CChessStats

Jaque al Caribe - Grupo Maestros

Round-RobinStandard

6 players participated in this 10-round tournament, held from 20 Feb 2026 to 01 Mar 2026 in ROO, Cancun, Mexico. Top 10 Elo average was 1925, and top seed was Julio Leonel Gonzalez Arellano (🇲🇽 MEX, 2011).

Rodrigo Espinoza Villanueva (🇲🇽 MEX, 1957) won with 8.0/10, ahead of Ferran Riera Fregoso (7.0) and Roberto Alo Guzman Macias (6.0). Espinoza Villanueva shared the lead from round 4 and won solo starting round 6.

The biggest upset came in round 5: Cesar Serrano Ruiz (1872) beat Julio Leonel Gonzalez Arellano (2011), a +139-point gap.

Location
🇲🇽ROO, Cancun, Mexico
Dates
20 Feb 2026 → 01 Mar 2026
Time control
Standard: 90 minutes with 30 second increment from move 1
System
Round-robin · 10 rounds
Top seed
🇲🇽Julio Leonel Gonzalez Arellano2011
Avg top 10
1,925
Participants
6
Federations · 1 represented
🇲🇽Mexico×6
Top 3

How it unfolded

Top 6 · 10 rounds

Rodrigo Espinoza Villanueva led from R6 onwards, the runner-up race stayed tight. Title race converged from 2 co-leaders at R4 to 1 by R6.

Co-leaders
2
1
1
2
2
1
1
1
1
1
#1#2#3#6R1R2R3R4R5R6R7R8R9R10Espinoza Villanueva takes lead
Espinoza Villanueva#1Riera Fregoso#2Guzman Macias#3Serrano Ruiz#4Gonzalez Arellano#5Martinez Martinez#6
R6 · LEADER CHANGE27 Feb

Rodrigo Espinoza Villanueva takes the sole lead (5.0/6).

HEAD-TO-HEAD · WINNER VS 2ND · 2 games

Rodrigo Espinoza Villanueva 1.0–1.0 against Ferran Riera Fregoso (R5 ½-½, R10 ½-½).

WIN STREAKS · 2 top finishers

Ferran Riera Fregoso 3 wins (R1–R3)Roberto Alo Guzman Macias 3 wins (R5–R7)

Cross-table

#PlayerElo123456PtsSBBhΔ EloPerf
1🇲🇽Espinoza Villanueva, Rodrigo1957*½111½8.033.2544.0+49.62158
2🇲🇽Riera Fregoso, Ferran2001½*½1117.029.7546.0+31.22058
3🇲🇽Guzman Macias, Roberto Alo19420½*½016.023.7548.0+28.81993
4🇲🇽Serrano Ruiz, Cesar187200½*114.512.0051.0+7.61899
5🇲🇽Gonzalez Arellano, Julio Leonel20110010*13.011.7554.0-66.81758
6🇲🇽Martinez Martinez, Jose Manuel1764½0000*1.59.0057.0-20.41660

Key insights

Biggest movers and upsets — the story behind the numbers.

Top rating gainers
Top rating losers
Biggest upsets