CChessStats

IRT PiauiParalelo 2025

Round-RobinStandard

10 players participated in this 4-round tournament, held from 03 Dec 2025 to 10 Dec 2025 in Teresina PI, Brazil. Top 10 Elo average was 1366, and top seed was Ramon Domingos Cunha Silva (🇧🇷 BRA, 1886).

Lucas Araujo De Sousa Lima (🇧🇷 BRA, 1772) won with 4.0/4, ahead of Ronnyel Carlos Cunha Silva (3.5) and Francisco Luciano de Sousa Lima (3.0). Lima broke clear in the final round.

The biggest upset came in round 2: Marcelo Dos Santos Sousa (1612) beat Ramon Domingos Cunha Silva (1886), a +274-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 · 4 rounds
Top seed
Avg top 10
1,366
Participants
10
Federations · 1 represented
🇧🇷Brazil×10
Top 3

How it unfolded

Top 10 · 4 rounds

Lucas Araujo De Sousa Lima led from R4 onwards, the runner-up race stayed tight.

Co-leaders
3
2
2
1
#1#2#5#10R1R2R3R4
R4–R4 · LEAD HELD

Lucas Araujo De Sousa Lima held the sole lead from R4 through R4 without losing it.

WIN STREAKS · 3 top finishers

Lucas Araujo De Sousa Lima 4 wins (R1–R4)Ronnyel Carlos Cunha Silva 3 wins (R2–R4)Francisco Luciano de Sousa Lima 3 wins (R1–R3)

Cross-table

#PlayerElo12345678910PtsSBBhΔ EloPerf
3🇧🇷Lima, Lucas Araujo De Sousa1772*11114.02.002.0+26.02440
1🇧🇷Silva, Ronnyel Carlos Cunha1850*½1113.52.253.5+8.21961
5🇧🇷Lima, Francisco Luciano de Sousa1725*01113.01.003.0-5.81618
7🇧🇷Silva, Ramon Domingos Cunha1886½*0112.51.754.5-17.61538
2🇧🇷Mangueira, Ricardo Cronemberger15691*12.04.004.0+26.82496
4🇧🇷Sousa, Marcelo Dos Santos1612001*1.02.5010.0+6.81711
6🇧🇷Sousa, Gerson Tajra1667000*11.00.009.0-21.01465
9🇧🇷Lima Gomes, Vinicius Furtado Carv00000*0.00.0013.00.01008
8🇧🇷Lima, Julia Rodrigues0000*0.00.0011.50.0994
10🇧🇷Viana, Henrique Gomes158100*0.00.007.5-20.8959

Key insights

Biggest movers and upsets — the story behind the numbers.

Top rating gainers
Top rating losers