Torneio do Clube Tambia STD 2025
10 players participated in this 18-round tournament, held from 15 Sept 2025 to 15 Oct 2025 in Joao Pessoa PB, Brazil. Top 10 Elo average was 1763, and top seed was Rodrigo Canonico (🇧🇷 BRA, 1824).
Genivaldo Manoel De Oliveira (🇧🇷 BRA, 1802) won with 12.5/18, ahead of Francisco John Silva Morais (12.0) and Rodrigo Canonico (12.0). De Oliveira clinched sole first place in the final round.
The biggest upset came in round 3: Evaldo Andre Campos (1687) beat Edson Arnald Cavalcante Loureiro (1818), a +131-point gap.
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How it unfolded
Top 10 · 18 rounds3 leader changes shaped the tournament; De Oliveira pulled away in R18.
Antonio Dutra Da Silva takes the sole lead (4.0/5).
Genivaldo Manoel De Oliveira 1.0–1.0 against Rodrigo Canonico (R8 0-1, R17 1-0) — decisive in 2/2.
Genivaldo Manoel De Oliveira 3+3+4 wins (R1–R3, R9–R11, R15–R18)Rodrigo Canonico 4 wins (R7–R10)Francisco John Silva Morais 7 wins (R11–R17)
Cross-table
| # | Player | Elo | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | Pts | SB | Bh | Δ Elo | Perf |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | 🇧🇷De Oliveira, Genivaldo Manoel | 1802 | * | 0 | 0 | 1 | 0 | 1 | 1 | 1 | ½ | 1 | 12.5 | 94.75 | 155.0 | +56.8 | 1889 |
| 3 | 🇧🇷Morais, Francisco John Silva | 1803 | 1 | * | 0 | ½ | 0 | 1 | 0 | 1 | ½ | 1 | 12.0 | 98.75 | 156.0 | +31.2 | 1870 |
| 2 | 🇧🇷Canonico, Rodrigo | 1824 | 1 | 1 | * | 1 | 1 | 0 | ½ | 1 | ½ | 1 | 12.0 | 96.50 | 156.0 | +15.2 | 1866 |
| 4 | 🇧🇷Da Silva, Antonio Dutra | 1760 | 0 | ½ | 0 | * | ½ | ½ | 1 | 1 | 1 | 1 | 11.0 | 90.50 | 158.0 | +60.0 | 1835 |
| 5 | 🇧🇷Silva, Ivanilson Pereira | 1789 | 1 | 1 | 0 | ½ | * | 1 | 1 | 0 | 1 | 0 | 10.5 | 94.75 | 159.0 | +9.2 | 1803 |
| 6 | 🇧🇷Baltar, Petrov Ferreira | 1727 | 0 | 0 | 1 | ½ | 0 | * | ½ | 1 | 0 | 1 | 8.5 | 65.00 | 163.0 | +34.4 | 1739 |
| 7 | 🇧🇷Gomes, Genildo de Souza | 1695 | 0 | 1 | ½ | 0 | 0 | ½ | * | 1 | 1 | ½ | 7.5 | 57.75 | 165.0 | +4.8 | 1701 |
| 8 | 🇧🇷Campos, Evaldo Andre | 1687 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | * | 1 | 0 | 6.0 | 44.25 | 168.0 | -47.9 | 1633 |
| 9 | 🇧🇷Cavalcante Loureiro, Edson Arnald | 1818 | ½ | ½ | ½ | 0 | 0 | 1 | 0 | 0 | * | ½ | 5.5 | 48.00 | 169.0 | -106.8 | 1602 |
| 10 | 🇧🇷Paiva, Luis Flavio Medeiros | 1728 | 0 | 0 | 0 | 0 | 1 | 0 | ½ | 1 | ½ | * | 4.5 | 39.25 | 171.0 | -79.6 | 1560 |
Key insights
Biggest movers and upsets — the story behind the numbers.
- 1Da Silva, Antonio DutraBRA+60.011.0 pts · #4
- 2De Oliveira, Genivaldo ManoelBRA+56.812.5 pts · #1
- 3Baltar, Petrov FerreiraBRA+34.48.5 pts · #6
- 1Cavalcante Loureiro, Edson ArnaldBRA-106.85.5 pts · #9
- 2Paiva, Luis Flavio MedeirosBRA-79.64.5 pts · #10
- 3Campos, Evaldo AndreBRA-47.96.0 pts · #8
- R3+131 Elo gap
- R12+131 Elo gap
- R2+123 Elo gap