Prepare against Rafael Nunes dos Santos
Brazil · World #135,064 classical · FIDE ID 2144417
When preparing against Rafael Nunes dos Santos, expect 1.g4 in 80% of White games. Against 1.e4 the reply is 1...g5 (59% of games); against 1.d4, 1...g5 (31%). Lowest win rate among frequent openings: Grob's Attack as White, 39.4% over 33 games.
Our database contains 79 games by Rafael Nunes dos Santos, covering Mar 2017 to Jul 2026. Below you'll find Rafael Nunes dos Santos's most-played openings with White and Black, career performance record, notable wins and top events — everything you need to scout Rafael Nunes dos Santos before a game. You can open the same data in the free interactive preparation workstation, which builds a move-by-move opening tree from every game.
Ratings
| Time control | Current | Peak | Peak date |
|---|---|---|---|
| Classical | 1,633 | 1,639 | Feb 2026 |
| Rapid | 1,638 | 1,653 | May 2025 |
| Blitz | 1,669 | 1,669 | Jul 2026 |
Performance record
| Split | Games | Wins | Draws | Losses | Win rate |
|---|---|---|---|---|---|
| Overall | 79 | 24 | 0 | 55 | 30.4% |
| As White | 41 | 16 | 0 | 25 | 39.0% |
| As Black | 38 | 8 | 0 | 30 | 21.1% |
Move-by-move preparation stats
Straight from the preparation tree built over all of Rafael Nunes dos Santos's games — the same tree the interactive prep board lets you walk to any depth. Scores are from Rafael Nunes dos Santos's side.
First moves as White (41 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| g4 | 33 | 80.5% | 39.4% |
| e4 | 3 | 7.3% | 66.7% |
| h4 | 2 | 4.9% | 50.0% |
| h3 | 1 | 2.4% | 0.0% |
| c4 | 1 | 2.4% | 0.0% |
| Na3 | 1 | 2.4% | 0.0% |
Main lines as White
- 1.g4 — 80% of White games, 39.4% score
- …d5 (64% of these games) — Santos usually continues Bg2 (35.0% score)
- …e5 (21% of these games) — Santos usually continues Bg2 (57.1% score)
- …c5 (3% of these games) — Santos usually continues Bg2 (0.0% score)
- 1.e4 — 7% of White games, 66.7% score
- …c5 (67% of these games) — Santos usually continues g4 (100.0% score)
- …c6 (33% of these games) — Santos usually continues Bc4 (0.0% score)
As Black against 1.e4 (17 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| g5 | 10 | 58.8% | 40.0% |
| a5 | 2 | 11.8% | 50.0% |
| h6 | 2 | 11.8% | 50.0% |
| e5 | 2 | 11.8% | 0.0% |
| c5 | 1 | 5.9% | 0.0% |
As Black against 1.d4 (13 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| g5 | 4 | 30.8% | 0.0% |
| c6 | 2 | 15.4% | 50.0% |
| d5 | 2 | 15.4% | 0.0% |
| a5 | 2 | 15.4% | 50.0% |
| b6 | 1 | 7.7% | 0.0% |
| b5 | 1 | 7.7% | 0.0% |
Rafael Nunes dos Santos's chess games
All 79 games by Rafael Nunes dos Santos in the Chess.ceo database (Mar 2017 - Jul 2026) are free to browse, search and replay: filter by opening, opponent, event or date on the player page, or step through any game on the analysis board. Record: 24 wins, 0 draws, 55 losses.
Openings as White
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| A00 | Grob's Attack | 33 | 13/0/20 | 39.4% |
| A00 | Kadas Opening | 2 | 1/0/1 | 50.0% |
| B20 | Sicilian | 2 | 2/0/0 | 100.0% |
| B10 | Caro-Kann | 1 | 0/0/1 | 0.0% |
| A20 | English Opening: Reverse Sicilian | 1 | 0/0/1 | 0.0% |
| A00 | Clemenz Opening | 1 | 0/0/1 | 0.0% |
| A00 | Durkin Opening | 1 | 0/0/1 | 0.0% |
Openings as Black
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| B00 | Borg Defense | 10 | 4/0/6 | 40.0% |
| A40 | Queen's Pawn Game | 5 | 2/0/3 | 40.0% |
| A40 | Borg Gambit | 4 | 0/0/4 | 0.0% |
| B00 | Carr Defense | 2 | 1/0/1 | 50.0% |
| A10 | English Opening | 2 | 0/0/2 | 0.0% |
| D06 | Queen's Gambit | 2 | 0/0/2 | 0.0% |
| B00 | Ware Defense | 2 | 1/0/1 | 50.0% |
| C60 | Ruy Lopez | 1 | 0/0/1 | 0.0% |
| C44 | Scotch Game | 1 | 0/0/1 | 0.0% |
| B27 | Sicilian: Hyperaccelerated Dragon | 1 | 0/0/1 | 0.0% |
Notable wins
| Date | Opponent | Elo | Event | ECO |
|---|---|---|---|---|
| May 2019 | Sergio Mobaier | 1,937 | Sao Paulo Haroldo Salles Open | A40 |
| Jan 2020 | Cicero Assuncao Jr Cardoso | 1,920 | 6th Florianopolis Open | A00 |
| Feb 2017 | Joao Francisco Carvalho Neto | 1,785 | Joinville Open U2200 | A00 |
| Jan 2017 | Hildebrando Apolonio Pereira Fo | 1,737 | 24th Sao Paulo Hebraica Open | A00 |
| Jan 2019 | Felipe Eduardo Ribeiro Maciel | 1,688 | 5th Florianopolis Open | A00 |
Top events
| Event | Year | Games | Score | TPR |
|---|---|---|---|---|
| 6th Florianopolis Open | 2020 | 10 | 4 | 1,551 |
| 3rd Florianopolis Open | 2017 | 9 | 3 | 1,483 |
| 5th Florianopolis Open | 2019 | 7 | 1 | 1,432 |
| 4th Florianopolis Open | 2018 | 7 | 2 | 1,339 |
| Joinville Open U2200 | 2017 | 6 | 1 | 1,435 |
| Cananeia U2200 | 2018 | 6 | 2 | 1,580 |
| 26th Sao Paulo Hebraica Open | 2019 | 6 | 2 | 1,410 |
| Sao Paulo Haroldo Salles Open | 2019 | 4 | 2 | 1,680 |
Interactive opening tree from all 79 games, weak-spot detection and engine analysis.
Start preparationFrequently asked questions
Where can I find Rafael Nunes dos Santos's chess games?
79 games by Rafael Nunes dos Santos, from Mar 2017 to Jul 2026, are free to browse and replay move by move — no signup needed. The preparation view groups them into an opening tree showing every line Rafael Nunes dos Santos has played.
What does Rafael Nunes dos Santos play on the first move as White?
Across 41 games with White in our database, Rafael Nunes dos Santos opens with 1.g4 (80% of games), 1.e4 (7% of games), 1.h4 (5% of games). Against 1.e4 as Black, Rafael Nunes dos Santos answers 1...g5 (59% of games), 1...a5 (12% of games), 1...h6 (12% of games). Against 1.d4: 1...g5 (31% of games), 1...c6 (15% of games), 1...d5 (15% of games).
What openings does Rafael Nunes dos Santos play as White?
As White, Rafael Nunes dos Santos's most-played openings in our database are: Grob's Attack (33 games, 39.4% win rate); Kadas Opening (2 games, 50.0% win rate); Sicilian (2 games, 100.0% win rate). The full breakdown of 41 games with White is in the table above.
What openings does Rafael Nunes dos Santos play as Black?
As Black, Rafael Nunes dos Santos most often plays: Borg Defense (10 games, 40.0% win rate); Queen's Pawn Game (5 games, 40.0% win rate); Borg Gambit (4 games, 0.0% win rate). See the table above for the top ten Black openings across 38 games.
What is Rafael Nunes dos Santos's FIDE rating?
Rafael Nunes dos Santos is currently rated 1,633 in classical chess, 1,638 in rapid and 1,669 in blitz. Peak classical rating: 1,639 (Feb 2026).
How many games has Rafael Nunes dos Santos played?
Our database contains 79 games by Rafael Nunes dos Santos, covering Mar 2017 to Jul 2026. Overall record: 24 wins, 0 draws, 55 losses (30.4% win rate).
How do I prepare against Rafael Nunes dos Santos?
79 games by Rafael Nunes dos Santos reveal their opening repertoire, most-played lines, and the variations where they score worst — the raw material for targeted preparation. The interactive opening tree lets you walk every line to any depth.