Prepare against Ilkay Koc
Türkiye · World #59,656 classical · FIDE ID 6304486
Our database contains 170 games by Ilkay Koc, covering Oct 2004 to Aug 2026. Below you'll find Ilkay Koc's most-played openings with White and Black, career performance record, notable wins and top events — everything you need to scout Ilkay Koc 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 | 1,857 | 2,143 | Jan 2006 |
| Rapid | 2,047 | 2,065 | Jan 2013 |
| Blitz | 1,931 | 2,097 | Jan 2014 |
Performance record
| Split | Games | Wins | Draws | Losses | Win rate |
|---|---|---|---|---|---|
| Overall | 170 | 89 | 13 | 68 | 52.4% |
| As White | 86 | 50 | 9 | 27 | 58.1% |
| As Black | 84 | 39 | 4 | 41 | 46.4% |
Move-by-move preparation stats
Straight from the preparation tree built over all of Ilkay Koc's games — the same tree the interactive prep board lets you walk to any depth. Scores are from Ilkay Koc's side.
First moves as White (86 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| d4 | 69 | 80.2% | 64.5% |
| e4 | 14 | 16.3% | 50.0% |
| Nf3 | 2 | 2.3% | 100.0% |
| c4 | 1 | 1.2% | 100.0% |
Main lines as White
- 1.d4 — 80% of White games, 64.5% score
- …Nf6 (58% of these games) — Koc usually continues c4 (68.4% score)
- …d5 (29% of these games) — Koc usually continues c4 (66.7% score)
- …g6 (4% of these games) — Koc usually continues c4 (50.0% score)
- 1.e4 — 16% of White games, 50.0% score
- …c5 (36% of these games) — Koc usually continues Nf3 (0.0% score)
- …e6 (21% of these games) — Koc usually continues d4 (33.3% score)
- …e5 (21% of these games) — Koc usually continues Nf3 (50.0% score)
As Black against 1.e4 (46 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| d5 | 30 | 65.2% | 58.3% |
| c5 | 14 | 30.4% | 57.1% |
| d6 | 2 | 4.3% | 50.0% |
As Black against 1.d4 (25 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| Nf6 | 21 | 84.0% | 50.0% |
| e6 | 2 | 8.0% | 0.0% |
| d6 | 1 | 4.0% | 0.0% |
| d5 | 1 | 4.0% | 0.0% |
Ilkay Koc's chess games
All 170 games by Ilkay Koc in the Chess.ceo database (Oct 2004 - 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: 89 wins, 13 draws, 68 losses.
Openings as White
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| E05 | Catalan | 12 | 6/2/4 | 50.0% |
| D11 | Slav Defense | 11 | 8/1/2 | 72.7% |
| D35 | Indian Defense | 9 | 7/1/1 | 77.8% |
| E61 | King's Indian Defense | 7 | 6/0/1 | 85.7% |
| A67 | Benoni Defense | 6 | 3/0/3 | 50.0% |
| D93 | Grünfeld Defense | 5 | 4/0/1 | 80.0% |
| C02 | French: Advance Variation | 3 | 1/0/2 | 33.3% |
| A40 | Modern Defense | 3 | 1/1/1 | 33.3% |
| D37 | Nimzo-Indian: Classical Variation | 2 | 0/1/1 | 0.0% |
| E80 | King's Indian: Sämisch | 2 | 0/0/2 | 0.0% |
Openings as Black
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| B01 | Scandinavian Defense: Modern Variation | 29 | 16/1/12 | 55.2% |
| B90 | Sicilian: Najdorf | 6 | 3/0/3 | 50.0% |
| D02 | Indian Defense | 5 | 2/1/2 | 40.0% |
| A09 | Réti Opening | 4 | 2/0/2 | 50.0% |
| E12 | Queen's Indian Defense | 4 | 0/0/4 | 0.0% |
| A16 | English Opening | 4 | 1/0/3 | 25.0% |
| B07 | Pirc Defense | 3 | 1/0/2 | 33.3% |
| B50 | Sicilian | 3 | 3/0/0 | 100.0% |
| D26 | Nimzo-Indian: Rubinstein System | 3 | 1/0/2 | 33.3% |
| E04 | Catalan | 2 | 0/0/2 | 0.0% |
Notable wins
| Date | Opponent | Elo | Event | ECO |
|---|---|---|---|---|
| Jun 2024 | Anatoliy Emeliantsev | 2,359 | Titled Tue Late | B22 |
| Feb 2016 | Tuna Tuncer | 2,353 | Manavgat Turkey Cup | D91 |
| Jan 2017 | Melih Yurtseven | 2,324 | TUR Cup | B01 |
| Jun 2024 | Andres Delgado Kuffo | 2,320 | Titled Tue Late | C02 |
| Jun 2024 | Carlos Jose Pinero Rodriguez | 2,284 | Titled Tue Early | B56 |
Top events
| Event | Year | Games | Score | TPR |
|---|---|---|---|---|
| TUR Cup | 2023 | 53 | 31.5 | 2,010 |
| chT2-TUR | 2018 | 30 | 17 | 2,061 |
| Titled Tuesday | 2024 | 20 | 11 | 2,319 |
| chT-TUR 1st League | 2019 | 17 | 8 | 2,124 |
| Manavgat Turkey Cup | 2016 | 11 | 8 | 2,228 |
| TUR Cup | 2018 | 11 | 6 | 1,843 |
| Bursa Open 06 | 2011 | 7 | 4.5 | 2,011 |
| TCh-TUR 2nd League | 2025 | 6 | 3 | 1,927 |
Interactive opening tree from all 170 games, weak-spot detection and engine analysis.
Start preparationFrequently asked questions
Where can I find Ilkay Koc's chess games?
170 games by Ilkay Koc, from Oct 2004 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 Ilkay Koc has played.
What does Ilkay Koc play on the first move as White?
Across 86 games with White in our database, Ilkay Koc opens with 1.d4 (80% of games), 1.e4 (16% of games), 1.Nf3 (2% of games). Against 1.e4 as Black, Ilkay Koc answers 1...d5 (65% of games), 1...c5 (30% of games), 1...d6 (4% of games). Against 1.d4: 1...Nf6 (84% of games), 1...e6 (8% of games), 1...d6 (4% of games).
What openings does Ilkay Koc play as White?
As White, Ilkay Koc's most-played openings in our database are: Catalan (12 games, 50.0% win rate); Slav Defense (11 games, 72.7% win rate); Indian Defense (9 games, 77.8% win rate). The full breakdown of 86 games with White is in the table above.
What openings does Ilkay Koc play as Black?
As Black, Ilkay Koc most often plays: Scandinavian Defense: Modern Variation (29 games, 55.2% win rate); Sicilian: Najdorf (6 games, 50.0% win rate); Indian Defense (5 games, 40.0% win rate). See the table above for the top ten Black openings across 84 games.
What is Ilkay Koc's FIDE rating?
Ilkay Koc is currently rated 1,857 in classical chess, 2,047 in rapid and 1,931 in blitz. Peak classical rating: 2,143 (Jan 2006).
How many games has Ilkay Koc played?
Our database contains 170 games by Ilkay Koc, covering Oct 2004 to Aug 2026. Overall record: 89 wins, 13 draws, 68 losses (52.4% win rate).
How do I prepare against Ilkay Koc?
170 games by Ilkay Koc 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.