Campeonato Gaucho Absoluto De Xadrez STD 2019 Retroativo
Round-RobinStandard
6 players participated in this 5-round tournament, held from 09 Nov 2025 to 10 Nov 2025 in Guaiba RS, Brazil. Top 10 Elo average was 1921, and top seed was Luis Ernesto Serra Azul Fonseca (🇧🇷 BRA, 2063).
Ado Calsing (🇧🇷 BRA, 1934) won with 3.5/5, ahead of Luis Ernesto Serra Azul Fonseca (3.0) and Daniel Pertuzatti (3.0). Calsing clinched sole first place in the final round.
Location
🇧🇷Guaiba RS, Brazil
Dates
09 Nov 2025 → 10 Nov 2025
Time control
Standard: 60 minutes with 30 seconds increment from move 1
System
Round-robin · 5 rounds
Federations · 1 represented
🇧🇷Brazil×6
Top 3
- 🥇
- 🥈
- 🥉
How it unfolded
Top 6 · 5 roundsAdo Calsing led from R5 onwards, the runner-up race stayed tight.
Co-leaders
1
1
1
1
1
R5 · LEADER CHANGE09 Nov
Ado Calsing takes the sole lead (3.5/5).
R5 · HEAD-TO-HEAD · WINNER VS 2ND
Ado Calsing beat Daniel Pertuzatti (White).
R1–R5 · UNBEATEN
Ado Calsing went unbeaten across 5 games (R1–R5).
Cross-table
| # | Player | Elo | 1 | 2 | 3 | 4 | 5 | 6 | Pts | SB | Bh | Δ Elo | Perf |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | 🇧🇷Calsing, Ado | 1934 | * | ½ | 1 | ½ | 1 | ½ | 3.5 | 8.25 | 11.5 | +18.2 | 2067 |
| 3 | 🇧🇷Fonseca, Luis Ernesto Serra Azul | 2063 | ½ | * | ½ | ½ | ½ | 1 | 3.0 | 6.50 | 12.0 | -10.8 | 1964 |
| 2 | 🇧🇷Pertuzatti, Daniel | 2021 | 0 | ½ | * | 1 | ½ | 1 | 3.0 | 6.00 | 12.0 | -4.8 | 1973 |
| 4 | 🇧🇷Pedroso, Denian | 1990 | ½ | ½ | 0 | * | 1 | ½ | 2.5 | 5.75 | 12.5 | -10.4 | 1907 |
| 5 | 🇧🇷Da Silva, Joao Carlos Orguim | 1780 | 0 | ½ | ½ | 0 | * | 1 | 2.0 | 4.00 | 13.0 | +11.2 | 1877 |
| 6 | 🇧🇷Pereira, Armando Scharlau | 1737 | ½ | 0 | 0 | ½ | 0 | * | 1.0 | 3.00 | 14.0 | -3.4 | 1718 |
Key insights
Biggest movers and upsets — the story behind the numbers.
Top rating gainers
- 1Calsing, AdoBRA+18.23.5 pts · #1
- 2Da Silva, Joao Carlos OrguimBRA+11.22.0 pts · #5
- 3Pereira, Armando ScharlauBRA-3.41.0 pts · #6
Top rating losers
- 1Fonseca, Luis Ernesto Serra AzulBRA-10.83.0 pts · #3
- 2Pedroso, DenianBRA-10.42.5 pts · #4
- 3Pertuzatti, DanielBRA-4.83.0 pts · #2