12 CHESS BOSS - CHESS TOUR GRUPO B
Round-RobinStandard
8 players participated in this 7-round tournament, held from 03 Oct 2025 to 05 Oct 2025 in Santiago, Chile. 1 titled players. Top 10 Elo average was 1984, and top seed was Bastian Chavez Dinamarca (🇨🇱 CHI, 2057).
Gonzalo Alonso Miranda Camus (🇨🇱 CHI, 2030) won with 5.0/7, ahead of Eduardo Caurapan Montero (4.5) and Lucas Gaspar Valdes Berdichewsky (4.5). Miranda Camus shared the lead from round 6 and broke clear in the final round.
Location
🇨🇱Santiago, Chile
Dates
03 Oct 2025 → 05 Oct 2025
Time control
Standard: 60 minutes with 30 seconds increment from move 1
System
Round-robin · 7 rounds
Titled players · 1
CM×1
Federations · 1 represented
🇨🇱Chile×8
Top 3
- 🥇
- 🥈
- 🥉
How it unfolded
Top 8 · 7 roundsGonzalo Alonso Miranda Camus led from R7 onwards, the runner-up race stayed tight.
Co-leaders
4
3
1
1
1
4
1
Miranda Camus#1Caurapan Montero#2Valdes Berdichewsky#3Lagos Inostroza#4Donoso Aguirre#5Palma Araya#6Chavez Dinamarca#7Izquierdo Garces#8
R7 · LEADER CHANGE05 Oct
Gonzalo Alonso Miranda Camus takes the sole lead (5.0/7).
R6 · HEAD-TO-HEAD · WINNER VS 2ND
Gonzalo Alonso Miranda Camus beat Eduardo Caurapan Montero (Black).
R4–R7 · WIN STREAK
Gonzalo Alonso Miranda Camus won 4 in a row (R4–R7).
Cross-table
| # | Player | Elo | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | Pts | SB | Bh | Δ Elo | Perf |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | 🇨🇱Miranda Camus, Gonzalo Alonso | 2030 | * | 1 | 1 | 0 | 1 | 1 | 0 | 1 | 5.0 | 16.50 | 23.0 | +20.2 | 2136 |
| 2 | 🇨🇱Caurapan Montero, Eduardo | 2002 | 0 | * | ½ | 1 | ½ | 1 | ½ | 1 | 4.5 | 13.00 | 23.5 | +16.4 | 2084 |
| 3 | 🇨🇱Valdes Berdichewsky, Lucas Gaspar | 2024 | 0 | ½ | * | ½ | 1 | ½ | 1 | 1 | 4.5 | 12.75 | 23.5 | +23.6 | 2081 |
| 5 | 🇨🇱CMDonoso Aguirre, Maximiliano | 1992 | 1 | 0 | ½ | * | 0 | 1 | ½ | 1 | 4.0 | 12.00 | 24.0 | +16.4 | 2033 |
| 4 | 🇨🇱Lagos Inostroza, Andres | 1975 | 0 | ½ | 0 | 1 | * | ½ | 1 | 1 | 4.0 | 10.75 | 24.0 | +12.2 | 2035 |
| 6 | 🇨🇱Palma Araya, David | 1958 | 0 | 0 | ½ | 0 | ½ | * | 1 | 1 | 3.0 | 7.25 | 25.0 | -8.4 | 1938 |
| 7 | 🇨🇱Chavez Dinamarca, Bastian | 2057 | 1 | ½ | 0 | ½ | 0 | 0 | * | ½ | 2.5 | 9.50 | 25.5 | -35.8 | 1872 |
| 8 | 🇨🇱Izquierdo Garces, Rosario | 1836 | 0 | 0 | 0 | 0 | 0 | 0 | ½ | * | 0.5 | 1.25 | 27.5 | -28.8 | 1583 |
Key insights
Biggest movers and upsets — the story behind the numbers.
Top rating gainers
- 1Valdes Berdichewsky, Lucas GasparCHI+23.64.5 pts · #3
- 2Miranda Camus, Gonzalo AlonsoCHI+20.25.0 pts · #1
- 3Caurapan Montero, EduardoCHI+16.44.5 pts · #2
Top rating losers
- 1Chavez Dinamarca, BastianCHI-35.82.5 pts · #7
- 2Izquierdo Garces, RosarioCHI-28.80.5 pts · #8
- 3Palma Araya, DavidCHI-8.43.0 pts · #6