Prepare against Rafael Klanfer Nunes
Brazil · World #93,597 classical · FIDE ID 324226763
When preparing against Rafael Klanfer Nunes, expect 1.e4 in 55% of White games. Against 1.e4 the reply is 1...c5 (67% of games); against 1.d4, 1...Nf6 (100%).
Our database contains 45 games by Rafael Klanfer Nunes, covering Dec 2023 to Aug 2026. Below you'll find Rafael Klanfer Nunes's most-played openings with White and Black, career performance record, notable wins and top events — everything you need to scout Rafael Klanfer Nunes 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 | 1,748 | 1,793 | Apr 2026 |
| Rapid | 1,755 | 1,755 | Aug 2026 |
| Blitz | 1,689 | 1,804 | Jun 2024 |
Performance record
| Split | Games | Wins | Draws | Losses | Win rate |
|---|---|---|---|---|---|
| Overall | 45 | 16 | 4 | 25 | 35.6% |
| As White | 22 | 9 | 2 | 11 | 40.9% |
| As Black | 23 | 7 | 2 | 14 | 30.4% |
Move-by-move preparation stats
Straight from the preparation tree built over all of Rafael Klanfer Nunes's games — the same tree the interactive prep board lets you walk to any depth. Scores are from Rafael Klanfer Nunes's side.
First moves as White (22 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| e4 | 12 | 54.5% | 50.0% |
| c4 | 9 | 40.9% | 44.4% |
| d4 | 1 | 4.5% | 0.0% |
Main lines as White
- 1.e4 — 55% of White games, 50.0% score
- …c5 (67% of these games) — Nunes usually continues Nf3 (35.7% score)
- …e5 (25% of these games) — Nunes usually continues Nf3 (66.7% score)
- …d6 (8% of these games) — Nunes usually continues d4 (100.0% score)
- 1.c4 — 41% of White games, 44.4% score
- …e5 (44% of these games) — Nunes usually continues g3 (50.0% score)
- …Nf6 (33% of these games) — Nunes usually continues g3 (0.0% score)
- …e6 (11% of these games) — Nunes usually continues g3 (100.0% score)
As Black against 1.e4 (12 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| c5 | 8 | 66.7% | 50.0% |
| c6 | 2 | 16.7% | 0.0% |
| e6 | 2 | 16.7% | 0.0% |
As Black against 1.d4 (8 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| Nf6 | 8 | 100.0% | 31.3% |
Rafael Klanfer Nunes's chess games
All 45 games by Rafael Klanfer Nunes in the Chess.ceo database (Dec 2023 - Aug 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: 16 wins, 4 draws, 25 losses.
Openings as White
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| B32 | Sicilian | 6 | 2/2/2 | 33.3% |
| A20 | English Opening: Reverse Sicilian | 4 | 2/0/2 | 50.0% |
| A15 | English Opening | 3 | 1/0/2 | 33.3% |
| C24 | Italian Game | 2 | 1/0/1 | 50.0% |
| B07 | Pirc Defense | 1 | 1/0/0 | 100.0% |
| B45 | Sicilian: Four Knights | 1 | 0/0/1 | 0.0% |
| A80 | Dutch Defense | 1 | 0/0/1 | 0.0% |
| B27 | Sicilian: Hyperaccelerated Dragon | 1 | 0/0/1 | 0.0% |
| A13 | English Opening: Neo-Catalan | 1 | 1/0/0 | 100.0% |
| A30 | English Opening: Symmetrical | 1 | 0/0/1 | 0.0% |
Openings as Black
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| B92 | Sicilian: Najdorf | 7 | 4/0/3 | 57.1% |
| B07 | Queen's Pawn Game | 3 | 1/1/1 | 33.3% |
| A48 | King's Indian Defense | 2 | 0/0/2 | 0.0% |
| A22 | English Opening: Reverse Sicilian | 1 | 0/0/1 | 0.0% |
| C02 | French: Advance Variation | 1 | 0/0/1 | 0.0% |
| C15 | French: Winawer Variation | 1 | 0/0/1 | 0.0% |
| B14 | Caro-Kann: Exchange Variation | 1 | 0/0/1 | 0.0% |
| E93 | King's Indian Defense: Petrosian Variation | 1 | 0/0/1 | 0.0% |
| E81 | King's Indian: Sämisch | 1 | 1/0/0 | 100.0% |
| A36 | Modern Defense | 1 | 1/0/0 | 100.0% |
Notable wins
| Date | Opponent | Elo | Event | ECO |
|---|---|---|---|---|
| Jan 2026 | Diego Alonso Yucra Valdes | 1,981 | Brazil Chess - Floripa | A13 |
| Jan 2026 | Jaison Jose Bassani | 1,967 | Brazil Chess - Floripa | E63 |
| May 2024 | Ivo Pereira de Arruda Filho | 1,817 | ch-BRA Amateurs U2000 | B62 |
| Dec 2025 | Ernesto Koh Suzuki | 1,807 | Brazil Chess Series - SP | A20 |
| Dec 2025 | Kim Paul Mariani | 1,803 | Brazil Chess Series - SP | E81 |
Top events
| Event | Year | Games | Score | TPR |
|---|---|---|---|---|
| Sao Paulo Sampa Open | 2024 | 8 | 3.5 | 1,559 |
| 8th Florianopolis Winter Open | 2024 | 7 | 3 | 1,783 |
| Brazil Chess - Floripa | 2026 | 7 | 2.5 | 1,887 |
| Brazil Chess Series - SP | 2025 | 7 | 3 | 1,912 |
| Sao Paulo Pascoa Open | 2024 | 5 | 2 | 1,619 |
| ch-BRA Amateurs U2000 | 2024 | 5 | 2.5 | 1,827 |
| IV Manaus Open | 2025 | 4 | 1 | 1,766 |
| Curitiba Chess Open 2026 | 2026 | 1 | 0.5 | – |
Interactive opening tree from all 45 games, weak-spot detection and engine analysis.
Start preparationFrequently asked questions
Where can I find Rafael Klanfer Nunes's chess games?
45 games by Rafael Klanfer Nunes, from Dec 2023 to Aug 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 Klanfer Nunes has played.
What does Rafael Klanfer Nunes play on the first move as White?
Across 22 games with White in our database, Rafael Klanfer Nunes opens with 1.e4 (55% of games), 1.c4 (41% of games), 1.d4 (5% of games). Against 1.e4 as Black, Rafael Klanfer Nunes answers 1...c5 (67% of games), 1...c6 (17% of games), 1...e6 (17% of games). Against 1.d4: 1...Nf6 (100% of games).
What openings does Rafael Klanfer Nunes play as White?
As White, Rafael Klanfer Nunes's most-played openings in our database are: Sicilian (6 games, 33.3% win rate); English Opening: Reverse Sicilian (4 games, 50.0% win rate); English Opening (3 games, 33.3% win rate). The full breakdown of 22 games with White is in the table above.
What openings does Rafael Klanfer Nunes play as Black?
As Black, Rafael Klanfer Nunes most often plays: Sicilian: Najdorf (7 games, 57.1% win rate); Queen's Pawn Game (3 games, 33.3% win rate); King's Indian Defense (2 games, 0.0% win rate). See the table above for the top ten Black openings across 23 games.
What is Rafael Klanfer Nunes's FIDE rating?
Rafael Klanfer Nunes is currently rated 1,748 in classical chess, 1,755 in rapid and 1,689 in blitz. Peak classical rating: 1,793 (Apr 2026).
How many games has Rafael Klanfer Nunes played?
Our database contains 45 games by Rafael Klanfer Nunes, covering Dec 2023 to Aug 2026. Overall record: 16 wins, 4 draws, 25 losses (35.6% win rate).
How do I prepare against Rafael Klanfer Nunes?
45 games by Rafael Klanfer Nunes 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.