Prepare against Heinz-Juergen Koronowski
DEU · World #98,224 classical · FIDE ID 12943762
When preparing against Heinz-Juergen Koronowski, expect 1.e4 in 100% of White games. Against 1.e4 the reply is 1...e5 (93% of games); against 1.d4, 1...Nf6 (100%).
Our database contains 54 games by Heinz-Juergen Koronowski, covering Dec 2012 to Jul 2026. Below you'll find Heinz-Juergen Koronowski's most-played openings with White and Black, career performance record, notable wins and top events — everything you need to scout Heinz-Juergen Koronowski 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 | 1,735 | 1,891 | Feb 2013 |
Performance record
| Split | Games | Wins | Draws | Losses | Win rate |
|---|---|---|---|---|---|
| Overall | 54 | 11 | 21 | 22 | 20.4% |
| As White | 25 | 5 | 9 | 11 | 20.0% |
| As Black | 29 | 6 | 12 | 11 | 20.7% |
Move-by-move preparation stats
Straight from the preparation tree built over all of Heinz-Juergen Koronowski's games — the same tree the interactive prep board lets you walk to any depth. Scores are from Heinz-Juergen Koronowski's side.
First moves as White (25 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| e4 | 25 | 100.0% | 38.0% |
Main lines as White
- 1.e4 — 100% of White games, 38.0% score
- …c5 (60% of these games) — Koronowski usually continues Nc3 (44.4% score)
- …e5 (28% of these games) — Koronowski usually continues Nf3 (28.6% score)
- …g6 (8% of these games) — Koronowski usually continues d4 (25.0% score)
As Black against 1.e4 (14 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| e5 | 13 | 92.9% | 34.6% |
| d5 | 1 | 7.1% | 100.0% |
As Black against 1.d4 (10 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| Nf6 | 10 | 100.0% | 35.0% |
Heinz-Juergen Koronowski's chess games
All 54 games by Heinz-Juergen Koronowski in the Chess.ceo database (Dec 2012 - 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: 11 wins, 21 draws, 22 losses.
Openings as White
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| B23 | Sicilian: Closed | 9 | 2/4/3 | 22.2% |
| C45 | Scotch Game | 6 | 0/2/4 | 0.0% |
| B53 | Sicilian | 3 | 0/1/2 | 0.0% |
| B34 | Sicilian: Accelerated Dragon | 2 | 1/0/1 | 50.0% |
| B06 | Modern Defense | 2 | 0/1/1 | 0.0% |
| B45 | Sicilian: Four Knights | 1 | 0/1/0 | 0.0% |
| C42 | Petrov's Defense | 1 | 1/0/0 | 100.0% |
| B15 | Caro-Kann: Bronstein-Larsen | 1 | 1/0/0 | 100.0% |
Openings as Black
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| C42 | Petrov's Defense | 5 | 1/1/3 | 20.0% |
| D86 | Grünfeld Defense | 4 | 0/4/0 | 0.0% |
| C48 | Four Knights Game: Spanish Variation | 3 | 1/0/2 | 33.3% |
| D78 | Indian Defense | 2 | 1/1/0 | 50.0% |
| B13 | London System | 2 | 0/1/1 | 0.0% |
| D00 | Trompowsky Attack | 2 | 0/1/1 | 0.0% |
| A05 | Réti Opening | 1 | 1/0/0 | 100.0% |
| A07 | Réti Opening: Symmetrical Defense | 1 | 0/0/1 | 0.0% |
| B01 | Scandinavian Defense: Main Line | 1 | 1/0/0 | 100.0% |
| C45 | Scotch Game | 1 | 0/1/0 | 0.0% |
Notable wins
| Date | Opponent | Elo | Event | ECO |
|---|---|---|---|---|
| Aug 2015 | Pieter Verhoef | 2,015 | 7th Vellmar Open | C42 |
| Jul 2017 | Michael Wolff | 1,993 | 9th Vellmar Open | C36 |
| Aug 2015 | Oliver Fabregas | 1,957 | 7th Vellmar Open | B15 |
| Aug 2015 | Viktor Hilgert | 1,905 | 7th Vellmar Open | B23 |
| Jul 2016 | Nils Beyer | 1,875 | 8th Vellmar Open | B23 |
Top events
| Event | Year | Games | Score | TPR |
|---|---|---|---|---|
| 7th Vellmar Open | 2015 | 7 | 4 | 2,081 |
| 9th Vellmar Open | 2017 | 7 | 3 | 1,906 |
| 11th Vellmar Open | 2019 | 7 | 2 | 1,636 |
| 10th Vellmar Open | 2018 | 7 | 2 | 1,650 |
| 2nd Bad Pyrmont Pape Open B | 2023 | 7 | 3 | 1,367 |
| 16th Rhein Main Open A | 2013 | 7 | 2 | 1,733 |
| 4th Rheinland Pfalz Open | 2012 | 6 | 3 | 1,803 |
| 8th Vellmar Open | 2016 | 6 | 2.5 | 1,857 |
Interactive opening tree from all 54 games, weak-spot detection and engine analysis.
Start preparationFrequently asked questions
Where can I find Heinz-Juergen Koronowski's chess games?
54 games by Heinz-Juergen Koronowski, from Dec 2012 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 Heinz-Juergen Koronowski has played.
What does Heinz-Juergen Koronowski play on the first move as White?
Across 25 games with White in our database, Heinz-Juergen Koronowski opens with 1.e4 (100% of games). Against 1.e4 as Black, Heinz-Juergen Koronowski answers 1...e5 (93% of games), 1...d5 (7% of games). Against 1.d4: 1...Nf6 (100% of games).
What openings does Heinz-Juergen Koronowski play as White?
As White, Heinz-Juergen Koronowski's most-played openings in our database are: Sicilian: Closed (9 games, 22.2% win rate); Scotch Game (6 games, 0.0% win rate); Sicilian (3 games, 0.0% win rate). The full breakdown of 25 games with White is in the table above.
What openings does Heinz-Juergen Koronowski play as Black?
As Black, Heinz-Juergen Koronowski most often plays: Petrov's Defense (5 games, 20.0% win rate); Grünfeld Defense (4 games, 0.0% win rate); Four Knights Game: Spanish Variation (3 games, 33.3% win rate). See the table above for the top ten Black openings across 29 games.
What is Heinz-Juergen Koronowski's FIDE rating?
Heinz-Juergen Koronowski is currently rated 1,735 in classical chess. Peak classical rating: 1,891 (Feb 2013).
How many games has Heinz-Juergen Koronowski played?
Our database contains 54 games by Heinz-Juergen Koronowski, covering Dec 2012 to Jul 2026. Overall record: 11 wins, 21 draws, 22 losses (20.4% win rate).
How do I prepare against Heinz-Juergen Koronowski?
54 games by Heinz-Juergen Koronowski 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.