Player profile
Dos Santos Junior, Haroldo Cunha
Dossier
14 of 14 games analyzed.
Accuracy: 86%
Opened d4: 4/4
Castled kingside: 11Same-side castling: 10Opposite-side castling: 2Castled queenside: 1Did not castle: 1
Played in the center: 6Played on the queenside: 5Played on the kingside: 3Fianchettoed queenside: 2Fianchettoed kingside: 1
Kept the bishop pair: 9Space advantage: 9Backward pawn: 9Isolated pawn: 7Active pieces: 7Avoided exchanges: 6Initiated exchanges: 6Sacrificed material: 4Missed tactics: 3Played gambits: 1
Openings
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As White 4 games 2W 1D 1L
London System 1 game 0W 1D 0L
(unspecified) 1 game 0W 1D 0L
(unspecified)
1 game
0W
1D
0L
Benoni Defense 1 game 1W 0D 0L
Old Benoni 1 game 1W 0D 0L
(unspecified)
1 game
1W
0D
0L
London System, with Be2 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
(unspecified)
1 game
0W
0D
1L
Indian Defense 1 game 1W 0D 0L
London System 1 game 1W 0D 0L
(unspecified)
1 game
1W
0D
0L
As Black 9 games 1W 1D 7L
Slav Defense 3 games 0W 0D 3L
Three Knights Variation 3 games 0W 0D 3L
(unspecified)
3 games
0W
0D
3L
Indian Defense 1 game 0W 0D 1L
Anti-Nimzo-Indian 1 game 0W 0D 1L
(unspecified)
1 game
0W
0D
1L
Ruy Lopez 1 game 0W 0D 1L
Morphy Defense 1 game 0W 0D 1L
Schliemann Defense Deferred
1 game
0W
0D
1L
Nimzo-Indian Defense 1 game 0W 0D 1L
Rubinstein System 1 game 0W 0D 1L
(unspecified)
1 game
0W
0D
1L
Queen's Pawn Game 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
(unspecified)
1 game
1W
0D
0L
Four Knights Game 1 game 0W 1D 0L
Scotch Variation Accepted 1 game 0W 1D 0L
(unspecified)
1 game
0W
1D
0L
Queen's Gambit Declined 1 game 0W 0D 1L
Exchange Variation 1 game 0W 0D 1L
Positional Variation
1 game
0W
0D
1L
Blunders Top 4 of 69
This player's costliest moves in analyzed games. Can you find the winning move?
Games Showing all 14 games
| Date | Event | Round | Color | Opponent | Result | Accuracy % | First moves |
|---|---|---|---|---|---|---|---|
| 2026.04.19 | Curitiba Chess Open 2026 - Pensado | 3 | 2026.04.19 Haraguchi, Diego Sashaki (22729925) (2235) | 0 | 86.20% | 1. d4 Nf6 2. c4 e6 3. Nf3 d5 | |
| 2024.12.02 | V Aberto Internacional de Xadrez Duchamp In Rio 2024 | 5 | 2024.12.02 Rodi, Luis Ernesto (101710) (2242) | 0 | 90.90% | 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 | |
| 2024.12.02 | V Aberto Internacional de Xadrez Duchamp In Rio 2024 | 3 | 2024.12.02 Vera Gonzalez-Quevedo, Reynaldo (3500055) (2313) | 0 | 90.90% | 1. d4 d5 2. c4 c6 3. Nc3 Nf6 | |
| 2024.08.30 | Round 4: Santiago, Yago De Moura - Dos Santos Junior, Haroldo Cunha | 4.5 | 2024.08.30 Santiago, Yago De Moura (2103877) (2455) | 0 | 86.90% | 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 | |
| 2024.08.28 | IV Niterói Chess Open 2024 - STD | 3 | 2024.08.28 Matsuura, Everaldo (2100169) (2365) | ½ | 66.70% | 1. d4 Nf6 2. Nf3 g6 3. Bf4 Bg7 | |
| 2024.08.25 | Campeonato Brasileiro Senior +65 STD 2024 | 5.5 | 2024.08.25 Pinto, Pedro Jorge de Moraes (2102269) (1951) | 1 | 95.50% | 1. d4 c5 2. c3 e6 3. Nf3 d5 | |
| 2024.08.24 | Round 4: Sopko, Cassio Roberto - Dos Santos Junior, Haroldo Cunha | 4.25 | 2024.08.24 Sopko, Cassio Roberto (2167867) (1859) | 1 | 97.40% | 1. d4 d5 2. g3 Nf6 3. Bg2 Bf5 | |
| 2024.08.24 | Round 3: Dos Santos Junior, Haroldo Cunha - Macedo, Maximo Valerio | 3.22 | 2024.08.24 Macedo, Maximo Valerio (2102307) (1900) | 0 | 74.80% | 1. d4 Nf6 2. Nf3 g6 3. Bf4 Bg7 | |
| 2024.08.23 | Round 2: Andrade, Roberto Luiz Costa - Dos Santos Junior, Haroldo Cunha | 2.21 | 2024.08.23 Andrade, Roberto Luiz Costa (2101521) (1945) | ½ | 89.90% | 1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 | |
| 2024.08.23 | Round 1: Dos Santos Junior, Haroldo Cunha - Lima, Carlos Eduardo | 1.23 | 2024.08.23 Lima, Carlos Eduardo Correia (2199360) (1808) | 1 | 87.90% | 1. d4 Nf6 2. Nf3 e6 3. Bf4 b6 | |
| 2024.06.24 | Round 2: Di Berardino, Diego Rafael - Dos Santos Junior, Haroldo Cunha | 2.6 | 2024.06.24 Di Berardino, Diego Rafael (2105446) (2473) | 0 | 86.10% | 1. d4 d5 2. c4 e6 3. Nc3 Nf6 | |
| 2024.02.02 | Sampa Chess Open - Local Piso Superior (ao lado da Renner) às 19h00 | 6.6 | 2024.02.02 Di Berardino, Diego Rafael (2105446) (2480) | 0 | 73.80% | 1. d4 d5 2. c4 c6 3. Nf3 Nf6 | |
| 2024.01.31 | Sampa Chess Open - Local Piso Superior (ao lado da Renner) Ã s 19h00 | 4.6 | 2024.01.31 Perdomo, Leandro (109746) (2382) | 0 | 91.20% | 1. d4 d5 2. c4 c6 3. Nf3 Nf6 | |
| 2023.07.11 | Round 1: Alexandr Fier - Haroldo Cunha Dos Santos Junior | 2023.07.11 Alexandr Fier | 0 | 83.40% | 1. c4 c5 2. Nc3 Nf6 3. g3 Nc6 |