Prepare against Koosha Jaferian
FM · Canada · World #3,922 classical · FIDE ID 12507440
Our database contains 651 games by Koosha Jaferian, covering Oct 2007 to Aug 2026. Below you'll find Koosha Jaferian's most-played openings with White and Black, career performance record, notable wins and top events — everything you need to scout Koosha Jaferian 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 | 2,305 | 2,305 | Aug 2026 |
| Rapid | 2,157 | 2,195 | Jul 2023 |
| Blitz | 2,296 | 2,296 | Aug 2026 |
Performance record
| Split | Games | Wins | Draws | Losses | Win rate |
|---|---|---|---|---|---|
| Overall | 651 | 296 | 135 | 220 | 45.5% |
| As White | 331 | 156 | 69 | 106 | 47.1% |
| As Black | 320 | 140 | 66 | 114 | 43.8% |
Move-by-move preparation stats
Straight from the preparation tree built over all of Koosha Jaferian's games — the same tree the interactive prep board lets you walk to any depth. Scores are from Koosha Jaferian's side.
First moves as White (331 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| Nf3 | 171 | 51.7% | 58.5% |
| e4 | 126 | 38.1% | 56.3% |
| d4 | 31 | 9.4% | 54.8% |
| c4 | 3 | 0.9% | 83.3% |
Main lines as White
- 1.Nf3 — 52% of White games, 58.5% score
- …Nf6 (42% of these games) — Jaferian usually continues b3 (64.3% score)
- …d5 (30% of these games) — Jaferian usually continues b3 (57.7% score)
- …c5 (8% of these games) — Jaferian usually continues b3 (26.9% score)
- 1.e4 — 38% of White games, 56.3% score
- …c5 (44% of these games) — Jaferian usually continues Nc3 (60.0% score)
- …e5 (17% of these games) — Jaferian usually continues Nf3 (54.8% score)
- …e6 (17% of these games) — Jaferian usually continues d4 (45.2% score)
As Black against 1.e4 (162 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| c6 | 134 | 82.7% | 57.1% |
| e5 | 11 | 6.8% | 59.1% |
| c5 | 10 | 6.2% | 55.0% |
| e6 | 5 | 3.1% | 70.0% |
| d6 | 1 | 0.6% | 50.0% |
| Nf6 | 1 | 0.6% | 0.0% |
As Black against 1.d4 (89 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| Nf6 | 80 | 89.9% | 56.3% |
| d5 | 6 | 6.7% | 33.3% |
| f5 | 3 | 3.4% | 83.3% |
Koosha Jaferian's chess games
All 651 games by Koosha Jaferian in the Chess.ceo database (Oct 2007 - 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: 296 wins, 135 draws, 220 losses.
Openings as White
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| A05 | Réti Opening | 100 | 49/18/33 | 49.0% |
| A06 | Nimzo-Larsen Attack | 52 | 28/4/20 | 53.8% |
| B23 | Sicilian: Closed | 30 | 16/4/10 | 53.3% |
| C01 | French Defense | 18 | 6/5/7 | 33.3% |
| B22 | Sicilian: Alapin | 14 | 4/6/4 | 28.6% |
| C45 | Scotch Game | 13 | 4/4/5 | 30.8% |
| A40 | Modern Defense | 12 | 5/3/4 | 41.7% |
| B11 | Caro-Kann: Two Knights Variation | 7 | 4/2/1 | 57.1% |
| D02 | London System | 6 | 2/3/1 | 33.3% |
| B13 | Caro-Kann: Exchange Variation | 5 | 2/0/3 | 40.0% |
Openings as Black
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| B12 | Caro-Kann: Advance Variation | 41 | 18/9/14 | 43.9% |
| B13 | Caro-Kann: Exchange Variation | 24 | 14/3/7 | 58.3% |
| E15 | Queen's Indian Defense | 24 | 10/2/12 | 41.7% |
| B11 | Caro-Kann: Two Knights Variation | 21 | 9/3/9 | 42.9% |
| B19 | Caro-Kann: Classical | 19 | 12/3/4 | 63.2% |
| A37 | English Opening: Symmetrical | 15 | 6/2/7 | 40.0% |
| E11 | Catalan | 14 | 7/4/3 | 50.0% |
| A07 | Réti Opening | 14 | 4/3/7 | 28.6% |
| B10 | Caro-Kann | 11 | 3/4/4 | 27.3% |
| D02 | Indian Defense | 9 | 2/2/5 | 22.2% |
Notable wins
| Date | Opponent | Elo | Event | ECO |
|---|---|---|---|---|
| Dec 2024 | Erigaisi Arjun | 2,801 | Titled Tue Early | B00 |
| Jun 2022 | Vladimir Fedoseev | 2,701 | Titled Tue Early | B10 |
| Mar 2022 | Gata Kamsky | 2,657 | Titled Tue Early | A07 |
| Mar 2022 | Anton Demchenko | 2,654 | Titled Tue Late | B12 |
| Mar 2022 | Rinat Jumabayev | 2,631 | Titled Tue Early | A05 |
Top events
| Event | Year | Games | Score | TPR |
|---|---|---|---|---|
| Titled Tuesday | 2024 | 423 | 237 | 2,356 |
| 1st FIDE World Uni Rapid-A | 2021 | 12 | 9 | 2,278 |
| Canadian zt | 2024 | 10 | 5 | 2,222 |
| 1st FIDE World Uni Blitz-A | 2021 | 10 | 7 | 2,238 |
| KCF University Cup | 2021 | 9 | 6 | 2,311 |
| 13th Calgary | 2022 | 9 | 4 | 2,194 |
| Toronto Richmond Hill | 2022 | 9 | 2.5 | 2,084 |
| Royal City Masters | 2025 | 9 | 5 | 2,240 |
Interactive opening tree from all 651 games, weak-spot detection and engine analysis.
Start preparationFrequently asked questions
Where can I find Koosha Jaferian's chess games?
651 games by Koosha Jaferian, from Oct 2007 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 Koosha Jaferian has played.
What does Koosha Jaferian play on the first move as White?
Across 331 games with White in our database, Koosha Jaferian opens with 1.Nf3 (52% of games), 1.e4 (38% of games), 1.d4 (9% of games). Against 1.e4 as Black, Koosha Jaferian answers 1...c6 (83% of games), 1...e5 (7% of games), 1...c5 (6% of games). Against 1.d4: 1...Nf6 (90% of games), 1...d5 (7% of games), 1...f5 (3% of games).
What openings does Koosha Jaferian play as White?
As White, Koosha Jaferian's most-played openings in our database are: Réti Opening (100 games, 49.0% win rate); Nimzo-Larsen Attack (52 games, 53.8% win rate); Sicilian: Closed (30 games, 53.3% win rate). The full breakdown of 331 games with White is in the table above.
What openings does Koosha Jaferian play as Black?
As Black, Koosha Jaferian most often plays: Caro-Kann: Advance Variation (41 games, 43.9% win rate); Caro-Kann: Exchange Variation (24 games, 58.3% win rate); Queen's Indian Defense (24 games, 41.7% win rate). See the table above for the top ten Black openings across 320 games.
What is Koosha Jaferian's FIDE rating?
Koosha Jaferian is currently rated 2,305 in classical chess, 2,157 in rapid and 2,296 in blitz. Peak classical rating: 2,305 (Aug 2026).
How many games has Koosha Jaferian played?
Our database contains 651 games by Koosha Jaferian, covering Oct 2007 to Aug 2026. Overall record: 296 wins, 135 draws, 220 losses (45.5% win rate).
How do I prepare against Koosha Jaferian?
651 games by Koosha Jaferian 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.