Prepare against Jonathan Kogen
United States · World #8,368 classical · FIDE ID 2047330
Our database contains 66 games by Jonathan Kogen, covering Nov 2010 to Jul 2026. Below you'll find Jonathan Kogen's most-played openings with White and Black, career performance record, notable wins and top events — everything you need to scout Jonathan Kogen 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 | 2,198 | 2,244 | Jan 2022 |
Performance record
| Split | Games | Wins | Draws | Losses | Win rate |
|---|---|---|---|---|---|
| Overall | 66 | 25 | 14 | 27 | 37.9% |
| As White | 32 | 19 | 5 | 8 | 59.4% |
| As Black | 34 | 6 | 9 | 19 | 17.6% |
Move-by-move preparation stats
Straight from the preparation tree built over all of Jonathan Kogen's games — the same tree the interactive prep board lets you walk to any depth. Scores are from Jonathan Kogen's side.
First moves as White (32 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| d4 | 30 | 93.8% | 70.0% |
| e4 | 2 | 6.3% | 25.0% |
Main lines as White
- 1.d4 — 94% of White games, 70.0% score
- …Nf6 (77% of these games) — Kogen usually continues Nf3 (63.9% score)
- …d5 (10% of these games) — Kogen usually continues Nf3 (100.0% score)
- …d6 (7% of these games) — Kogen usually continues Nf3 (100.0% score)
- 1.e4 — 6% of White games, 25.0% score
- …c5 (50% of these games) — Kogen usually continues Nc3 (50.0% score)
- …e5 (50% of these games) — Kogen usually continues Nf3 (0.0% score)
As Black against 1.e4 (16 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| c5 | 15 | 93.8% | 33.3% |
| e5 | 1 | 6.3% | 0.0% |
As Black against 1.d4 (13 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| Nf6 | 12 | 92.3% | 29.2% |
| f5 | 1 | 7.7% | 0.0% |
Jonathan Kogen's chess games
All 66 games by Jonathan Kogen in the Chess.ceo database (Nov 2010 - 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: 25 wins, 14 draws, 27 losses.
Openings as White
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| A46 | Indian Defense | 7 | 6/0/1 | 85.7% |
| E32 | Nimzo-Indian: Classical Variation | 4 | 3/0/1 | 75.0% |
| A43 | Benoni Defense | 3 | 2/0/1 | 66.7% |
| E05 | Catalan | 3 | 1/1/1 | 33.3% |
| E17 | Queen's Indian Defense | 2 | 0/1/1 | 0.0% |
| D02 | Queen's Pawn Game | 2 | 2/0/0 | 100.0% |
| A49 | King's Indian Defense: Fianchetto Variation | 2 | 1/1/0 | 50.0% |
| D11 | Queen's Gambit Accepted | 1 | 1/0/0 | 100.0% |
| E60 | Anti-Grünfeld | 1 | 0/1/0 | 0.0% |
| B72 | Sicilian: Closed | 1 | 0/1/0 | 0.0% |
Openings as Black
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| E92 | King's Indian Defense: Orthodox Variation | 7 | 0/5/2 | 0.0% |
| B90 | Sicilian: Najdorf | 5 | 2/1/2 | 40.0% |
| B53 | Sicilian | 5 | 2/1/2 | 40.0% |
| D02 | King's Indian Defense | 3 | 0/1/2 | 0.0% |
| B23 | Sicilian: Closed | 2 | 0/0/2 | 0.0% |
| B51 | Sicilian: Moscow Variation | 2 | 0/0/2 | 0.0% |
| A15 | English Opening | 2 | 1/0/1 | 50.0% |
| A81 | Dutch Defense | 1 | 0/0/1 | 0.0% |
| A48 | Torre Attack | 1 | 0/1/0 | 0.0% |
| A96 | English Opening: Dutch Defense | 1 | 0/0/1 | 0.0% |
Notable wins
| Date | Opponent | Elo | Event | ECO |
|---|---|---|---|---|
| May 2025 | Victor Mikhalevski | 2,513 | 34th Chicago Open | A49 |
| Sep 2022 | Vladimir Georgiev | 2,442 | Naperville Diesen Mem | A49 |
| Jul 2015 | Ruifeng Li | 2,394 | 43rd World Open | E32 |
| Mar 2023 | Joshua Colas | 2,342 | Naperville Bisguier Memorial | A46 |
| Mar 2023 | Liordis Quesada Vera | 2,310 | Naperville Bisguier Memorial | A46 |
Top events
| Event | Year | Games | Score | TPR |
|---|---|---|---|---|
| Charlotte Open | 2024 | 13 | 7 | 2,165 |
| Naperville Bisguier Memorial | 2023 | 9 | 4.5 | 2,239 |
| Naperville Diesen Mem | 2022 | 9 | 4.5 | 2,242 |
| 30th North American Open | 2020 | 8 | 4 | 2,137 |
| 19th SPICE Cup Open | 2025 | 8 | 3 | 1,997 |
| Illinois Open | 2024 | 7 | 5.5 | 2,341 |
| 26th Chicago Open | 2017 | 2 | 0 | 2,006 |
| 34th Chicago Open | 2025 | 2 | 1 | 2,454 |
Interactive opening tree from all 66 games, weak-spot detection and engine analysis.
Start preparationFrequently asked questions
Where can I find Jonathan Kogen's chess games?
66 games by Jonathan Kogen, from Nov 2010 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 Jonathan Kogen has played.
What does Jonathan Kogen play on the first move as White?
Across 32 games with White in our database, Jonathan Kogen opens with 1.d4 (94% of games), 1.e4 (6% of games). Against 1.e4 as Black, Jonathan Kogen answers 1...c5 (94% of games), 1...e5 (6% of games). Against 1.d4: 1...Nf6 (92% of games), 1...f5 (8% of games).
What openings does Jonathan Kogen play as White?
As White, Jonathan Kogen's most-played openings in our database are: Indian Defense (7 games, 85.7% win rate); Nimzo-Indian: Classical Variation (4 games, 75.0% win rate); Benoni Defense (3 games, 66.7% win rate). The full breakdown of 32 games with White is in the table above.
What openings does Jonathan Kogen play as Black?
As Black, Jonathan Kogen most often plays: King's Indian Defense: Orthodox Variation (7 games, 0.0% win rate); Sicilian: Najdorf (5 games, 40.0% win rate); Sicilian (5 games, 40.0% win rate). See the table above for the top ten Black openings across 34 games.
What is Jonathan Kogen's FIDE rating?
Jonathan Kogen is currently rated 2,198 in classical chess. Peak classical rating: 2,244 (Jan 2022).
How many games has Jonathan Kogen played?
Our database contains 66 games by Jonathan Kogen, covering Nov 2010 to Jul 2026. Overall record: 25 wins, 14 draws, 27 losses (37.9% win rate).
How do I prepare against Jonathan Kogen?
66 games by Jonathan Kogen 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.