Prepare against Jonathan Leon Calderon
IM · Ecuador · World #25,148 classical · FIDE ID 3603288
Our database contains 161 games by Jonathan Leon Calderon, covering Oct 2004 to Jul 2026. Below you'll find Jonathan Leon Calderon's most-played openings with White and Black, career performance record, notable wins and top events — everything you need to scout Jonathan Leon Calderon 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 | 2,017 | 2,147 | Apr 2006 |
| Rapid | 1,998 | 2,073 | Apr 2025 |
| Blitz | 2,017 | 2,092 | Aug 2021 |
Performance record
| Split | Games | Wins | Draws | Losses | Win rate |
|---|---|---|---|---|---|
| Overall | 161 | 70 | 46 | 45 | 43.5% |
| As White | 77 | 42 | 19 | 16 | 54.5% |
| As Black | 84 | 28 | 27 | 29 | 33.3% |
Move-by-move preparation stats
Straight from the preparation tree built over all of Jonathan Leon Calderon's games — the same tree the interactive prep board lets you walk to any depth. Scores are from Jonathan Leon Calderon's side.
First moves as White (78 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| e4 | 33 | 42.3% | 69.7% |
| b3 | 18 | 23.1% | 72.2% |
| d4 | 12 | 15.4% | 54.2% |
| Nf3 | 10 | 12.8% | 70.0% |
| c4 | 5 | 6.4% | 60.0% |
Main lines as White
- 1.e4 — 42% of White games, 69.7% score
- …c5 (61% of these games) — Calderon usually continues Nf3 (72.2% score)
- …e5 (18% of these games) — Calderon usually continues Nf3 (83.3% score)
- …e6 (12% of these games) — Calderon usually continues d4 (37.5% score)
- 1.b3 — 23% of White games, 72.2% score
- …e5 (56% of these games) — Calderon usually continues Bb2 (55.6% score)
- …d5 (17% of these games) — Calderon usually continues Bb2 (83.3% score)
- …Nf6 (11% of these games) — Calderon usually continues Bb2 (100.0% score)
As Black against 1.e4 (41 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| e6 | 31 | 75.6% | 59.7% |
| c5 | 4 | 9.8% | 37.5% |
| d6 | 3 | 7.3% | 66.7% |
| c6 | 2 | 4.9% | 75.0% |
| e5 | 1 | 2.4% | 50.0% |
As Black against 1.d4 (27 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| d5 | 11 | 40.7% | 50.0% |
| Nf6 | 10 | 37.0% | 45.0% |
| e6 | 6 | 22.2% | 25.0% |
Jonathan Leon Calderon's chess games
All 161 games by Jonathan Leon Calderon in the Chess.ceo database (Oct 2004 - 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: 70 wins, 46 draws, 45 losses.
Openings as White
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| A01 | Nimzovich-Larsen attack | 17 | 10/4/3 | 58.8% |
| B41 | Sicilian | 14 | 9/4/1 | 64.3% |
| A46 | Indian Defense | 5 | 3/1/1 | 60.0% |
| D02 | London System | 4 | 4/0/0 | 100.0% |
| E04 | Catalan | 3 | 2/0/1 | 66.7% |
| C50 | Italian Game: Giuoco Pianissimo | 3 | 2/1/0 | 66.7% |
| C53 | Italian Game: Classical Variation | 2 | 2/0/0 | 100.0% |
| A13 | English Opening | 2 | 1/0/1 | 50.0% |
| A81 | Horwitz Defense | 2 | 0/0/2 | 0.0% |
| C02 | French: Advance Variation | 2 | 1/1/0 | 50.0% |
Openings as Black
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| D10 | Slav Defense | 8 | 3/2/3 | 37.5% |
| C02 | French: Advance Variation | 8 | 6/1/1 | 75.0% |
| C00 | French Defense | 6 | 4/1/1 | 66.7% |
| C18 | French: Winawer Variation | 5 | 0/3/2 | 0.0% |
| A10 | English Opening | 5 | 2/1/2 | 40.0% |
| D36 | Indian Defense | 5 | 0/3/2 | 0.0% |
| C06 | French: Tarrasch Variation | 4 | 1/1/2 | 25.0% |
| B07 | Pirc Defense | 4 | 2/0/2 | 50.0% |
| C14 | French: Classical Variation | 3 | 0/3/0 | 0.0% |
| B40 | King's Indian Attack | 3 | 2/1/0 | 66.7% |
Notable wins
| Date | Opponent | Elo | Event | ECO |
|---|---|---|---|---|
| Aug 2010 | Evandro Amorim Barbosa | 2,382 | Pan American U18 | B32 |
| Jun 2011 | Leandro Krysa | 2,357 | ch-Pan American U20 | B41 |
| Jun 2012 | Juan Camilo Torres | 2,337 | ch-South America U20 | B41 |
| May 2016 | Cristhian Barros Rivadeneira | 2,298 | ECU Pre Olympic | B90 |
| May 2010 | Daniel Eduardo Pulvett Marin | 2,243 | ch-Caribbean U20 | C01 |
Top events
| Event | Year | Games | Score | TPR |
|---|---|---|---|---|
| ch-ECU | 2024 | 22 | 16 | 2,118 |
| ECU Pre Olympic | 2024 | 21 | 9 | 2,039 |
| ch-Pan American U20 | 2012 | 19 | 7.5 | 1,959 |
| ch-Pan American U14 | 2006 | 13 | 8.5 | 2,087 |
| 16th American Continental | 2022 | 11 | 6 | 1,956 |
| ch-South America U20 | 2012 | 9 | 4 | 2,125 |
| ch-Caribbean U20 | 2010 | 9 | 5.5 | 2,222 |
| ch-ECU Qual Blitz | 2021 | 9 | 5 | 1,936 |
Interactive opening tree from all 161 games, weak-spot detection and engine analysis.
Start preparationFrequently asked questions
Where can I find Jonathan Leon Calderon's chess games?
161 games by Jonathan Leon Calderon, from Oct 2004 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 Jonathan Leon Calderon has played.
What does Jonathan Leon Calderon play on the first move as White?
Across 78 games with White in our database, Jonathan Leon Calderon opens with 1.e4 (42% of games), 1.b3 (23% of games), 1.d4 (15% of games). Against 1.e4 as Black, Jonathan Leon Calderon answers 1...e6 (76% of games), 1...c5 (10% of games), 1...d6 (7% of games). Against 1.d4: 1...d5 (41% of games), 1...Nf6 (37% of games), 1...e6 (22% of games).
What openings does Jonathan Leon Calderon play as White?
As White, Jonathan Leon Calderon's most-played openings in our database are: Nimzovich-Larsen attack (17 games, 58.8% win rate); Sicilian (14 games, 64.3% win rate); Indian Defense (5 games, 60.0% win rate). The full breakdown of 77 games with White is in the table above.
What openings does Jonathan Leon Calderon play as Black?
As Black, Jonathan Leon Calderon most often plays: Slav Defense (8 games, 37.5% win rate); French: Advance Variation (8 games, 75.0% win rate); French Defense (6 games, 66.7% win rate). See the table above for the top ten Black openings across 84 games.
What is Jonathan Leon Calderon's FIDE rating?
Jonathan Leon Calderon is currently rated 2,017 in classical chess, 1,998 in rapid and 2,017 in blitz. Peak classical rating: 2,147 (Apr 2006).
How many games has Jonathan Leon Calderon played?
Our database contains 161 games by Jonathan Leon Calderon, covering Oct 2004 to Jul 2026. Overall record: 70 wins, 46 draws, 45 losses (43.5% win rate).
How do I prepare against Jonathan Leon Calderon?
161 games by Jonathan Leon Calderon 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.