Campeonato Piauiense de Xadrez Absoluto 2025
10 players participated in this 9-round tournament, held from 03 Dec 2025 to 10 Dec 2025 in Teresina PI, Brazil. Top 10 Elo average was 1730, and top seed was Henrique Barbosa Veloso (🇧🇷 BRA, 2193).
Gidelson Ferreira Amorim (🇧🇷 BRA, 2106) won with 9.0/9, ahead of Joao Gabriel Alves Da Fonseca Pinto (6.5) and Henrique Barbosa Veloso (6.5). Amorim won solo starting round 3.
The biggest upset came in round 8: Bernardo Caio C E Silva (1552) beat Jose Pacifico Lima Fo (1800), a +248-point gap.
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How it unfolded
Top 10 · 9 roundsGidelson Ferreira Amorim led from R3 onwards, the title was decided early.
Gidelson Ferreira Amorim never relinquished the lead after R3; final gap +2.5 over the runner-up.
Gidelson Ferreira Amorim opens a +1.5-point gap over the chasing pack (closest: Joao Gabriel Alves Da Fonseca Pinto); the title is out of reach before R9.
Gidelson Ferreira Amorim beat Joao Gabriel Alves Da Fonseca Pinto (White).
Cross-table
| # | Player | Elo | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | Pts | SB | Bh | Δ Elo | Perf |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | 🇧🇷Amorim, Gidelson Ferreira | 2106 | * | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 9.0 | 33.00 | 33.0 | +45.6 | 2719 |
| 2 | 🇧🇷Da Fonseca Pinto, Joao Gabriel Alves | 1926 | 0 | * | ½ | 1 | 1 | 1 | 1 | — | 1 | 1 | 6.5 | 21.25 | 35.5 | +44.8 | 2179 |
| 3 | 🇧🇷Veloso, Henrique Barbosa | 2193 | 0 | ½ | * | 1 | 0 | 1 | 1 | 1 | 1 | 1 | 6.5 | 18.75 | 35.5 | -18.4 | 2069 |
| 4 | 🇧🇷Lima, Eduardo de Sousa | 1961 | 0 | 0 | 0 | * | 1 | ½ | 1 | 1 | 1 | 1 | 5.5 | 12.50 | 36.5 | +4.2 | 1969 |
| 5 | 🇧🇷Dos Santos, Joao Mateus Araujo | 2109 | 0 | 0 | 1 | 0 | * | ½ | 1 | 1 | — | 1 | 4.5 | 13.50 | 37.5 | -26.6 | 1948 |
| 6 | 🇧🇷Alves da Silva,Thiago | 1938 | 0 | 0 | 0 | ½ | ½ | * | 1 | — | 1 | 1 | 4.0 | 9.00 | 38.0 | -7.4 | 1898 |
| 7 | 🇧🇷E Silva, Bernardo Caio C | 1552 | 0 | 0 | 0 | 0 | 0 | 0 | * | 1 | 1 | 1 | 3.0 | 3.00 | 39.0 | +28.8 | 1733 |
| 8 | 🇧🇷Lima Fo, Jose Pacifico | 1800 | 0 | — | 0 | 0 | 0 | — | 0 | * | 1 | 1 | 2.0 | 1.00 | 40.0 | -20.0 | 1678 |
| 9 | 🇧🇷Sales,Luis Carlos | 1716 | 0 | 0 | 0 | 0 | — | 0 | 0 | 0 | * | 1 | 1.0 | 0.00 | 41.0 | -36.6 | 1124 |
| 10 | FIDE 538079402 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | * | 0.0 | 0.00 | 42.0 | 0.0 | 1130 |
Key insights
Biggest movers and upsets — the story behind the numbers.
- 1Amorim, Gidelson FerreiraBRA+45.69.0 pts · #1
- 2Da Fonseca Pinto, Joao Gabriel AlvesBRA+44.86.5 pts · #2
- 3E Silva, Bernardo Caio CBRA+28.83.0 pts · #7
- 1Sales,Luis CarlosBRA-36.61.0 pts · #9
- 2Dos Santos, Joao Mateus AraujoBRA-26.64.5 pts · #5
- 3Lima Fo, Jose PacificoBRA-20.02.0 pts · #8
- R8+248 Elo gap
- R5+183 Elo gap
- R5+164 Elo gap