Prepare against Matias Pacheco
Argentina · World #40,402 classical · FIDE ID 20023448
When preparing against Matias Pacheco, expect 1.e4 in 83% of White games. Against 1.e4 the reply is 1...c5 (78% of games); against 1.d4, 1...Nf6 (100%).
Our database contains 36 games by Matias Pacheco, covering Nov 2022 to Nov 2026. Below you'll find Matias Pacheco's most-played openings with White and Black, career performance record, notable wins and top events — everything you need to scout Matias Pacheco 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 | 1,935 | 1,947 | Aug 2025 |
| Rapid | 1,910 | 1,931 | Nov 2024 |
| Blitz | 1,999 | 2,003 | Oct 2026 |
Performance record
| Split | Games | Wins | Draws | Losses | Win rate |
|---|---|---|---|---|---|
| Overall | 36 | 10 | 7 | 19 | 27.8% |
| As White | 18 | 8 | 2 | 8 | 44.4% |
| As Black | 18 | 2 | 5 | 11 | 11.1% |
FIDE rated record
From FIDE's official rated-game ledger (2022-2026): 166 rated games against 147 different opponents, across 22 events in 1 countries. These counts cover FIDE-rated play only, so they differ from the database totals above.
By time control
| Format | Games | W | D | L | Win rate | Avg opp | Perf | Unbeaten |
|---|---|---|---|---|---|---|---|---|
| Classical | 73 | 30 | 18 | 25 | 41.1% | 1,863 | 1,893 | 7 |
| Rapid | 9 | 2 | 1 | 6 | 22.2% | 1,922 | 1,722 | 3 |
| Blitz | 76 | 34 | 8 | 34 | 44.7% | 1,984 | 1,954 | 3 |
Against the field
| Opposition | Games | W | D | L | Win rate |
|---|---|---|---|---|---|
| Against higher-rated | 79 | 18 | 14 | 47 | 22.8% |
| Against lower-rated | 62 | 39 | 9 | 14 | 62.9% |
Wins over titled players: 1 vs GM · 1 vs WFM.
Tournament wins
1 tournament win from 22 events.
Year by year
| Year | Games | W | D | L | Avg opp | Perf |
|---|---|---|---|---|---|---|
| 2026 | 14 | 7 | 1 | 6 | 1,949 | 1,978 |
| 2025 | 48 | 22 | 6 | 20 | 2,003 | 1,994 |
| 2024 | 72 | 27 | 13 | 32 | 1,928 | 1,885 |
| 2023 | 24 | 10 | 7 | 7 | 1,703 | 1,766 |
| 2022 | 8 | 2 | 1 | 5 | 1,924 | 1,774 |
Move-by-move preparation stats
Straight from the preparation tree built over all of Matias Pacheco's games — the same tree the interactive prep board lets you walk to any depth. Scores are from Matias Pacheco's side.
First moves as White (18 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| e4 | 15 | 83.3% | 56.7% |
| d4 | 2 | 11.1% | 25.0% |
| Nf3 | 1 | 5.6% | 0.0% |
Main lines as White
- 1.e4 — 83% of White games, 56.7% score
- …c5 (40% of these games) — Pacheco usually continues d4 (0.0% score)
- …e6 (20% of these games) — Pacheco usually continues d4 (100.0% score)
- …c6 (13% of these games) — Pacheco usually continues d4 (50.0% score)
- 1.d4 — 11% of White games, 25.0% score
- …Nf6 (50% of these games) — Pacheco usually continues c4 (50.0% score)
- …g6 (50% of these games) — Pacheco usually continues e4 (0.0% score)
As Black against 1.e4 (9 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| c5 | 7 | 77.8% | 14.3% |
| e6 | 1 | 11.1% | 0.0% |
| c6 | 1 | 11.1% | 0.0% |
As Black against 1.d4 (6 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| Nf6 | 6 | 100.0% | 33.3% |
Matias Pacheco's chess games
All 36 games by Matias Pacheco in the Chess.ceo database (Nov 2022 - Nov 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: 10 wins, 7 draws, 19 losses.
Openings as White
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| B21 | Sicilian: Smith-Morra Gambit | 3 | 0/0/3 | 0.0% |
| C28 | Bishop's Opening | 2 | 1/0/1 | 50.0% |
| B22 | Sicilian: Alapin | 2 | 1/0/1 | 50.0% |
| C00 | French Defense | 1 | 1/0/0 | 100.0% |
| C01 | French: Exchange Variation | 1 | 1/0/0 | 100.0% |
| C06 | French: Tarrasch Variation | 1 | 1/0/0 | 100.0% |
| D71 | Indian Defense | 1 | 0/1/0 | 0.0% |
| B08 | Modern Defense | 1 | 0/0/1 | 0.0% |
| E06 | Réti Opening | 1 | 0/0/1 | 0.0% |
| B23 | Sicilian: Closed | 1 | 1/0/0 | 100.0% |
Openings as Black
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| A00 | Sicilian: Closed | 4 | 0/1/3 | 0.0% |
| A00 | Anti-Grünfeld | 2 | 0/1/1 | 0.0% |
| D85 | Grünfeld Defense | 2 | 0/1/1 | 0.0% |
| D05 | Colle System | 1 | 1/0/0 | 100.0% |
| A21 | English Opening: Reverse Sicilian | 1 | 0/1/0 | 0.0% |
| A00 | French: Winawer Variation | 1 | 0/0/1 | 0.0% |
| B31 | Sicilian: Rossolimo | 1 | 0/1/0 | 0.0% |
| A49 | King's Indian Attack | 1 | 1/0/0 | 100.0% |
| E90 | King's Indian Defense: Orthodox Variation | 1 | 0/0/1 | 0.0% |
| B53 | Sicilian | 1 | 0/0/1 | 0.0% |
Notable wins
| Date | Opponent | Elo | Event | ECO |
|---|---|---|---|---|
| Jun 2024 | Luis Guillermo Padilla | 2,088 | Buenos Aires Masters Open | A49 |
| Oct 2026 | Fernando Enrique Gil Chacon | 2,087 | ?XXXIII Abierto Internacional PRO AM - Copa Clarin - 17 al 25 de Octubre? | A00 |
| Jan 2024 | Nicolas Vorobioff | 1,909 | 73rd Villa Ballester Open | B00 |
| Oct 2022 | Mariano Sardi | 1,866 | Vicente Lopez ProAm 100 Years Open | C06 |
| Jan 2024 | Juan Cruz Mouly | 1,864 | 73rd Villa Ballester Open | B22 |
Top events
| Event | Year | Games | Score | TPR |
|---|---|---|---|---|
| ?XXXIII Abierto Internacional PRO AM - Copa Clarin - 17 al 25 de Octubre? | 2026 | 8 | 4 | 2,047 |
| Vicente Lopez ProAm 100 Years Open | 2022 | 8 | 2.5 | 1,774 |
| Buenos Aires Masters Open | 2024 | 8 | 3.5 | 1,993 |
| 73rd Villa Ballester Open | 2024 | 7 | 3.5 | 1,968 |
| BA CHESS BLITZ DGT GRAND PRIX | Etapa 4 | 2025 | 3 | 0 | 1,754 |
| XXXIII Abierto Internacional PRO AM - Copa Clarin | 2026 | 1 | 0 | 1,979 |
| 31st ProAm Copa Clarin Open | 2024 | 1 | 0 | 1,975 |
Interactive opening tree from all 36 games, weak-spot detection and engine analysis.
Start preparationFrequently asked questions
Where can I find Matias Pacheco's chess games?
36 games by Matias Pacheco, from Nov 2022 to Nov 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 Matias Pacheco has played.
What does Matias Pacheco play on the first move as White?
Across 18 games with White in our database, Matias Pacheco opens with 1.e4 (83% of games), 1.d4 (11% of games), 1.Nf3 (6% of games). Against 1.e4 as Black, Matias Pacheco answers 1...c5 (78% of games), 1...e6 (11% of games), 1...c6 (11% of games). Against 1.d4: 1...Nf6 (100% of games).
What openings does Matias Pacheco play as White?
As White, Matias Pacheco's most-played openings in our database are: Sicilian: Smith-Morra Gambit (3 games, 0.0% win rate); Bishop's Opening (2 games, 50.0% win rate); Sicilian: Alapin (2 games, 50.0% win rate). The full breakdown of 18 games with White is in the table above.
What openings does Matias Pacheco play as Black?
As Black, Matias Pacheco most often plays: Sicilian: Closed (4 games, 0.0% win rate); Anti-Grünfeld (2 games, 0.0% win rate); Grünfeld Defense (2 games, 0.0% win rate). See the table above for the top ten Black openings across 18 games.
What is Matias Pacheco's FIDE rating?
Matias Pacheco is currently rated 1,935 in classical chess, 1,910 in rapid and 1,999 in blitz. Peak classical rating: 1,947 (Aug 2025).
How many games has Matias Pacheco played?
Our database contains 36 games by Matias Pacheco, covering Nov 2022 to Nov 2026. Overall record: 10 wins, 7 draws, 19 losses (27.8% win rate).
How do I prepare against Matias Pacheco?
36 games by Matias Pacheco 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.