Prepare against Roman Koester
DEU · World #17,185 classical · FIDE ID 4664191
Our database contains 125 games by Roman Koester, covering Oct 2003 to Jul 2026. Below you'll find Roman Koester's most-played openings with White and Black, career performance record, notable wins and top events — everything you need to scout Roman Koester 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 | 2,083 | 2,142 | Mar 2012 |
| Rapid | 2,119 | 2,119 | Jul 2026 |
Performance record
| Split | Games | Wins | Draws | Losses | Win rate |
|---|---|---|---|---|---|
| Overall | 125 | 33 | 39 | 53 | 26.4% |
| As White | 60 | 19 | 19 | 22 | 31.7% |
| As Black | 65 | 14 | 20 | 31 | 21.5% |
Move-by-move preparation stats
Straight from the preparation tree built over all of Roman Koester's games — the same tree the interactive prep board lets you walk to any depth. Scores are from Roman Koester's side.
First moves as White (60 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| b4 | 48 | 80.0% | 46.9% |
| d4 | 12 | 20.0% | 50.0% |
Main lines as White
- 1.b4 — 80% of White games, 46.9% score
- …e5 (35% of these games) — Koester usually continues Bb2 (45.5% score)
- …d5 (27% of these games) — Koester usually continues Bb2 (53.8% score)
- …Nf6 (21% of these games) — Koester usually continues Bb2 (30.0% score)
- 1.d4 — 20% of White games, 50.0% score
- …Nf6 (92% of these games) — Koester usually continues Bf4 (45.5% score)
- …c5 (8% of these games) — Koester usually continues d5 (100.0% score)
As Black against 1.e4 (20 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| e6 | 20 | 100.0% | 37.5% |
As Black against 1.d4 (30 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| Nf6 | 28 | 93.3% | 32.1% |
| g6 | 2 | 6.7% | 75.0% |
Roman Koester's chess games
All 125 games by Roman Koester in the Chess.ceo database (Oct 2003 - 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: 33 wins, 39 draws, 53 losses.
Openings as White
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| A00 | Orangutan opening | 48 | 14/17/17 | 29.2% |
| D00 | London System | 11 | 4/2/5 | 36.4% |
| A44 | Benoni Defense | 1 | 1/0/0 | 100.0% |
Openings as Black
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| E97 | King's Indian Defense: Orthodox Variation | 10 | 0/5/5 | 0.0% |
| A40 | Indian Defense | 7 | 2/1/4 | 28.6% |
| A08 | King's Indian Attack | 6 | 0/0/6 | 0.0% |
| C18 | French: Winawer Variation | 6 | 2/3/1 | 33.3% |
| A24 | English Opening | 5 | 1/2/2 | 20.0% |
| A45 | London System | 4 | 1/1/2 | 25.0% |
| E63 | King's Indian Defense | 4 | 1/2/1 | 25.0% |
| C08 | French: Tarrasch Variation | 3 | 1/1/1 | 33.3% |
| C00 | French Defense | 3 | 1/1/1 | 33.3% |
| E85 | King's Indian: Sämisch | 3 | 2/0/1 | 66.7% |
Notable wins
| Date | Opponent | Elo | Event | ECO |
|---|---|---|---|---|
| Feb 2007 | Stefan Klingelhoefer | 2,263 | Hessenliga 0607 | A00 |
| Nov 2003 | Horst Mueller | 2,240 | Oberliga Ost-B 0304 | E85 |
| Sep 2008 | Dieter Meinzer | 2,225 | Hessenliga 0809 | D45 |
| Jan 2011 | Felix Stelter | 2,209 | Landesliga Sued 1011 | A00 |
| Jan 2006 | Heiko Schneider | 2,206 | Oberliga Ost-B 0506 | A00 |
Top events
| Event | Year | Games | Score | TPR |
|---|---|---|---|---|
| Oberliga Ost-B 0506 | 2006 | 10 | 5 | 2,184 |
| Hessenliga 0607 | 2007 | 9 | 4 | 2,103 |
| Oberliga Bayern 2324 | 2024 | 8 | 2.5 | 1,971 |
| Hessenliga 0809 | 2009 | 8 | 5.5 | 2,292 |
| Oberliga NRW 9495 II | 1995 | 8 | 3 | 2,088 |
| 08th Karl Mala Memorial Open | 2004 | 7 | 4 | 2,094 |
| Landesliga Sued 1819 | 2019 | 7 | 4 | 2,088 |
| Landesliga Sued 1011 | 2011 | 7 | 1.5 | 1,875 |
Interactive opening tree from all 125 games, weak-spot detection and engine analysis.
Start preparationFrequently asked questions
Where can I find Roman Koester's chess games?
125 games by Roman Koester, from Oct 2003 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 Roman Koester has played.
What does Roman Koester play on the first move as White?
Across 60 games with White in our database, Roman Koester opens with 1.b4 (80% of games), 1.d4 (20% of games). Against 1.e4 as Black, Roman Koester answers 1...e6 (100% of games). Against 1.d4: 1...Nf6 (93% of games), 1...g6 (7% of games).
What openings does Roman Koester play as White?
As White, Roman Koester's most-played openings in our database are: Orangutan opening (48 games, 29.2% win rate); London System (11 games, 36.4% win rate); Benoni Defense (1 games, 100.0% win rate). The full breakdown of 60 games with White is in the table above.
What openings does Roman Koester play as Black?
As Black, Roman Koester most often plays: King's Indian Defense: Orthodox Variation (10 games, 0.0% win rate); Indian Defense (7 games, 28.6% win rate); King's Indian Attack (6 games, 0.0% win rate). See the table above for the top ten Black openings across 65 games.
What is Roman Koester's FIDE rating?
Roman Koester is currently rated 2,083 in classical chess, 2,119 in rapid. Peak classical rating: 2,142 (Mar 2012).
How many games has Roman Koester played?
Our database contains 125 games by Roman Koester, covering Oct 2003 to Jul 2026. Overall record: 33 wins, 39 draws, 53 losses (26.4% win rate).
How do I prepare against Roman Koester?
125 games by Roman Koester 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.