CChessStats

Aberto do Brasil Cop 30

Open SwissStandard

18 players participated in this 6-round tournament, held from 28 Nov 2025 to 30 Nov 2025 in Ananindeua PA, Brazil. Top 10 Elo average was 1981, and top seed was Emerson de Sousa Veiga (🇧🇷 BRA, 2139).

Vitor Luis De Jesus Silverio (🇧🇷 BRA, 2124) won with 5.0/6, ahead of Leonardo Eleuterio Da Silveira (4.5) and Emerson de Sousa Veiga (4.5). Silverio shared the lead from round 5 and broke clear in the final round.

The biggest upset came in round 6: Lemuel Freires Da Silva (1689) beat Paulo Davi (1821), a +132-point gap.

Location
🇧🇷Ananindeua PA, Brazil
Dates
28 Nov 2025 → 30 Nov 2025
Time control
Standard: 90 minutes with 30 second increment from move 1
System
Swiss · 6 rounds
Top seed
🇧🇷Emerson de Sousa Veiga2139
Avg top 10
1,981
Participants
18
Federations · 1 represented
🇧🇷Brazil×17
Top 3

How it unfolded

Top 6 · 6 rounds

Vitor Luis De Jesus Silverio led from R6; +0.5-point edge over the runner-up.

Co-leaders
6
3
1
1
2
1
1.534.56R1R2R3R4R5R6Silverio takes lead
Silverio5Veiga4.5Silveira4.5Reis4Folha4Rocha3.5
R6 · LEADER CHANGE30 Nov

Vitor Luis De Jesus Silverio takes the sole lead (5.0/6).

R4 · HEAD-TO-HEAD · WINNER VS 2ND

Vitor Luis De Jesus Silverio drew with Emerson de Sousa Veiga (Black).

R4–R6 · WIN STREAK

Leonardo Eleuterio Da Silveira won 3 in a row (R4–R6).

Key matchups · top 4

Head-to-head between the four finishers
Player1234
1Vitor Luis De Jesus Silverio*
½
—
1
2Emerson de Sousa Veiga
½
*—
1
3Leonardo Eleuterio Da Silveira——*
0
4Alan De Albuquerque Maran Reis
0
0
1
*

Grille américaine

#PlayerEloFedR1R2R3R4R5R6PtsBu C1BuSBPerfΔ
1Silverio, Vitor Luis De Jesus2124BRA+5B+9N=6B=3N+4N+7B5.019.522.518.502212+21.6
2Silveira, Leonardo Eleuterio Da2056BRA=17N+7B−4N+13B+8N+9B4.516.016.512.252062+1.4
3Veiga, Emerson de Sousa2139BRAF+11N+17B=1B+9N+4B4.515.015.012.502332+18.6
4Reis, Alan De Albuquerque Maran2041BRA+12B+15N+2B+6N−1B−3N4.019.521.011.502055+3.8
5Folha, Matheus Serrao1883BRA−1NF+16B+15N+17B+10B4.011.011.56.001973+4.2
6Pessoa, Marcio de Souza1907BRA+10N+8B=1N−4B−7N+14B3.519.020.510.502020+8.8
7Rocha, Cleyton Maia0BRA=11B−2N+12B+17N+6B−1N3.517.518.07.2519460.0
8Da Cunha, Giovanni Maciel1896BRA+16B−6N+15B=14N−2B+18N3.512.012.53.751794-8.2
9Pessoa,Andre Joaquim de Pinho1890BRA+14N−1B+10N+18B−3B−2N3.018.519.05.001835-6.2
10Ramos, Rodrigo Gomes0BRA−6B+12N−9B+11N+14B−5N3.015.016.56.0017930.0
11Santos, Gleydson Jose Barbosa1956BRA=7N−3BF−10B+16N+13B2.514.014.54.752027+3.6
12Da Silva, Lemuel Freires1689BRA−4N−10B−7N+16B−13N+17B2.013.514.01.501801+14.4
13Ribeiro, Denison Carlos Vieira1915BRA−15B+16N−14B−2N+12B−11N2.012.013.03.001775-10.8
14Rebelo, Igor De Deus0BRA−9BF+13N=8B−10N−6N1.515.015.03.7518150.0
15De Souza, Walyson Santos0BRA+13N−4B−8N−5B=18N−16B1.514.515.02.2517570.0
16FIDE 5380017640—−8N−13B−5N−12N−11B+15N1.014.015.51.5010680.0
17Davi, Paulo1821BRA=2BF−3N−7B−5N−12N0.520.522.52.251620-37.2
18Moreira da Silva, Jairo1794BRAFFF−9N=15B−8B0.510.510.50.751093-14.6

Key insights

Biggest movers and upsets — the story behind the numbers.

Top rating gainers
Top rating losers
Biggest upsets