Prepare against Donaldo Mejia
NIC · World #60,793 classical · FIDE ID 6102085
When preparing against Donaldo Mejia, expect 1.Nf3 in 44% of White games. Against 1.e4 the reply is 1...e6 (33% of games); against 1.d4, 1...Nf6 (23%). Lowest win rate among frequent openings: Modern Defense as Black, 35.3% over 17 games.
Our database contains 264 games by Donaldo Mejia, covering Mar 2011 to Jul 2026. Below you'll find Donaldo Mejia's most-played openings with White and Black, career performance record, notable wins and top events — everything you need to scout Donaldo Mejia 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 | 1,853 | 1,917 | May 2017 |
| Rapid | 1,868 | 1,868 | Jul 2026 |
| Blitz | 1,999 | 2,012 | Nov 2025 |
Performance record
| Split | Games | Wins | Draws | Losses | Win rate |
|---|---|---|---|---|---|
| Overall | 264 | 103 | 44 | 115 | 39.0% |
| As White | 131 | 61 | 26 | 44 | 46.6% |
| As Black | 133 | 42 | 18 | 71 | 31.6% |
Move-by-move preparation stats
Straight from the preparation tree built over all of Donaldo Mejia's games — the same tree the interactive prep board lets you walk to any depth. Scores are from Donaldo Mejia's side.
First moves as White (131 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| Nf3 | 57 | 43.5% | 55.3% |
| e4 | 49 | 37.4% | 64.3% |
| b3 | 10 | 7.6% | 25.0% |
| d4 | 5 | 3.8% | 30.0% |
| b4 | 3 | 2.3% | 100.0% |
| f4 | 3 | 2.3% | 83.3% |
Main lines as White
- 1.Nf3 — 44% of White games, 55.3% score
- …Nf6 (60% of these games) — Mejia usually continues c4 (51.6% score)
- …d5 (25% of these games) — Mejia usually continues c4 (57.7% score)
- …c5 (7% of these games) — Mejia usually continues e4 (50.0% score)
- 1.e4 — 37% of White games, 64.3% score
- …c5 (31% of these games) — Mejia usually continues Nf3 (66.7% score)
- …e5 (27% of these games) — Mejia usually continues Nf3 (62.5% score)
- …g6 (12% of these games) — Mejia usually continues d4 (100.0% score)
As Black against 1.e4 (63 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| e6 | 21 | 33.3% | 35.7% |
| g6 | 9 | 14.3% | 33.3% |
| d6 | 8 | 12.7% | 25.0% |
| c6 | 7 | 11.1% | 64.3% |
| Nf6 | 7 | 11.1% | 14.3% |
| e5 | 4 | 6.3% | 62.5% |
As Black against 1.d4 (48 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| Nf6 | 11 | 22.9% | 45.5% |
| e6 | 11 | 22.9% | 27.3% |
| d5 | 11 | 22.9% | 31.8% |
| g6 | 7 | 14.6% | 42.9% |
| f5 | 6 | 12.5% | 58.3% |
| c5 | 2 | 4.2% | 50.0% |
Donaldo Mejia's chess games
All 264 games by Donaldo Mejia in the Chess.ceo database (Mar 2011 - 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: 103 wins, 44 draws, 115 losses.
Openings as White
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| A30 | English Opening | 28 | 13/6/9 | 46.4% |
| A01 | Nimzovich-Larsen attack | 10 | 1/3/6 | 10.0% |
| A05 | Réti Opening | 8 | 4/2/2 | 50.0% |
| A14 | English Opening: Neo-Catalan | 7 | 3/2/2 | 42.9% |
| B06 | Modern Defense | 7 | 5/0/2 | 71.4% |
| A11 | English Opening: Slav Setup | 6 | 2/3/1 | 33.3% |
| B30 | Sicilian | 6 | 3/2/1 | 50.0% |
| C33 | King's Gambit | 4 | 3/0/1 | 75.0% |
| A00 | Scandinavian Defense | 4 | 3/0/1 | 75.0% |
| B10 | Caro-Kann | 3 | 2/0/1 | 66.7% |
Openings as Black
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| B06 | Modern Defense | 17 | 6/3/7 | 35.3% |
| B07 | Pirc Defense | 10 | 3/0/7 | 30.0% |
| A80 | Dutch Defense | 8 | 3/1/4 | 37.5% |
| C00 | French Defense | 6 | 1/2/3 | 16.7% |
| A43 | Benoni Defense | 6 | 2/1/3 | 33.3% |
| C11 | French: Classical Variation | 6 | 2/0/4 | 33.3% |
| A80 | Horwitz Defense | 6 | 1/2/3 | 16.7% |
| B02 | Alekhine Defense | 6 | 0/1/4 | 0.0% |
| A10 | English Opening | 6 | 2/1/3 | 33.3% |
| A25 | English Opening: Reverse Sicilian | 6 | 4/0/2 | 66.7% |
Notable wins
| Date | Opponent | Elo | Event | ECO |
|---|---|---|---|---|
| Dec 2016 | Rene Lacayo | 2,273 | 16th Managua Hurtado Memorial | D35 |
| May 2014 | Daniel Arias | 2,202 | Managua Sub zt 2.3 | B90 |
| Apr 2019 | Amor Simplina | 2,159 | 2nd Managua Muniz Memorial | A31 |
| Dec 2011 | Rommel Castillo | 2,140 | 12th Managua Hurtado Memorial | B24 |
| Dec 2017 | Rene Antonio Pilarte Tijerino | 2,132 | 17th Managua Hurtado Memorial | C41 |
Top events
| Event | Year | Games | Score | TPR |
|---|---|---|---|---|
| Managua Ramirez de Arellano Memorial | 2021 | 28 | 17 | 1,916 |
| ch-NCA sf | 2023 | 24 | 9.5 | 1,783 |
| ch-NCA | 2019 | 19 | 7 | 1,904 |
| chT-NCA Final | 2021 | 18 | 5.5 | 1,860 |
| chT-NCA 1st Stage | 2021 | 11 | 5.5 | 1,720 |
| Managua Guido Memorial | 2014 | 10 | 3.5 | 1,926 |
| Managua Gomez Argenal Memorial | 2017 | 9 | 5.5 | 1,877 |
| 16th Managua Hurtado Memorial | 2016 | 9 | 4 | 2,028 |
Interactive opening tree from all 264 games, weak-spot detection and engine analysis.
Start preparationFrequently asked questions
Where can I find Donaldo Mejia's chess games?
264 games by Donaldo Mejia, from Mar 2011 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 Donaldo Mejia has played.
What does Donaldo Mejia play on the first move as White?
Across 131 games with White in our database, Donaldo Mejia opens with 1.Nf3 (44% of games), 1.e4 (37% of games), 1.b3 (8% of games). Against 1.e4 as Black, Donaldo Mejia answers 1...e6 (33% of games), 1...g6 (14% of games), 1...d6 (13% of games). Against 1.d4: 1...Nf6 (23% of games), 1...e6 (23% of games), 1...d5 (23% of games).
What openings does Donaldo Mejia play as White?
As White, Donaldo Mejia's most-played openings in our database are: English Opening (28 games, 46.4% win rate); Nimzovich-Larsen attack (10 games, 10.0% win rate); Réti Opening (8 games, 50.0% win rate). The full breakdown of 131 games with White is in the table above.
What openings does Donaldo Mejia play as Black?
As Black, Donaldo Mejia most often plays: Modern Defense (17 games, 35.3% win rate); Pirc Defense (10 games, 30.0% win rate); Dutch Defense (8 games, 37.5% win rate). See the table above for the top ten Black openings across 133 games.
What is Donaldo Mejia's FIDE rating?
Donaldo Mejia is currently rated 1,853 in classical chess, 1,868 in rapid and 1,999 in blitz. Peak classical rating: 1,917 (May 2017).
How many games has Donaldo Mejia played?
Our database contains 264 games by Donaldo Mejia, covering Mar 2011 to Jul 2026. Overall record: 103 wins, 44 draws, 115 losses (39.0% win rate).
How do I prepare against Donaldo Mejia?
264 games by Donaldo Mejia 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.