Prepare against Leon Haertel
DEU · World #24,234 classical · FIDE ID 34623736
Our database contains 57 games by Leon Haertel, covering Jul 2022 to Aug 2026. Below you'll find Leon Haertel's most-played openings with White and Black, career performance record, notable wins and top events — everything you need to scout Leon Haertel 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 | 2,024 | 2,045 | Jul 2026 |
| Rapid | 1,814 | 1,816 | Nov 2024 |
| Blitz | 1,930 | 1,984 | Jun 2026 |
Performance record
| Split | Games | Wins | Draws | Losses | Win rate |
|---|---|---|---|---|---|
| Overall | 57 | 17 | 13 | 27 | 29.8% |
| As White | 27 | 12 | 8 | 7 | 44.4% |
| As Black | 30 | 5 | 5 | 20 | 16.7% |
Move-by-move preparation stats
Straight from the preparation tree built over all of Leon Haertel's games — the same tree the interactive prep board lets you walk to any depth. Scores are from Leon Haertel's side.
First moves as White (27 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| d4 | 27 | 100.0% | 59.3% |
Main lines as White
- 1.d4 — 100% of White games, 59.3% score
- …d5 (67% of these games) — Haertel usually continues c4 (45.5% score)
- …Nf6 (19% of these games) — Haertel usually continues c4 (50.0% score)
- …f5 (7% of these games) — Haertel usually continues c4 (100.0% score)
As Black against 1.e4 (20 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| c5 | 13 | 65.0% | 30.8% |
| e5 | 7 | 35.0% | 0.0% |
As Black against 1.d4 (7 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| d5 | 6 | 85.7% | 16.7% |
| Nf6 | 1 | 14.3% | 50.0% |
Leon Haertel's chess games
All 57 games by Leon Haertel in the Chess.ceo database (Jul 2022 - Aug 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: 17 wins, 13 draws, 27 losses.
Openings as White
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| D35 | Indian Defense | 9 | 5/2/2 | 55.6% |
| D00 | London System | 4 | 3/0/1 | 75.0% |
| D00 | Queen's Pawn Game: Chigorin Variation | 3 | 1/1/1 | 33.3% |
| D10 | Slav Defense | 2 | 0/2/0 | 0.0% |
| A80 | Dutch Defense | 2 | 2/0/0 | 100.0% |
| E46 | Nimzo-Indian: Rubinstein System | 2 | 0/0/2 | 0.0% |
| D20 | Queen's Gambit Accepted | 1 | 0/1/0 | 0.0% |
| D32 | Queen's Gambit Declined | 1 | 0/1/0 | 0.0% |
| E21 | Nimzo-Indian Defense | 1 | 0/1/0 | 0.0% |
| D51 | Semi-Slav Defense | 1 | 0/0/1 | 0.0% |
Openings as Black
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| B38 | Sicilian: Accelerated Dragon | 4 | 0/2/2 | 0.0% |
| B22 | Sicilian | 3 | 0/1/2 | 0.0% |
| D05 | Indian Defense | 3 | 1/1/1 | 33.3% |
| B23 | Sicilian: Closed | 3 | 2/0/1 | 66.7% |
| C50 | Italian Game | 2 | 0/0/2 | 0.0% |
| B30 | Sicilian: Rossolimo | 2 | 0/1/1 | 0.0% |
| D53 | Queen's Gambit Declined | 2 | 1/0/1 | 50.0% |
| C51 | Italian Game: Evans Gambit | 2 | 0/0/2 | 0.0% |
| E02 | Catalan | 1 | 0/0/1 | 0.0% |
| C28 | Vienna Game | 1 | 0/0/1 | 0.0% |
Notable wins
| Date | Opponent | Elo | Event | ECO |
|---|---|---|---|---|
| May 2026 | Volker Bub | 2,134 | 5. Itzehoer Schach - Open | E62 |
| Apr 2025 | Holger Fabig | 2,012 | HSK Easter Open | B24 |
| Nov 2024 | Jeremy Thomas | 1,948 | Leer Open | E60 |
| Nov 2024 | Samuel Wiethuechter | 1,883 | Leer Open | D35 |
| May 2026 | Christian Bewersdorff | 1,774 | 5. Itzehoer Schach - Open | A43 |
Top events
| Event | Year | Games | Score | TPR |
|---|---|---|---|---|
| ch-GER U18 sf Berlin Online | 2020 | 13 | 5.5 | 1,558 |
| ch-GER U12 | 2022 | 9 | 2 | 1,092 |
| 5. Itzehoer Schach - Open | 2026 | 7 | 4.5 | 2,080 |
| chT-GER U12 | 2022 | 7 | 4.5 | 1,477 |
| Leer Open | 2024 | 7 | 2.5 | 1,878 |
| HSK Easter Open | 2025 | 6 | 3.5 | 1,940 |
| 52nd Sparkassen Open B | 2025 | 4 | 1 | 1,748 |
| GER Cup Net V4 U1600 | 2020 | 3 | 0 | 1,314 |
Interactive opening tree from all 57 games, weak-spot detection and engine analysis.
Start preparationFrequently asked questions
Where can I find Leon Haertel's chess games?
57 games by Leon Haertel, from Jul 2022 to Aug 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 Leon Haertel has played.
What does Leon Haertel play on the first move as White?
Across 27 games with White in our database, Leon Haertel opens with 1.d4 (100% of games). Against 1.e4 as Black, Leon Haertel answers 1...c5 (65% of games), 1...e5 (35% of games). Against 1.d4: 1...d5 (86% of games), 1...Nf6 (14% of games).
What openings does Leon Haertel play as White?
As White, Leon Haertel's most-played openings in our database are: Indian Defense (9 games, 55.6% win rate); London System (4 games, 75.0% win rate); Queen's Pawn Game: Chigorin Variation (3 games, 33.3% win rate). The full breakdown of 27 games with White is in the table above.
What openings does Leon Haertel play as Black?
As Black, Leon Haertel most often plays: Sicilian: Accelerated Dragon (4 games, 0.0% win rate); Sicilian (3 games, 0.0% win rate); Indian Defense (3 games, 33.3% win rate). See the table above for the top ten Black openings across 30 games.
What is Leon Haertel's FIDE rating?
Leon Haertel is currently rated 2,024 in classical chess, 1,814 in rapid and 1,930 in blitz. Peak classical rating: 2,045 (Jul 2026).
How many games has Leon Haertel played?
Our database contains 57 games by Leon Haertel, covering Jul 2022 to Aug 2026. Overall record: 17 wins, 13 draws, 27 losses (29.8% win rate).
How do I prepare against Leon Haertel?
57 games by Leon Haertel 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.