CChessStats

Campeonato Imperatrizense De Xadrez Absoluto 2025

Open SwissStandard

21 players participated in this 5-round tournament, held from 29 Nov 2025 to 30 Nov 2025 in Imperatriz MA, Brazil. Top 10 Elo average was 1927, and top seed was Israel Fillip da Silva Pontes (🇧🇷 BRA, 2044).

Nilton Silva Abreu (🇧🇷 BRA, 1908) won with 3.5/5, ahead of Daniel Da Silva Sousa (3.5) and Marcelo Cunha Guimaraes (3.5). Abreu shared the lead from round 1, winning on tie-break.

Location
🇧🇷Imperatriz MA, Brazil
Dates
29 Nov 2025 → 30 Nov 2025
Time control
Standard: 60 minutes with 30 seconds increment from move 1
System
Swiss · 5 rounds
Top seed
Avg top 10
1,927
Participants
21
Federations · 1 represented
🇧🇷Brazil×13
Top 3

How it unfolded

Top 6 · 5 rounds

Tight race until R5; 3 players tied at 3.5/5, decided on Buchholz. Title race narrowed from 4 co-leaders at R4 to 3 at the finish.

Co-leaders
9
2
3
4
3
1.52.545R1R2R3R4R5
R5 · TIEBREAK CLUSTER

3 players finish on 3.5/5. Abreu takes the title on Buchholz Cut1 (12.5).

R1–R5 · UNBEATEN

Marcelo Cunha Guimaraes went unbeaten across 5 games (R1–R5).

Key matchups · top 4

Head-to-head between the four finishers

Grille américaine

#PlayerEloFedR1R2R3R4R5PtsBu C1BuSBPerfΔ
1Abreu, Nilton Silva1908BRA+8B+18N=4B=5N=2B3.512.513.58.751944+1.8
2Sousa, Daniel Da Silva0BRA+?B=11N+12B=4N=1N3.510.510.56.2519180.0
3Guimaraes, Marcelo Cunha2023BRA+15B=6N=11B+13N=5B3.510.012.08.002027+0.2
4Dos Santos, Bruno Mendes1842BRA+19N+7B=1N=2B9N3.013.013.06.501908+11.2
5Pontes,Israel Fillip da Silva2044BRAF+13B+9N=1B=3N3.012.012.08.502120+7.4
6Lopes, Joao Vitor Carvalho1883BRA+14N=3B=10N=7B=12B3.011.013.07.501937+12.0
7Nascimento, Joilson Dos Santos1926BRA+17B4N+8B=6N=11B3.011.013.07.501753-28.0
8Da Silva,Felipe Bandeira0BRA1N+19B7N+20N+15B3.08.58.52.0011170.0
9Silva, Valdecir Batista1889BRAF+21N5B+16N+4B3.08.08.05.001944+2.8
10Cardoso Da Silva,Roberto1867BRA+20B=12N=6B=11N13B2.59.09.03.501816-6.0
11Pinto Filho, Joao Moreira1909BRAF=2B=3N=10B=7N2.012.512.56.251939+2.2
12Da Silva, Jose Zenildo Eugenio1931BRAF=10B2N+14B=6N2.011.011.04.751875-3.2
13Batista, Francisco De Araujo1889BRA+16B5NF3B+10N2.011.011.04.501853-2.8
14FIDE 53804736506B+15N+17B12N16B2.09.011.04.0011070.0
15FIDE 53806078703N14B+19N+?B8N2.08.58.50.0012230.0
16FIDE 538020939013N+?BF9B+14N2.08.08.02.0010890.0
17FIDE 53806085007N+20B14N?B+?N2.05.05.00.0011540.0
18FIDE 447639210+?N1BFFF1.05.55.50.0011080.0
19FIDE 53802094704B8N15BF?N0.08.08.00.0011120.0
20FIDE 44764014010N17NF8BF0.07.57.50.0010670.0
21FIDE 5380649010F9BFFF0.05.05.00.0010890.0

Key insights

Biggest movers and upsets — the story behind the numbers.

Top rating gainers
Top rating losers