Prepare against Mauricio Vassallo Barroche
IM · Spain · World #3,576 classical · FIDE ID 101648
When preparing against Mauricio Vassallo Barroche, expect 1.Nf3 in 42% of White games. Against 1.e4 the reply is 1...g6 (43% of games); against 1.d4, 1...Nf6 (59%). Lowest win rate among frequent openings: Philidor as Black, 21.2% over 33 games.
Our database contains 1,199 games by Mauricio Vassallo Barroche, covering Apr 2003 to Aug 2026. Below you'll find Mauricio Vassallo Barroche's most-played openings with White and Black, career performance record, notable wins and top events — everything you need to scout Mauricio Vassallo Barroche 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 | 2,316 | 2,448 | Jan 2013 |
| Rapid | 2,424 | 2,424 | Aug 2026 |
| Blitz | 2,247 | 2,382 | Nov 2020 |
Performance record
| Split | Games | Wins | Draws | Losses | Win rate |
|---|---|---|---|---|---|
| Overall | 1,199 | 493 | 458 | 247 | 41.1% |
| As White | 607 | 280 | 226 | 101 | 46.1% |
| As Black | 592 | 213 | 232 | 146 | 36.0% |
Move-by-move preparation stats
Straight from the preparation tree built over all of Mauricio Vassallo Barroche's games — the same tree the interactive prep board lets you walk to any depth. Scores are from Mauricio Vassallo Barroche's side.
First moves as White (607 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| Nf3 | 254 | 41.8% | 65.6% |
| d4 | 232 | 38.2% | 62.5% |
| c4 | 62 | 10.2% | 66.1% |
| e4 | 32 | 5.3% | 70.3% |
| g3 | 22 | 3.6% | 68.2% |
| b3 | 4 | 0.7% | 50.0% |
Main lines as White
- 1.Nf3 — 42% of White games, 65.6% score
- …Nf6 (45% of these games) — Barroche usually continues g3 (65.0% score)
- …d5 (32% of these games) — Barroche usually continues b3 (62.5% score)
- …c5 (9% of these games) — Barroche usually continues c4 (60.0% score)
- 1.d4 — 38% of White games, 62.5% score
- …Nf6 (56% of these games) — Barroche usually continues Nf3 (61.1% score)
- …d5 (21% of these games) — Barroche usually continues c4 (62.8% score)
- …e6 (8% of these games) — Barroche usually continues Nf3 (50.0% score)
As Black against 1.e4 (305 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| g6 | 132 | 43.3% | 60.6% |
| d6 | 67 | 22.0% | 44.0% |
| c5 | 45 | 14.8% | 55.6% |
| e5 | 30 | 9.8% | 38.3% |
| d5 | 17 | 5.6% | 52.9% |
| c6 | 6 | 2.0% | 25.0% |
As Black against 1.d4 (198 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| Nf6 | 116 | 58.6% | 54.7% |
| g6 | 30 | 15.2% | 48.3% |
| d6 | 28 | 14.1% | 51.8% |
| c5 | 11 | 5.6% | 81.8% |
| e6 | 8 | 4.0% | 62.5% |
| d5 | 2 | 1.0% | 25.0% |
Mauricio Vassallo Barroche's chess games
All 1,199 games by Mauricio Vassallo Barroche in the Chess.ceo database (Apr 2003 - 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: 493 wins, 458 draws, 247 losses.
Openings as White
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| A09 | Réti Opening | 70 | 31/24/15 | 44.3% |
| A30 | English Opening | 64 | 28/28/8 | 43.8% |
| A46 | Indian Defense | 63 | 30/17/16 | 47.6% |
| D12 | Slav Defense | 31 | 16/11/4 | 51.6% |
| A06 | Nimzo-Larsen Attack | 28 | 11/13/4 | 39.3% |
| E05 | Catalan | 26 | 15/9/2 | 57.7% |
| A29 | English Opening: Reverse Sicilian | 18 | 8/4/6 | 44.4% |
| A35 | English Opening: Symmetrical | 18 | 6/10/2 | 33.3% |
| A05 | King's Indian Defense: Fianchetto Variation | 18 | 10/6/2 | 55.6% |
| A11 | Réti Opening: Symmetrical Defense | 18 | 9/8/1 | 50.0% |
Openings as Black
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| B06 | Modern Defense | 163 | 63/65/35 | 38.7% |
| B08 | Pirc Defense | 42 | 11/19/12 | 26.2% |
| E94 | King's Indian Defense: Orthodox Variation | 38 | 11/13/14 | 28.9% |
| E62 | Indian Defense | 33 | 14/10/9 | 42.4% |
| C41 | Philidor | 33 | 7/11/15 | 21.2% |
| A26 | English Opening: Reverse Sicilian | 24 | 11/8/5 | 45.8% |
| B27 | Sicilian: Hyperaccelerated Dragon | 17 | 9/5/3 | 52.9% |
| A43 | Benoni Defense | 16 | 10/3/3 | 62.5% |
| A13 | English Opening | 12 | 7/5/0 | 58.3% |
| E12 | Queen's Indian Defense | 12 | 4/6/2 | 33.3% |
Notable wins
| Date | Opponent | Elo | Event | ECO |
|---|---|---|---|---|
| Nov 2000 | Oleg Korneev | 2,619 | 6th Lisbon Open | D30 |
| Oct 2021 | Sergey A. Fedorchuk | 2,606 | La Nucia Open | E13 |
| Mar 2002 | Oleg M Romanishin | 2,576 | 9th Linares Anibal Open | E62 |
| Oct 2022 | Peter Prohaszka | 2,570 | 37th EU-Cup | D02 |
| Mar 2002 | Vasilios Kotronias | 2,568 | 9th Linares Anibal Open | E68 |
Top events
| Event | Year | Games | Score | TPR |
|---|---|---|---|---|
| chT-POR | 2024 | 84 | 52.5 | 2,377 |
| chT-ESP | 2004 | 40 | 19.5 | 2,395 |
| Alicante Open | 1997 | 21 | 9 | 2,306 |
| Valencia Open | 1996 | 20 | 12.5 | 2,444 |
| Balaguer Open | 2003 | 18 | 12 | 2,474 |
| Portuguese Top League | 2026 | 16 | 8.5 | 2,348 |
| 10th Guillermo Garcia Memorial B | 2002 | 11 | 6 | 2,479 |
| Javea | 1992 | 11 | 7.5 | 2,514 |
Frequent opponents
Head-to-head records: Julen Luis Arizmendi Martinez (10 games)
Interactive opening tree from all 1,199 games, weak-spot detection and engine analysis.
Start preparationFrequently asked questions
Where can I find Mauricio Vassallo Barroche's chess games?
1,199 games by Mauricio Vassallo Barroche, from Apr 2003 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 Mauricio Vassallo Barroche has played.
What does Mauricio Vassallo Barroche play on the first move as White?
Across 607 games with White in our database, Mauricio Vassallo Barroche opens with 1.Nf3 (42% of games), 1.d4 (38% of games), 1.c4 (10% of games). Against 1.e4 as Black, Mauricio Vassallo Barroche answers 1...g6 (43% of games), 1...d6 (22% of games), 1...c5 (15% of games). Against 1.d4: 1...Nf6 (59% of games), 1...g6 (15% of games), 1...d6 (14% of games).
What openings does Mauricio Vassallo Barroche play as White?
As White, Mauricio Vassallo Barroche's most-played openings in our database are: Réti Opening (70 games, 44.3% win rate); English Opening (64 games, 43.8% win rate); Indian Defense (63 games, 47.6% win rate). The full breakdown of 607 games with White is in the table above.
What openings does Mauricio Vassallo Barroche play as Black?
As Black, Mauricio Vassallo Barroche most often plays: Modern Defense (163 games, 38.7% win rate); Pirc Defense (42 games, 26.2% win rate); King's Indian Defense: Orthodox Variation (38 games, 28.9% win rate). See the table above for the top ten Black openings across 592 games.
What is Mauricio Vassallo Barroche's FIDE rating?
Mauricio Vassallo Barroche is currently rated 2,316 in classical chess, 2,424 in rapid and 2,247 in blitz. Peak classical rating: 2,448 (Jan 2013).
How many games has Mauricio Vassallo Barroche played?
Our database contains 1,199 games by Mauricio Vassallo Barroche, covering Apr 2003 to Aug 2026. Overall record: 493 wins, 458 draws, 247 losses (41.1% win rate).
How do I prepare against Mauricio Vassallo Barroche?
1,199 games by Mauricio Vassallo Barroche 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.