.0-point gap over the chasing pack (closest: Jonathan Ismael Juarez Guadarrama); the title is out of reach before R9.
Alejandro Ortiz Alcantara lost to Jonathan Ismael Juarez Guadarrama (Black).
Cross-table
| # | Player | Elo | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | Pts | SB | Bh | Δ Elo | Perf |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | 🇲🇽Ortiz Alcantara, Alejandro | 1706 | * | 0 | 1 | 1 | 1 | 1 | 1 | 0 | 1 | 1 | 7.0 | 29.00 | 38.0 | +97.2 | 1921 |
| 2 | 🇲🇽Juarez Guadarrama, Jonathan Ismael | 1750 | 1 | * | 0 | 0 | 1 | 1 | 0 | 1 | 1 | 1 | 6.0 | 24.50 | 39.0 | +33.6 | 1821 |
| 5 | 🇲🇽Mendoza Reyes, Fernando | 1792 | 0 | 1 | * | 1 | 1 | 0 | 0 | 1 | 0 | 1 | 5.0 | 21.00 | 40.0 | -14.6 | 1734 |
| 3 | 🇲🇽Vigueras Garcia, Axel Fernando | 1730 | 0 | 1 | 0 | * | ½ | 1 | 0 | ½ | 1 | 1 | 5.0 | 19.50 | 40.0 | +2.6 | 1741 |
| 6 | 🇲🇽Brito De La O, Ricardo Gael | 1640 | 0 | 0 | 0 | ½ | * | 1 | 1 | 1 | ½ | 1 | 5.0 | 18.25 | 40.0 | +53.6 | 1751 |
| 4 | 🇲🇽Villalva Cedano, Mariel | 1629 | 0 | 0 | 1 | 0 | 0 | * | 1 | 1 | 1 | 1 | 5.0 | 17.00 | 40.0 | +29.8 | 1753 |
| 7 | 🇲🇽Monroy Salazar, Homero | 1686 | 0 | 1 | 1 | 1 | 0 | 0 | * | 1 | 0 | ½ | 4.5 | 20.00 | 40.5 | +4.2 | 1703 |
| 8 | 🇲🇽Urrutia Torres, Jose Roman | 1669 | 1 | 0 | 0 | ½ | 0 | 0 | 0 | * | 1 | ½ | 3.0 | 13.00 | 42.0 | -42.8 | 1580 |
| 9 | 🇲🇽Lopez Serrano, Angel | 1787 | 0 | 0 | 1 | 0 | ½ | 0 | 1 | 0 | * | 0 | 2.5 | 12.00 | 42.5 | -126.0 | 1526 |
| 10 | 🇲🇽Velazquez Colin, Styven Ubaldo | 1627 | 0 | 0 | 0 | 0 | 0 | 0 | ½ | ½ | 1 | * | 2.0 | 6.25 | 43.0 | -59.6 | 1490 |
Key insights
Biggest movers and upsets — the story behind the numbers.
- 1Ortiz Alcantara, AlejandroMEX+97.27.0 pts · #1
- 2Brito De La O, Ricardo GaelMEX+53.65.0 pts · #6
- 3Juarez Guadarrama, Jonathan IsmaelMEX+33.66.0 pts · #2
- 1Lopez Serrano, AngelMEX-126.02.5 pts · #9
- 2Velazquez Colin, Styven UbaldoMEX-59.62.0 pts · #10
- 3Urrutia Torres, Jose RomanMEX-42.83.0 pts · #8
- R3+163 Elo gap
- R9+160 Elo gap
- R8+158 Elo gap