CChessStats

II Aberto FIDE PUC Rio Movimento Xadrez

Open SwissStandard

13 players participated in this 6-round tournament, held from 29 Nov 2025 to 07 Dec 2025 in Rio de Janeiro RJ, Brazil. 2 federations represented. Top 10 Elo average was 1434, and top seed was Ivan Frolov (🇷🇺 RUS, 2029).

Arthur Bernardo Reimberg (🇧🇷 BRA, 1905) won with 5.0/6, ahead of Guilherme De Moura Silva (4.5) and Arnaldo Leite Mesquita (4.0). Reimberg took the lead from round 5.

The biggest upset came in round 3: Adnilton Correia de Almeida Nogueira (1633) beat Ivan Frolov (2029), a +396-point gap.

Location
🇧🇷Rio de Janeiro RJ, Brazil
Dates
29 Nov 2025 → 07 Dec 2025
Time control
Standard: 60 minutes with 30 seconds increment from move 1
System
Swiss · 6 rounds
Top seed
🇷🇺Ivan Frolov2029
Avg top 10
1,434
Participants
13
Federations · 2 represented
🇧🇷Brazil×10
🇷🇺Russia×1
Top 3

How it unfolded

Top 6 · 6 rounds

Arthur Bernardo Reimberg led from R2; +0.5-point edge over the runner-up.

Co-leaders
6
1
2
1
1
1
1.534.56R1R2R3R4R5R6De Moura Silva takes leadReimberg takes lead
R4 · LEADER CHANGE30 Nov

Guilherme De Moura Silva takes the sole lead (3.5/4).

R3 · HEAD-TO-HEAD · WINNER VS 2ND

Arthur Bernardo Reimberg lost to Guilherme De Moura Silva (Black).

WIN STREAKS · 2 top finishers

Arthur Bernardo Reimberg 3 wins (R4–R6)Guilherme De Moura Silva 3 wins (R3–R6)

Key matchups · top 4

Head-to-head between the four finishers

Grille américaine

#PlayerEloFedR1R2R3R4R5R6PtsBu C1BuSBPerfΔ
1Reimberg, Arthur Bernardo1905BRA+9N+11B2N+6B+3N+5B5.016.016.512.001923+4.4
2De Moura Silva, Guilherme2005BRA+8B=3N+1B+5NF+9B4.517.019.014.502029+5.2
3Mesquita, Arnaldo Leite1756BRA+13N=2B+7N=10B1B+11N4.014.514.56.251843+9.0
4Frolov, Ivan2029RUS+10N=7B6N+11BF+8N3.510.010.06.251794-18.6
5Rivera, Javier Aliaga0BRA6N+9B+12N2B+10N1N3.016.016.04.0015820.0
6Nogueira, Adnilton Correia de Almeida1633BRA+5B8N+4B1N9B=10N2.516.018.07.501672+0.4
7Laba, Otavio De Souza1904BRA+12B=4N3B+8NFF2.514.514.54.251777-17.2
8Guttler, Bruno Cravo1545BRA2N+6B=11N7B+12N4B2.513.513.52.751664+14.4
9Rezende, Lucas Da Silva0BRA1B5NF+12B+6N2N2.015.015.02.5017230.0
10Nunes, Lino Dias1559BRA4B+12NF=3N5B=6B2.013.013.03.251656+11.6
11Villardo, Leonardo Abraao I0BRAF1N=8B4NF3B0.515.015.01.2514870.0
12FIDE 53800836007N10B5B9N8BF0.012.012.00.008680.0
13FIDE 53800835103BFFFFF0.06.56.50.009560.0

Key insights

Biggest movers and upsets — the story behind the numbers.

Top rating gainers
Top rating losers
Biggest upsets