Prepare against Aaron Jacobson
IM · United States · World #2,707 classical · FIDE ID 2089912
When preparing against Aaron Jacobson, expect 1.e4 in 66% of White games. Against 1.e4 the reply is 1...e5 (28% of games); against 1.d4, 1...Nf6 (50%). Lowest win rate among frequent openings: Catalan as Black, 18.2% over 33 games.
Our database contains 876 games by Aaron Jacobson, covering Jan 2014 to Sep 2026. Below you'll find Aaron Jacobson's most-played openings with White and Black, career performance record, notable wins and top events — everything you need to scout Aaron Jacobson 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 | 2,351 | 2,450 | Nov 2023 |
| Rapid | 2,357 | 2,365 | Aug 2025 |
| Blitz | 2,302 | 2,341 | Dec 2024 |
Performance record
| Split | Games | Wins | Draws | Losses | Win rate |
|---|---|---|---|---|---|
| Overall | 876 | 352 | 185 | 339 | 40.2% |
| As White | 436 | 197 | 97 | 142 | 45.2% |
| As Black | 440 | 155 | 88 | 197 | 35.2% |
Move-by-move preparation stats
Straight from the preparation tree built over all of Aaron Jacobson's games — the same tree the interactive prep board lets you walk to any depth. Scores are from Aaron Jacobson's side.
First moves as White (436 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| e4 | 287 | 65.8% | 57.3% |
| d4 | 97 | 22.2% | 50.5% |
| c4 | 23 | 5.3% | 69.6% |
| Nf3 | 18 | 4.1% | 58.3% |
| f3 | 6 | 1.4% | 58.3% |
| e3 | 2 | 0.5% | 50.0% |
Main lines as White
- 1.e4 — 66% of White games, 57.3% score
- …c5 (40% of these games) — Jacobson usually continues Nf3 (53.5% score)
- …e5 (22% of these games) — Jacobson usually continues Nf3 (51.2% score)
- …c6 (13% of these games) — Jacobson usually continues d4 (50.0% score)
- 1.d4 — 22% of White games, 50.5% score
- …Nf6 (68% of these games) — Jacobson usually continues c4 (46.1% score)
- …d5 (24% of these games) — Jacobson usually continues c4 (57.1% score)
- …f5 (2% of these games) — Jacobson usually continues Nc3 (100.0% score)
As Black against 1.e4 (185 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| e5 | 51 | 27.6% | 50.0% |
| d5 | 47 | 25.4% | 40.4% |
| e6 | 34 | 18.4% | 33.8% |
| c6 | 19 | 10.3% | 44.7% |
| f5 | 18 | 9.7% | 58.3% |
| c5 | 9 | 4.9% | 66.7% |
As Black against 1.d4 (158 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| Nf6 | 79 | 50.0% | 43.7% |
| d5 | 56 | 35.4% | 33.0% |
| e6 | 11 | 7.0% | 59.1% |
| c5 | 4 | 2.5% | 0.0% |
| e5 | 3 | 1.9% | 33.3% |
| d6 | 3 | 1.9% | 33.3% |
Aaron Jacobson's chess games
All 876 games by Aaron Jacobson in the Chess.ceo database (Jan 2014 - Sep 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: 352 wins, 185 draws, 339 losses.
Openings as White
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| B53 | Sicilian | 72 | 33/8/31 | 45.8% |
| D37 | Indian Defense | 22 | 9/5/8 | 40.9% |
| C03 | French: Tarrasch Variation | 22 | 14/3/5 | 63.6% |
| C47 | Four Knights Game: Scotch Variation | 21 | 9/5/7 | 42.9% |
| B96 | Sicilian: Najdorf | 15 | 4/6/5 | 26.7% |
| D43 | Slav Defense | 15 | 5/6/4 | 33.3% |
| E12 | Queen's Indian Defense | 14 | 5/3/6 | 35.7% |
| A13 | English Opening | 13 | 4/5/4 | 30.8% |
| B13 | Caro-Kann: Exchange Variation | 12 | 5/1/6 | 41.7% |
| B06 | Modern Defense | 11 | 6/1/4 | 54.5% |
Openings as Black
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| B01 | Scandinavian Defense: Modern Variation | 43 | 15/2/26 | 34.9% |
| E05 | Catalan | 33 | 6/14/13 | 18.2% |
| D06 | Queen's Gambit | 23 | 8/2/13 | 34.8% |
| A07 | Réti Opening | 23 | 11/7/5 | 47.8% |
| D37 | Indian Defense | 22 | 9/6/7 | 40.9% |
| D02 | Queen's Pawn Game | 20 | 5/3/12 | 25.0% |
| D02 | London System | 19 | 8/4/7 | 42.1% |
| B00 | Duras Gambit | 18 | 10/1/7 | 55.6% |
| A28 | English Opening: Reverse Sicilian | 17 | 8/5/4 | 47.1% |
| C07 | French: Tarrasch Variation | 14 | 1/6/7 | 7.1% |
Notable wins
| Date | Opponent | Elo | Event | ECO |
|---|---|---|---|---|
| Sep 2024 | Vladimir Kramnik | 2,753 | Titled Tue Late | C77 |
| Feb 2022 | Maxim Matlakov | 2,674 | Titled Tue | A13 |
| Feb 2022 | Igor Kovalenko | 2,674 | Titled Tue Early | B40 |
| Apr 2021 | Gata Kamsky | 2,665 | Titled Arena Apr 3rd | A07 |
| Dec 2020 | Grigoriy Oparin | 2,652 | Chess.com Bullet Open 2 | C47 |
Top events
| Event | Year | Games | Score | TPR |
|---|---|---|---|---|
| Titled Tuesday | 2026 | 316 | 175 | 2,372 |
| Titled Arena Apr 3rd | 2021 | 65 | 20 | 2,340 |
| Charlotte CCCSA Winter IM | 2020 | 26 | 16.5 | 2,400 |
| Chess.com Bullet Open 1 | 2020 | 19 | 10 | 2,307 |
| New York Fall GM B | 2024 | 18 | 7.5 | 2,323 |
| Charlotte CCCSA Fall IM | 2019 | 18 | 11 | 2,417 |
| US Masters Open | 2023 | 16 | 4 | 2,202 |
| Chess.com Bullet Open 2 | 2020 | 16 | 7 | 2,425 |
Frequent opponents
Head-to-head records: Mark Paragua (10 games)
Interactive opening tree from all 876 games, weak-spot detection and engine analysis.
Start preparationFrequently asked questions
Where can I find Aaron Jacobson's chess games?
876 games by Aaron Jacobson, from Jan 2014 to Sep 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 Aaron Jacobson has played.
What does Aaron Jacobson play on the first move as White?
Across 436 games with White in our database, Aaron Jacobson opens with 1.e4 (66% of games), 1.d4 (22% of games), 1.c4 (5% of games). Against 1.e4 as Black, Aaron Jacobson answers 1...e5 (28% of games), 1...d5 (25% of games), 1...e6 (18% of games). Against 1.d4: 1...Nf6 (50% of games), 1...d5 (35% of games), 1...e6 (7% of games).
What openings does Aaron Jacobson play as White?
As White, Aaron Jacobson's most-played openings in our database are: Sicilian (72 games, 45.8% win rate); Indian Defense (22 games, 40.9% win rate); French: Tarrasch Variation (22 games, 63.6% win rate). The full breakdown of 436 games with White is in the table above.
What openings does Aaron Jacobson play as Black?
As Black, Aaron Jacobson most often plays: Scandinavian Defense: Modern Variation (43 games, 34.9% win rate); Catalan (33 games, 18.2% win rate); Queen's Gambit (23 games, 34.8% win rate). See the table above for the top ten Black openings across 440 games.
What is Aaron Jacobson's FIDE rating?
Aaron Jacobson is currently rated 2,351 in classical chess, 2,357 in rapid and 2,302 in blitz. Peak classical rating: 2,450 (Nov 2023).
How many games has Aaron Jacobson played?
Our database contains 876 games by Aaron Jacobson, covering Jan 2014 to Sep 2026. Overall record: 352 wins, 185 draws, 339 losses (40.2% win rate).
How do I prepare against Aaron Jacobson?
876 games by Aaron Jacobson 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.