Prepare against Roberto Alfaya Marcelo
FM · Spain · World #5,073 classical · FIDE ID 32026935
When preparing against Roberto Alfaya Marcelo, expect 1.d4 in 46% of White games. Against 1.e4 the reply is 1...c5 (58% of games); against 1.d4, 1...Nf6 (66%). Lowest win rate among frequent openings: Slav Defense as White, 31.3% over 16 games.
Our database contains 410 games by Roberto Alfaya Marcelo, covering Nov 2010 to Sep 2026. Below you'll find Roberto Alfaya Marcelo's most-played openings with White and Black, career performance record, notable wins and top events — everything you need to scout Roberto Alfaya Marcelo 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 | 2,272 | 2,318 | Jan 2024 |
| Rapid | 2,223 | 2,240 | Oct 2025 |
| Blitz | 2,137 | 2,167 | May 2018 |
Performance record
| Split | Games | Wins | Draws | Losses | Win rate |
|---|---|---|---|---|---|
| Overall | 410 | 180 | 89 | 141 | 43.9% |
| As White | 207 | 96 | 49 | 62 | 46.4% |
| As Black | 203 | 84 | 40 | 79 | 41.4% |
Move-by-move preparation stats
Straight from the preparation tree built over all of Roberto Alfaya Marcelo's games — the same tree the interactive prep board lets you walk to any depth. Scores are from Roberto Alfaya Marcelo's side.
First moves as White (207 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| d4 | 96 | 46.4% | 57.3% |
| Nf3 | 48 | 23.2% | 57.3% |
| e4 | 32 | 15.5% | 60.9% |
| c4 | 31 | 15.0% | 59.7% |
Main lines as White
- 1.d4 — 46% of White games, 57.3% score
- …Nf6 (58% of these games) — Marcelo usually continues c4 (59.5% score)
- …d5 (27% of these games) — Marcelo usually continues c4 (61.1% score)
- …f5 (6% of these games) — Marcelo usually continues Nf3 (50.0% score)
- 1.Nf3 — 23% of White games, 57.3% score
- …d5 (35% of these games) — Marcelo usually continues e3 (27.8% score)
- …Nf6 (35% of these games) — Marcelo usually continues c4 (66.7% score)
- …c5 (15% of these games) — Marcelo usually continues e3 (75.0% score)
As Black against 1.e4 (100 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| c5 | 58 | 58.0% | 48.3% |
| g6 | 18 | 18.0% | 33.3% |
| c6 | 12 | 12.0% | 37.5% |
| e5 | 11 | 11.0% | 36.4% |
| d6 | 1 | 1.0% | 0.0% |
As Black against 1.d4 (65 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| Nf6 | 43 | 66.2% | 66.3% |
| g6 | 10 | 15.4% | 80.0% |
| d5 | 8 | 12.3% | 56.3% |
| c5 | 4 | 6.2% | 75.0% |
Roberto Alfaya Marcelo's chess games
All 410 games by Roberto Alfaya Marcelo in the Chess.ceo database (Nov 2010 - Sep 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: 180 wins, 89 draws, 141 losses.
Openings as White
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| D36 | Indian Defense | 25 | 17/2/6 | 68.0% |
| A15 | English Opening | 23 | 12/3/8 | 52.2% |
| A05 | Réti Opening | 17 | 7/3/7 | 41.2% |
| D45 | Slav Defense | 16 | 5/3/8 | 31.3% |
| D02 | London System | 10 | 4/1/5 | 40.0% |
| A29 | English Opening: Reverse Sicilian | 10 | 4/3/3 | 40.0% |
| E32 | Nimzo-Indian: Classical Variation | 8 | 1/5/2 | 12.5% |
| A36 | English Opening: Symmetrical | 6 | 2/4/0 | 33.3% |
| D30 | Queen's Gambit Declined | 6 | 2/3/1 | 33.3% |
| A88 | Dutch Defense | 6 | 2/1/3 | 33.3% |
Openings as Black
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| B06 | Modern Defense | 30 | 14/0/16 | 46.7% |
| B80 | Sicilian: Najdorf | 24 | 10/7/7 | 41.7% |
| A13 | English Opening | 16 | 7/3/6 | 43.8% |
| A46 | Indian Defense | 11 | 5/2/4 | 45.5% |
| A57 | Benoni Defense | 11 | 8/2/1 | 72.7% |
| B20 | Sicilian | 10 | 3/2/5 | 30.0% |
| B23 | Sicilian: Closed | 8 | 0/2/6 | 0.0% |
| E13 | Queen's Indian Defense | 8 | 3/1/4 | 37.5% |
| A26 | English Opening: Reverse Sicilian | 5 | 2/2/1 | 40.0% |
| A92 | Catalan | 5 | 2/1/2 | 40.0% |
Notable wins
| Date | Opponent | Elo | Event | ECO |
|---|---|---|---|---|
| Feb 2025 | Jose Carlos Ibarra Jerez | 2,559 | Titled Tue Late | A04 |
| Mar 2025 | Mika Karttunen | 2,489 | Titled Tue Early | D02 |
| Apr 2022 | Carlos Javier Bernabeu Lopez | 2,419 | 48th La Roda Open | E05 |
| Dec 2021 | Luis Ignacio Rubio Mejia | 2,409 | chT-Madrid Honor 2122 | A25 |
| Mar 2025 | Dang Hoang Son | 2,408 | Titled Tue Early | A48 |
Top events
| Event | Year | Games | Score | TPR |
|---|---|---|---|---|
| Titled Tuesday | 2025 | 101 | 47 | 2,195 |
| chT-ESP CECLUB Div2 | 2024 | 15 | 5.5 | 2,214 |
| chT-Madrid Honor 2223 | 2023 | 14 | 6 | 2,230 |
| chT-Madrid 1819 | 2019 | 13 | 6 | 2,176 |
| chT-Madrid Honor 2122 | 2022 | 13 | 7 | 2,338 |
| chT-Madrid | 2021 | 10 | 3.5 | 2,084 |
| chT-Madrid 1920 Honor | 2020 | 9 | 4 | 2,169 |
| 6th Madrid Chamartin Open | 2017 | 9 | 5.5 | 2,195 |
Interactive opening tree from all 410 games, weak-spot detection and engine analysis.
Start preparationFrequently asked questions
Where can I find Roberto Alfaya Marcelo's chess games?
410 games by Roberto Alfaya Marcelo, from Nov 2010 to Sep 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 Roberto Alfaya Marcelo has played.
What does Roberto Alfaya Marcelo play on the first move as White?
Across 207 games with White in our database, Roberto Alfaya Marcelo opens with 1.d4 (46% of games), 1.Nf3 (23% of games), 1.e4 (15% of games). Against 1.e4 as Black, Roberto Alfaya Marcelo answers 1...c5 (58% of games), 1...g6 (18% of games), 1...c6 (12% of games). Against 1.d4: 1...Nf6 (66% of games), 1...g6 (15% of games), 1...d5 (12% of games).
What openings does Roberto Alfaya Marcelo play as White?
As White, Roberto Alfaya Marcelo's most-played openings in our database are: Indian Defense (25 games, 68.0% win rate); English Opening (23 games, 52.2% win rate); Réti Opening (17 games, 41.2% win rate). The full breakdown of 207 games with White is in the table above.
What openings does Roberto Alfaya Marcelo play as Black?
As Black, Roberto Alfaya Marcelo most often plays: Modern Defense (30 games, 46.7% win rate); Sicilian: Najdorf (24 games, 41.7% win rate); English Opening (16 games, 43.8% win rate). See the table above for the top ten Black openings across 203 games.
What is Roberto Alfaya Marcelo's FIDE rating?
Roberto Alfaya Marcelo is currently rated 2,272 in classical chess, 2,223 in rapid and 2,137 in blitz. Peak classical rating: 2,318 (Jan 2024).
How many games has Roberto Alfaya Marcelo played?
Our database contains 410 games by Roberto Alfaya Marcelo, covering Nov 2010 to Sep 2026. Overall record: 180 wins, 89 draws, 141 losses (43.9% win rate).
How do I prepare against Roberto Alfaya Marcelo?
410 games by Roberto Alfaya Marcelo 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.