CChessStats

Magistral B Club de Ajedrez Concepcion 2025

Round-RobinStandard

8 players participated in this 7-round tournament, held from 11 Jul 2025 to 13 Jul 2025 in Concepcion, Chile. Top 10 Elo average was 1924, and top seed was Javier Alonso Arias Diaz (🇨🇱 CHI, 2005).

Javier Alonso Arias Diaz (🇨🇱 CHI, 2005) won with 5.5/7, ahead of Daniel Alonso Allende Munoz (4.5) and Diabb Luis Zegpi Delgado (4.5). Arias Diaz led wire-to-wire.

The biggest upset came in round 3: Daniel Alonso Allende Munoz (1857) beat Heraldo Salgado Moscoso (1977), a +120-point gap.

Location
🇨🇱Concepcion, Chile
Dates
11 Jul 2025 → 13 Jul 2025
Time control
Standard: 60 minutes with 30 seconds increment from move 1
System
Round-robin · 7 rounds
Top seed
Avg top 10
1,924
Participants
8
Federations · 1 represented
🇨🇱Chile×8
Top 3

How it unfolded

Top 8 · 7 rounds

Javier Alonso Arias Diaz led from R1 onwards, the runner-up race stayed tight.

Co-leaders
1
1
1
1
1
1
1
#1#2#4#8R1R2R3R4R5R6R7
R1–R7 · LEAD HELD

Javier Alonso Arias Diaz never relinquished the lead after R1; final gap +1.0 over the runner-up.

R1 · HEAD-TO-HEAD · WINNER VS 2ND

Javier Alonso Arias Diaz beat Diabb Luis Zegpi Delgado (Black).

R1–R7 · UNBEATEN

Javier Alonso Arias Diaz went unbeaten across 7 games (R1–R7).

Cross-table

#PlayerElo12345678PtsSBBhΔ EloPerf
1🇨🇱Arias Diaz, Javier Alonso2005*½1½½1115.516.0021.5+33.32142
3🇨🇱Allende Munoz, Daniel Alonso1857½*½½½½114.512.7522.5+60.62035
2🇨🇱Zegpi Delgado, Diabb Luis19430½*1½½114.511.7522.5+15.82023
4🇨🇱Rodriguez Alarcon, Vicente Benjamin1855½½0*10½13.510.0023.5+29.61933
6🇨🇱Cartes Esquivel, Oscar1912½½½0*½½½3.010.2524.0-7.61875
5🇨🇱Sanhueza Ortiz, Gonzalo19600½½1½*0½3.010.0024.0-17.81868
7🇨🇱Salgado Moscoso, Heraldo1977000½½1*2.06.2525.0-29.21797
8🇨🇱Salgado San Martin, Heraldo18790000½½*1.03.0026.0-32.81649

Key insights

Biggest movers and upsets — the story behind the numbers.

Top rating gainers
Top rating losers
Biggest upsets