Prepare against Iassen Pelev
Canada · World #34,640 classical · FIDE ID 2643057
When preparing against Iassen Pelev, expect 1.e4 in 100% of White games. Against 1.e4 the reply is 1...c5 (100% of games); against 1.d4, 1...Nf6 (100%).
Our database contains 89 games by Iassen Pelev, covering Sep 2022 to Sep 2026. Below you'll find Iassen Pelev's most-played openings with White and Black, career performance record, notable wins and top events — everything you need to scout Iassen Pelev 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 | 1,961 | 1,961 | Sep 2026 |
| Rapid | 1,942 | 1,942 | Sep 2026 |
| Blitz | 1,909 | 1,909 | Sep 2026 |
Performance record
| Split | Games | Wins | Draws | Losses | Win rate |
|---|---|---|---|---|---|
| Overall | 89 | 35 | 3 | 51 | 39.3% |
| As White | 44 | 20 | 1 | 23 | 45.5% |
| As Black | 45 | 15 | 2 | 28 | 33.3% |
Move-by-move preparation stats
Straight from the preparation tree built over all of Iassen Pelev's games — the same tree the interactive prep board lets you walk to any depth. Scores are from Iassen Pelev's side.
First moves as White (44 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| e4 | 44 | 100.0% | 46.6% |
Main lines as White
- 1.e4 — 100% of White games, 46.6% score
- …c5 (32% of these games) — Pelev usually continues Nf3 (35.7% score)
- …e5 (16% of these games) — Pelev usually continues Nf3 (71.4% score)
- …c6 (14% of these games) — Pelev usually continues d4 (50.0% score)
As Black against 1.e4 (26 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| c5 | 26 | 100.0% | 40.4% |
As Black against 1.d4 (11 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| Nf6 | 11 | 100.0% | 31.8% |
Iassen Pelev's chess games
All 89 games by Iassen Pelev in the Chess.ceo database (Sep 2022 - 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: 35 wins, 3 draws, 51 losses.
Openings as White
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| B12 | Caro-Kann: Advance Variation | 5 | 2/0/3 | 40.0% |
| C07 | French: Tarrasch Variation | 4 | 1/1/2 | 25.0% |
| B00 | King's Pawn Game | 3 | 3/0/0 | 100.0% |
| B09 | Pirc Defense | 3 | 2/0/1 | 66.7% |
| B76 | Sicilian: Dragon | 3 | 1/0/2 | 33.3% |
| B32 | Sicilian | 2 | 0/0/2 | 0.0% |
| C42 | Petrov's Defense | 2 | 1/0/1 | 50.0% |
| B00 | Nimzowitsch Defense: Scandinavian Variation | 2 | 0/0/2 | 0.0% |
| C70 | Ruy Lopez: Morphy Defense | 2 | 1/0/1 | 50.0% |
| B01 | Scandinavian Defense: Main Line | 2 | 0/0/2 | 0.0% |
Openings as Black
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| B90 | Sicilian: Najdorf | 12 | 3/0/9 | 25.0% |
| B51 | Sicilian: Moscow Variation | 4 | 3/0/1 | 75.0% |
| B21 | Sicilian: Smith-Morra Gambit | 4 | 2/0/2 | 50.0% |
| E99 | King's Indian Defense: Orthodox Variation | 4 | 1/0/3 | 25.0% |
| A16 | English Opening | 3 | 1/0/2 | 33.3% |
| B20 | Sicilian | 3 | 1/1/1 | 33.3% |
| B24 | Sicilian: Closed | 3 | 1/0/2 | 33.3% |
| A48 | King's Indian Defense | 3 | 1/0/2 | 33.3% |
| A05 | Réti Opening: Symmetrical Defense | 2 | 1/0/1 | 50.0% |
| E81 | King's Indian: Sämisch | 1 | 0/0/1 | 0.0% |
Notable wins
| Date | Opponent | Elo | Event | ECO |
|---|---|---|---|---|
| May 2026 | Valery Kazakouski | 2,584 | Titled Tue 26th May 2026 | B21 |
| Aug 2026 | Niclas Huschenbeth | 2,575 | Titled Tue 25th Aug 2026 | C88 |
| Aug 2026 | Gennadi Gutman | 2,445 | Titled Tue 4th Aug 2026 | B90 |
| May 2026 | Maksym Dubnevych | 2,350 | Titled Tue 26th May 2026 | C70 |
| Aug 2026 | Michail Gaydym | 2,337 | Titled Tue 4th Aug 2026 | B09 |
Top events
| Event | Year | Games | Score | TPR |
|---|---|---|---|---|
| Titled Tuesday | 2026 | 88 | 36.5 | 2,126 |
| 2026 Ontario Open | 2026 | 1 | 0 | 1,847 |
Interactive opening tree from all 89 games, weak-spot detection and engine analysis.
Start preparationFrequently asked questions
Where can I find Iassen Pelev's chess games?
89 games by Iassen Pelev, from Sep 2022 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 Iassen Pelev has played.
What does Iassen Pelev play on the first move as White?
Across 44 games with White in our database, Iassen Pelev opens with 1.e4 (100% of games). Against 1.e4 as Black, Iassen Pelev answers 1...c5 (100% of games). Against 1.d4: 1...Nf6 (100% of games).
What openings does Iassen Pelev play as White?
As White, Iassen Pelev's most-played openings in our database are: Caro-Kann: Advance Variation (5 games, 40.0% win rate); French: Tarrasch Variation (4 games, 25.0% win rate); King's Pawn Game (3 games, 100.0% win rate). The full breakdown of 44 games with White is in the table above.
What openings does Iassen Pelev play as Black?
As Black, Iassen Pelev most often plays: Sicilian: Najdorf (12 games, 25.0% win rate); Sicilian: Moscow Variation (4 games, 75.0% win rate); Sicilian: Smith-Morra Gambit (4 games, 50.0% win rate). See the table above for the top ten Black openings across 45 games.
What is Iassen Pelev's FIDE rating?
Iassen Pelev is currently rated 1,961 in classical chess, 1,942 in rapid and 1,909 in blitz. Peak classical rating: 1,961 (Sep 2026).
How many games has Iassen Pelev played?
Our database contains 89 games by Iassen Pelev, covering Sep 2022 to Sep 2026. Overall record: 35 wins, 3 draws, 51 losses (39.3% win rate).
How do I prepare against Iassen Pelev?
89 games by Iassen Pelev 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.