CChessStats

II IRT CXG 2025 Memorial Emiliano Carlos Bandeira Castor

Open SwissStandard

7 players participated in this 7-round tournament, held from 01 Dec 2025 to 15 Dec 2025 in Rio de Janeiro RJ, Brazil. Top 10 Elo average was 1276, and top seed was Jorge Antonio Torres Chaves (🇧🇷 BRA, 1954).

Carlos Henrique Luz Da Costa (🇧🇷 BRA, 1698) won with 4.0/7, ahead of Pedro Nunes Pereira (4.0) and Jorge Antonio Torres Chaves (4.0).

The biggest upset came in round 6: Carlos Henrique Luz Da Costa (1698) beat Pedro Nunes Pereira (1893), a +195-point gap.

Location
🇧🇷Rio de Janeiro RJ, Brazil
Dates
01 Dec 2025 → 15 Dec 2025
Time control
Standard: 60 minutes with 30 seconds increment from move 1
System
Swiss · 7 rounds
Top seed
🇧🇷Jorge Antonio Torres Chaves1954
Avg top 10
1,276
Participants
7
Federations · 1 represented
🇧🇷Brazil×7
Top 3

How it unfolded

Top 6 · 7 rounds

Tight race until R7; 4 players tied at 4.0/7, decided on Buchholz. Title race narrowed from 2 co-leaders at R4 to 4 at the finish.

Co-leaders
4
1
3
2
1
2
4
23.55.57R1R2R3R4R5R6R7
Da Costa4Pereira4Chaves4de Almeida4Maia3Souza E Silva2.5
R7 · TIEBREAK CLUSTER

4 players finish on 4.0/7. Da Costa takes the title on Buchholz Cut1 (18.0).

R6 · HEAD-TO-HEAD · WINNER VS 2ND

Carlos Henrique Luz Da Costa beat Pedro Nunes Pereira (White).

R4–R6 · WIN STREAK

Carlos Henrique Luz Da Costa won 3 in a row (R4–R6).

Key matchups · top 4

Head-to-head between the four finishers
Player1234
1Carlos Henrique Luz Da Costa*
1
0
1
2Pedro Nunes Pereira
0
*
1
1
3Jorge Antonio Torres Chaves
1
0
*
0
4Roberto A. Ferreira de Almeida
0
0
1
*

Grille américaine

#PlayerEloFedR1R2R3R4R5R6R7PtsBu C1BuSBPerfΔ
1Da Costa, Carlos Henrique Luz1698BRA+4BF−3N+7B+5N+2B−6N4.018.018.011.502002+31.0
2Pereira, Pedro Nunes1893BRA+3N+7B−5N+4N+6B−1NF4.018.018.011.001953+6.6
3Chaves, Jorge Antonio Torres1954BRA−2B+6N+1BF−4B+7B+5N4.018.018.010.001745-20.2
4de Almeida,Roberto A. Ferreira1771BRA−1N+5BF−2B+3N+6B+7N4.018.018.010.001791+2.2
5Maia, Rafael Ferreira0BRA+7N−4N+2B+6N−1BF−3B3.019.019.07.0017150.0
6Souza E Silva, Herivaldo0BRA+?N−3B=7N−5B−2N−4N+1B2.519.519.54.2517250.0
7Nogueira, Adnilton Correia de Almeida1619BRA−5B−2N=6B−1NF−3N−4B0.521.521.51.251029-19.6

Key insights

Biggest movers and upsets — the story behind the numbers.

Top rating gainers
Top rating losers
Biggest upsets