CChessStats

Campeonato Piauiense de Xadrez Absoluto 2025

Round-RobinStandard

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.

Location
🇧🇷Teresina PI, Brazil
Dates
03 Dec 2025 → 10 Dec 2025
Time control
Standard: 90 minutes with 30 second increment from move 1
System
Round-robin · 9 rounds
Top seed
Avg top 10
1,730
Participants
10
Federations · 1 represented
🇧🇷Brazil×9
Top 3

How it unfolded

Top 10 · 9 rounds

Gidelson Ferreira Amorim led from R3 onwards, the title was decided early.

Co-leaders
5
2
1
1
1
1
1
1
1
#1#2#5#10R1R2R3R4R5R6R7R8R9
R3–R9 · LEAD HELD

Gidelson Ferreira Amorim never relinquished the lead after R3; final gap +2.5 over the runner-up.

R8 · DECISIVE LEAD09 Dec

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.

R9 · HEAD-TO-HEAD · WINNER VS 2ND

Gidelson Ferreira Amorim beat Joao Gabriel Alves Da Fonseca Pinto (White).

Cross-table

#PlayerElo12345678910PtsSBBhΔ EloPerf
1🇧🇷Amorim, Gidelson Ferreira2106*1111111119.033.0033.0+45.62719
2🇧🇷Da Fonseca Pinto, Joao Gabriel Alves19260*½1111116.521.2535.5+44.82179
3🇧🇷Veloso, Henrique Barbosa21930½*10111116.518.7535.5-18.42069
4🇧🇷Lima, Eduardo de Sousa1961000*1½11115.512.5036.5+4.21969
5🇧🇷Dos Santos, Joao Mateus Araujo21090010*½1114.513.5037.5-26.61948
6🇧🇷Alves da Silva,Thiago1938000½½*1114.09.0038.0-7.41898
7🇧🇷E Silva, Bernardo Caio C1552000000*1113.03.0039.0+28.81733
8🇧🇷Lima Fo, Jose Pacifico180000000*112.01.0040.0-20.01678
9🇧🇷Sales,Luis Carlos17160000000*11.00.0041.0-36.61124
10FIDE 5380794020000000000*0.00.0042.00.01130

Key insights

Biggest movers and upsets — the story behind the numbers.

Top rating gainers
Top rating losers