Prepare against Santiago Ospina Castro
FM · Colombia · World #11,440 classical · FIDE ID 4443160
When preparing against Santiago Ospina Castro, expect 1.e4 in 70% of White games. Against 1.e4 the reply is 1...e6 (72% of games); against 1.d4, 1...d5 (56%). Lowest win rate among frequent openings: French: Classical Variation as Black, 18.8% over 16 games.
Our database contains 593 games by Santiago Ospina Castro, covering Mar 2017 to Sep 2026. Below you'll find Santiago Ospina Castro's most-played openings with White and Black, career performance record, notable wins and top events — everything you need to scout Santiago Ospina Castro 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 | 2,149 | 2,163 | Nov 2024 |
| Rapid | 2,112 | 2,112 | Sep 2026 |
| Blitz | 2,154 | 2,158 | Jul 2026 |
Performance record
| Split | Games | Wins | Draws | Losses | Win rate |
|---|---|---|---|---|---|
| Overall | 593 | 266 | 144 | 183 | 44.9% |
| As White | 298 | 148 | 71 | 79 | 49.7% |
| As Black | 295 | 118 | 73 | 104 | 40.0% |
Move-by-move preparation stats
Straight from the preparation tree built over all of Santiago Ospina Castro's games — the same tree the interactive prep board lets you walk to any depth. Scores are from Santiago Ospina Castro's side.
First moves as White (298 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| e4 | 209 | 70.1% | 62.9% |
| Nf3 | 85 | 28.5% | 58.2% |
| d4 | 1 | 0.3% | 100.0% |
| b3 | 1 | 0.3% | 50.0% |
| c4 | 1 | 0.3% | 100.0% |
| c3 | 1 | 0.3% | 0.0% |
Main lines as White
- 1.e4 — 70% of White games, 62.9% score
- …c5 (50% of these games) — Castro usually continues Nf3 (68.0% score)
- …e5 (24% of these games) — Castro usually continues Nf3 (65.6% score)
- …e6 (9% of these games) — Castro usually continues d4 (53.8% score)
- 1.Nf3 — 29% of White games, 58.2% score
- …Nf6 (41% of these games) — Castro usually continues b3 (63.2% score)
- …d5 (34% of these games) — Castro usually continues b3 (60.3% score)
- …g6 (11% of these games) — Castro usually continues e4 (40.0% score)
As Black against 1.e4 (164 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| e6 | 118 | 72.0% | 50.0% |
| c5 | 25 | 15.2% | 56.0% |
| e5 | 15 | 9.1% | 36.7% |
| c6 | 5 | 3.0% | 60.0% |
| b6 | 1 | 0.6% | 0.0% |
As Black against 1.d4 (79 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| d5 | 44 | 55.7% | 53.4% |
| Nf6 | 32 | 40.5% | 64.1% |
| e6 | 3 | 3.8% | 50.0% |
Santiago Ospina Castro's chess games
All 593 games by Santiago Ospina Castro in the Chess.ceo database (Mar 2017 - 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: 266 wins, 144 draws, 183 losses.
Openings as White
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| B23 | Sicilian: Closed | 49 | 18/11/20 | 36.7% |
| A05 | Réti Opening | 39 | 19/9/11 | 48.7% |
| A06 | Nimzo-Larsen Attack | 28 | 15/3/10 | 53.6% |
| B43 | Sicilian | 20 | 13/2/5 | 65.0% |
| C54 | Italian Game: Classical Variation | 15 | 8/3/4 | 53.3% |
| B08 | Modern Defense | 15 | 7/3/5 | 46.7% |
| B92 | Sicilian: Najdorf | 12 | 5/5/2 | 41.7% |
| C54 | Italian Game | 9 | 4/4/1 | 44.4% |
| C01 | French: Exchange Variation | 8 | 3/4/1 | 37.5% |
| B03 | Alekhine Defense | 7 | 5/1/1 | 71.4% |
Openings as Black
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| D37 | Indian Defense | 38 | 16/10/12 | 42.1% |
| C10 | French Defense | 33 | 12/5/16 | 36.4% |
| C07 | French: Tarrasch Variation | 27 | 9/9/9 | 33.3% |
| B50 | Sicilian | 19 | 8/5/6 | 42.1% |
| C11 | French: Classical Variation | 16 | 3/8/5 | 18.8% |
| A13 | English Opening | 16 | 7/2/7 | 43.8% |
| C01 | French: Exchange Variation | 15 | 8/4/3 | 53.3% |
| C02 | French: Advance Variation | 14 | 7/1/6 | 50.0% |
| C42 | Petrov's Defense | 13 | 3/2/8 | 23.1% |
| C00 | King's Indian Attack | 13 | 5/3/5 | 38.5% |
Notable wins
| Date | Opponent | Elo | Event | ECO |
|---|---|---|---|---|
| Jan 2025 | Dmitriy Kushko | 2,449 | Titled Tue Early | B33 |
| Jan 2025 | Sahib Singh | 2,430 | Titled Tue Early | B23 |
| Jan 2019 | Henry Panesso Rivera | 2,385 | Medellin Aristizabal Cup | A13 |
| Apr 2026 | Matfey Rogov | 2,380 | 2nd 3-0 Thursday | A04 |
| Apr 2026 | Manuel Campos Gomez | 2,368 | Circuito de ajedrez de Risaralda | Blitz | A05 |
Top events
| Event | Year | Games | Score | TPR |
|---|---|---|---|---|
| Titled Tuesday | 2026 | 93 | 38 | 2,118 |
| Medellin Aristizabal Cup | 2022 | 37 | 24 | 1,888 |
| ch-COL sf | 2020 | 17 | 7 | 1,873 |
| ch-Antioquia Region U12 | 2015 | 15 | 7 | 1,510 |
| ch-COL U20 | 2022 | 14 | 10.5 | 1,843 |
| Medellin Luces Open | 2021 | 14 | 8.5 | 1,970 |
| Antioquia Open B | 2018 | 12 | 7 | 1,844 |
| 31st Juegos Univers Blitz Open | 2024 | 12 | 8 | 2,033 |
Interactive opening tree from all 593 games, weak-spot detection and engine analysis.
Start preparationFrequently asked questions
Where can I find Santiago Ospina Castro's chess games?
593 games by Santiago Ospina Castro, from Mar 2017 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 Santiago Ospina Castro has played.
What does Santiago Ospina Castro play on the first move as White?
Across 298 games with White in our database, Santiago Ospina Castro opens with 1.e4 (70% of games), 1.Nf3 (29% of games), 1.d4 (0% of games). Against 1.e4 as Black, Santiago Ospina Castro answers 1...e6 (72% of games), 1...c5 (15% of games), 1...e5 (9% of games). Against 1.d4: 1...d5 (56% of games), 1...Nf6 (41% of games), 1...e6 (4% of games).
What openings does Santiago Ospina Castro play as White?
As White, Santiago Ospina Castro's most-played openings in our database are: Sicilian: Closed (49 games, 36.7% win rate); Réti Opening (39 games, 48.7% win rate); Nimzo-Larsen Attack (28 games, 53.6% win rate). The full breakdown of 298 games with White is in the table above.
What openings does Santiago Ospina Castro play as Black?
As Black, Santiago Ospina Castro most often plays: Indian Defense (38 games, 42.1% win rate); French Defense (33 games, 36.4% win rate); French: Tarrasch Variation (27 games, 33.3% win rate). See the table above for the top ten Black openings across 295 games.
What is Santiago Ospina Castro's FIDE rating?
Santiago Ospina Castro is currently rated 2,149 in classical chess, 2,112 in rapid and 2,154 in blitz. Peak classical rating: 2,163 (Nov 2024).
How many games has Santiago Ospina Castro played?
Our database contains 593 games by Santiago Ospina Castro, covering Mar 2017 to Sep 2026. Overall record: 266 wins, 144 draws, 183 losses (44.9% win rate).
How do I prepare against Santiago Ospina Castro?
593 games by Santiago Ospina Castro 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.