Prepare against Ruben Cajo Esteban
Spain · World #69,470 classical · FIDE ID 2261910
When preparing against Ruben Cajo Esteban, expect 1.d4 in 93% of White games. Against 1.e4 the reply is 1...e5 (79% of games); against 1.d4, 1...d5 (100%).
Our database contains 54 games by Ruben Cajo Esteban, covering Jul 2003 to Jul 2026. Below you'll find Ruben Cajo Esteban's most-played openings with White and Black, career performance record, notable wins and top events — everything you need to scout Ruben Cajo Esteban 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 | 1,823 | 1,928 | Jul 2003 |
Performance record
| Split | Games | Wins | Draws | Losses | Win rate |
|---|---|---|---|---|---|
| Overall | 54 | 9 | 21 | 24 | 16.7% |
| As White | 28 | 5 | 13 | 10 | 17.9% |
| As Black | 26 | 4 | 8 | 14 | 15.4% |
Move-by-move preparation stats
Straight from the preparation tree built over all of Ruben Cajo Esteban's games — the same tree the interactive prep board lets you walk to any depth. Scores are from Ruben Cajo Esteban's side.
First moves as White (28 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| d4 | 26 | 92.9% | 40.4% |
| e4 | 1 | 3.6% | 0.0% |
| Nf3 | 1 | 3.6% | 100.0% |
Main lines as White
- 1.d4 — 93% of White games, 40.4% score
- …Nf6 (58% of these games) — Esteban usually continues Nf3 (50.0% score)
- …d5 (27% of these games) — Esteban usually continues Nf3 (21.4% score)
- …e6 (12% of these games) — Esteban usually continues Nf3 (50.0% score)
- 1.e4 — 4% of White games, 0.0% score
- …g6 (100% of these games) — Esteban usually continues d4 (0.0% score)
As Black against 1.e4 (14 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| e5 | 11 | 78.6% | 50.0% |
| e6 | 3 | 21.4% | 16.7% |
As Black against 1.d4 (10 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| d5 | 10 | 100.0% | 15.0% |
Ruben Cajo Esteban's chess games
All 54 games by Ruben Cajo Esteban in the Chess.ceo database (Jul 2003 - 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: 9 wins, 21 draws, 24 losses.
Openings as White
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| D35 | Indian Defense | 8 | 2/2/4 | 25.0% |
| A58 | Benoni Defense | 4 | 0/3/1 | 0.0% |
| A40 | Horwitz Defense | 2 | 1/1/0 | 50.0% |
| A47 | Torre Attack | 2 | 0/1/1 | 0.0% |
| B39 | English Opening | 2 | 0/1/1 | 0.0% |
| D35 | Semi-Slav Defense | 2 | 0/2/0 | 0.0% |
| D36 | Slav Defense | 2 | 1/1/0 | 50.0% |
| E52 | Nimzo-Indian Defense | 1 | 1/0/0 | 100.0% |
| D58 | Queen's Gambit Declined: Orthodox Defense | 1 | 0/1/0 | 0.0% |
| D38 | Queen's Gambit Declined: Ragozin Defense | 1 | 0/0/1 | 0.0% |
Openings as Black
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| C42 | Petrov's Defense | 9 | 4/1/4 | 44.4% |
| D36 | Queen's Gambit Declined | 2 | 0/1/1 | 0.0% |
| D04 | Colle System | 2 | 0/1/1 | 0.0% |
| C01 | French: Exchange Variation | 2 | 0/1/1 | 0.0% |
| D36 | Indian Defense | 2 | 0/0/2 | 0.0% |
| D10 | Slav Defense | 2 | 0/0/2 | 0.0% |
| D35 | Semi-Slav Defense | 1 | 0/1/0 | 0.0% |
| D03 | London System | 1 | 0/1/0 | 0.0% |
| C58 | Italian Game: Two Knights Defense | 1 | 0/1/0 | 0.0% |
| C00 | King's Indian Attack | 1 | 0/0/1 | 0.0% |
Notable wins
| Date | Opponent | Elo | Event | ECO |
|---|---|---|---|---|
| Mar 2017 | Alberto Sacristan Latorre | 2,075 | chT-Aragon Preferente B | E90 |
| Mar 2018 | Jose Luis Climente Martinez | 2,068 | chT-Aragon Preferente Gr II | D36 |
| Feb 2017 | Jorge Aranda Lozano | 1,653 | chT-Aragon Preferente B | E52 |
Top events
| Event | Year | Games | Score | TPR |
|---|---|---|---|---|
| chT-Aragon Preferente Gr II | 2023 | 15 | 3.5 | 1,782 |
| ESP Delicias Open | 2004 | 9 | 5 | 2,146 |
| chT-Aragon Preferente B | 2017 | 8 | 4 | 1,998 |
| 1st Aragon Once Open | 2003 | 8 | 4 | 2,419 |
| 14th Ibercaja Open | 2003 | 4 | 0.5 | 2,005 |
| chT-Aragon Autonomico | 2007 | 3 | 1 | 1,667 |
| chT-ESP Autonomico | 2006 | 3 | 0 | 1,523 |
| chT-Aragon Preferente Gr I | 2022 | 2 | 1 | 1,783 |
Interactive opening tree from all 54 games, weak-spot detection and engine analysis.
Start preparationFrequently asked questions
Where can I find Ruben Cajo Esteban's chess games?
54 games by Ruben Cajo Esteban, from Jul 2003 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 Ruben Cajo Esteban has played.
What does Ruben Cajo Esteban play on the first move as White?
Across 28 games with White in our database, Ruben Cajo Esteban opens with 1.d4 (93% of games), 1.e4 (4% of games), 1.Nf3 (4% of games). Against 1.e4 as Black, Ruben Cajo Esteban answers 1...e5 (79% of games), 1...e6 (21% of games). Against 1.d4: 1...d5 (100% of games).
What openings does Ruben Cajo Esteban play as White?
As White, Ruben Cajo Esteban's most-played openings in our database are: Indian Defense (8 games, 25.0% win rate); Benoni Defense (4 games, 0.0% win rate); Horwitz Defense (2 games, 50.0% win rate). The full breakdown of 28 games with White is in the table above.
What openings does Ruben Cajo Esteban play as Black?
As Black, Ruben Cajo Esteban most often plays: Petrov's Defense (9 games, 44.4% win rate); Queen's Gambit Declined (2 games, 0.0% win rate); Colle System (2 games, 0.0% win rate). See the table above for the top ten Black openings across 26 games.
What is Ruben Cajo Esteban's FIDE rating?
Ruben Cajo Esteban is currently rated 1,823 in classical chess. Peak classical rating: 1,928 (Jul 2003).
How many games has Ruben Cajo Esteban played?
Our database contains 54 games by Ruben Cajo Esteban, covering Jul 2003 to Jul 2026. Overall record: 9 wins, 21 draws, 24 losses (16.7% win rate).
How do I prepare against Ruben Cajo Esteban?
54 games by Ruben Cajo Esteban 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.