Prepare against Kai Heermann
DEU · World #45,381 classical · FIDE ID 24686816
Our database contains 74 games by Kai Heermann, covering Mar 2011 to Aug 2026. Below you'll find Kai Heermann's most-played openings with White and Black, career performance record, notable wins and top events — everything you need to scout Kai Heermann 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 | 1,912 | 1,923 | Jun 2026 |
| Rapid | 1,896 | 1,896 | Aug 2026 |
| Blitz | 1,978 | 1,979 | Mar 2026 |
Performance record
| Split | Games | Wins | Draws | Losses | Win rate |
|---|---|---|---|---|---|
| Overall | 74 | 30 | 20 | 24 | 40.5% |
| As White | 37 | 17 | 11 | 9 | 45.9% |
| As Black | 37 | 13 | 9 | 15 | 35.1% |
Move-by-move preparation stats
Straight from the preparation tree built over all of Kai Heermann's games — the same tree the interactive prep board lets you walk to any depth. Scores are from Kai Heermann's side.
First moves as White (37 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| d4 | 35 | 94.6% | 58.6% |
| Nf3 | 1 | 2.7% | 100.0% |
| e4 | 1 | 2.7% | 100.0% |
Main lines as White
- 1.d4 — 95% of White games, 58.6% score
- …d5 (46% of these games) — Heermann usually continues c4 (50.0% score)
- …Nf6 (37% of these games) — Heermann usually continues c4 (35.7% score)
- …e5 (9% of these games) — Heermann usually continues dxe5 (83.3% score)
- 1.Nf3 — 3% of White games, 100.0% score
- …d5 (100% of these games) — Heermann usually continues d4 (100.0% score)
As Black against 1.e4 (26 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| d5 | 21 | 80.8% | 38.1% |
| c6 | 3 | 11.5% | 66.7% |
| e5 | 2 | 7.7% | 50.0% |
As Black against 1.d4 (11 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| d5 | 6 | 54.5% | 66.7% |
| Nf6 | 3 | 27.3% | 50.0% |
| c5 | 1 | 9.1% | 100.0% |
| f5 | 1 | 9.1% | 0.0% |
Kai Heermann's chess games
All 74 games by Kai Heermann in the Chess.ceo database (Mar 2011 - 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: 30 wins, 20 draws, 24 losses.
Openings as White
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| D37 | Indian Defense | 6 | 2/2/2 | 33.3% |
| D11 | Slav Defense | 5 | 3/0/2 | 60.0% |
| A80 | Queen's Pawn Game | 4 | 3/0/1 | 75.0% |
| D02 | London System | 3 | 2/1/0 | 66.7% |
| A40 | Englund Gambit | 3 | 2/1/0 | 66.7% |
| D00 | Queen's Pawn Game: Chigorin Variation | 2 | 1/0/1 | 50.0% |
| E16 | Queen's Indian Defense | 2 | 0/2/0 | 0.0% |
| E30 | Nimzo-Indian: Leningrad Variation | 1 | 0/0/1 | 0.0% |
| B08 | Pirc Defense | 1 | 1/0/0 | 100.0% |
| D38 | Queen's Gambit Declined: Ragozin Defense | 1 | 1/0/0 | 100.0% |
Openings as Black
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| B01 | Scandinavian Defense: Main Line | 19 | 5/4/10 | 26.3% |
| A50 | Indian Defense | 4 | 2/1/1 | 50.0% |
| A00 | Scandinavian Defense | 2 | 1/0/1 | 50.0% |
| A43 | Benoni Defense | 2 | 1/1/0 | 50.0% |
| A84 | Dutch Defense | 1 | 0/0/1 | 0.0% |
| C56 | Italian Game | 1 | 1/0/0 | 100.0% |
| B13 | London System | 1 | 1/0/0 | 100.0% |
| D35 | Queen's Gambit Declined | 1 | 1/0/0 | 100.0% |
| D11 | Queen's Pawn Game | 1 | 0/0/1 | 0.0% |
| D90 | Slav Defense | 1 | 0/1/0 | 0.0% |
Notable wins
| Date | Opponent | Elo | Event | ECO |
|---|---|---|---|---|
| Jul 2024 | Ole Reichelt | 1,986 | 3rd Bad Pyrmont Pape Open | A43 |
| Mar 2026 | Matthias Nattermueller | 1,951 | 1. Münster Oster - B | D64 |
| Mar 2026 | Noah Wolfer | 1,945 | 1. Münster Oster - B | D04 |
| Apr 2009 | Lorenz Kopanski | 1,847 | ch-Niedersachsen U14 | D37 |
| Jul 2024 | August Solbu | 1,803 | 3rd Bad Pyrmont Pape Open | B13 |
Top events
| Event | Year | Games | Score | TPR |
|---|---|---|---|---|
| chT-Niedersachsen U14 | 2009 | 13 | 8.5 | 1,550 |
| ch-Niedersachsen U10 | 2005 | 11 | 6 | 1,029 |
| ch-Niedersachsen U12 | 2006 | 10 | 5.5 | 1,193 |
| ch-Niedersachsen U14 | 2009 | 9 | 4.5 | 1,621 |
| ch-Niedersachsen Open | 2011 | 7 | 3 | 1,704 |
| chT-GER U12 | 2007 | 7 | 3 | 1,458 |
| 3rd Bad Pyrmont Pape Open | 2024 | 7 | 3.5 | 1,952 |
| chT-Niedersachsen U10 | 2005 | 5 | 3.5 | 938 |
Interactive opening tree from all 74 games, weak-spot detection and engine analysis.
Start preparationFrequently asked questions
Where can I find Kai Heermann's chess games?
74 games by Kai Heermann, from Mar 2011 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 Kai Heermann has played.
What does Kai Heermann play on the first move as White?
Across 37 games with White in our database, Kai Heermann opens with 1.d4 (95% of games), 1.Nf3 (3% of games), 1.e4 (3% of games). Against 1.e4 as Black, Kai Heermann answers 1...d5 (81% of games), 1...c6 (12% of games), 1...e5 (8% of games). Against 1.d4: 1...d5 (55% of games), 1...Nf6 (27% of games), 1...c5 (9% of games).
What openings does Kai Heermann play as White?
As White, Kai Heermann's most-played openings in our database are: Indian Defense (6 games, 33.3% win rate); Slav Defense (5 games, 60.0% win rate); Queen's Pawn Game (4 games, 75.0% win rate). The full breakdown of 37 games with White is in the table above.
What openings does Kai Heermann play as Black?
As Black, Kai Heermann most often plays: Scandinavian Defense: Main Line (19 games, 26.3% win rate); Indian Defense (4 games, 50.0% win rate); Scandinavian Defense (2 games, 50.0% win rate). See the table above for the top ten Black openings across 37 games.
What is Kai Heermann's FIDE rating?
Kai Heermann is currently rated 1,912 in classical chess, 1,896 in rapid and 1,978 in blitz. Peak classical rating: 1,923 (Jun 2026).
How many games has Kai Heermann played?
Our database contains 74 games by Kai Heermann, covering Mar 2011 to Aug 2026. Overall record: 30 wins, 20 draws, 24 losses (40.5% win rate).
How do I prepare against Kai Heermann?
74 games by Kai Heermann 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.