Prepare against Jacob Ost-Hansen
FM · DNK · World #2,908 classical · FIDE ID 1400096
Our database contains 473 games by Jacob Ost-Hansen, covering Apr 2003 to Jul 2026. Below you'll find Jacob Ost-Hansen's most-played openings with White and Black, career performance record, notable wins and top events — everything you need to scout Jacob Ost-Hansen 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 | 2,342 | 2,425 | Apr 2003 |
| Rapid | 2,259 | 2,338 | May 2023 |
| Blitz | 2,156 | 2,338 | May 2023 |
Performance record
| Split | Games | Wins | Draws | Losses | Win rate |
|---|---|---|---|---|---|
| Overall | 473 | 157 | 204 | 112 | 33.2% |
| As White | 226 | 91 | 95 | 40 | 40.3% |
| As Black | 247 | 66 | 109 | 72 | 26.7% |
Move-by-move preparation stats
Straight from the preparation tree built over all of Jacob Ost-Hansen's games — the same tree the interactive prep board lets you walk to any depth. Scores are from Jacob Ost-Hansen's side.
First moves as White (226 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| g3 | 143 | 63.3% | 58.7% |
| e4 | 72 | 31.9% | 69.4% |
| Nf3 | 6 | 2.7% | 25.0% |
| c4 | 3 | 1.3% | 66.7% |
| a3 | 1 | 0.4% | 50.0% |
| d4 | 1 | 0.4% | 50.0% |
Main lines as White
- 1.g3 — 63% of White games, 58.7% score
- …d5 (36% of these games) — Ost-Hansen usually continues Nf3 (52.0% score)
- …Nf6 (18% of these games) — Ost-Hansen usually continues Bg2 (69.2% score)
- …g6 (16% of these games) — Ost-Hansen usually continues Bg2 (56.5% score)
- 1.e4 — 32% of White games, 69.4% score
- …c5 (43% of these games) — Ost-Hansen usually continues d3 (78.1% score)
- …e5 (18% of these games) — Ost-Hansen usually continues Nf3 (75.0% score)
- …e6 (17% of these games) — Ost-Hansen usually continues d3 (88.9% score)
As Black against 1.e4 (118 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| c5 | 81 | 68.6% | 52.5% |
| c6 | 25 | 21.2% | 44.0% |
| e5 | 10 | 8.5% | 45.0% |
| g6 | 2 | 1.7% | 75.0% |
As Black against 1.d4 (85 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| Nf6 | 74 | 87.1% | 41.9% |
| g6 | 8 | 9.4% | 62.5% |
| d5 | 2 | 2.4% | 75.0% |
Jacob Ost-Hansen's chess games
All 473 games by Jacob Ost-Hansen in the Chess.ceo database (Apr 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: 157 wins, 204 draws, 112 losses.
Openings as White
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| B25 | Hungarian Opening | 79 | 32/35/12 | 40.5% |
| A07 | Réti Opening | 46 | 15/20/11 | 32.6% |
| B25 | Sicilian | 21 | 11/9/1 | 52.4% |
| C00 | King's Indian Attack | 16 | 9/5/2 | 56.3% |
| C25 | Modern Defense | 10 | 4/5/1 | 40.0% |
| B25 | Sicilian: Closed | 6 | 3/1/2 | 50.0% |
| A25 | English Opening: Reverse Sicilian | 5 | 4/1/0 | 80.0% |
| A36 | English Opening: Symmetrical | 4 | 0/2/2 | 0.0% |
| A07 | Réti Opening: Keres Variation | 4 | 0/4/0 | 0.0% |
| C30 | Vienna Game | 4 | 1/0/3 | 25.0% |
Openings as Black
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| B46 | Sicilian | 64 | 19/28/17 | 29.7% |
| A56 | Benoni Defense | 25 | 10/8/7 | 40.0% |
| A42 | Modern Defense | 20 | 6/12/2 | 30.0% |
| E92 | King's Indian Defense: Orthodox Variation | 15 | 1/7/7 | 6.7% |
| D37 | Indian Defense | 12 | 2/5/5 | 16.7% |
| B17 | Caro-Kann: Karpov Variation | 11 | 2/6/3 | 18.2% |
| B22 | Sicilian: Alapin | 11 | 4/4/3 | 36.4% |
| A31 | English Opening | 9 | 3/3/3 | 33.3% |
| A07 | Réti Opening | 8 | 2/5/1 | 25.0% |
| A25 | English Opening: Reverse Sicilian | 8 | 2/5/1 | 25.0% |
Notable wins
| Date | Opponent | Elo | Event | ECO |
|---|---|---|---|---|
| Nov 1982 | Lubomir Kavalek | 2,590 | Olympiad-25 | B20 |
| Jan 1983 | Alexander G Beliavsky | 2,570 | 8th chT-EU Final | A07 |
| Jan 1983 | Krunoslav Hulak | 2,515 | 8th chT-EU Final | B25 |
| Jul 1979 | Gudmundur Sigurjonsson | 2,490 | 4th Esbjerg North Sea Cup A | B25 |
| Apr 1984 | Curt Hansen | 2,485 | ch-DEN 75 Mesterskabet | B46 |
Top events
| Event | Year | Games | Score | TPR |
|---|---|---|---|---|
| 4th Esbjerg North Sea Cup A | 1979 | 13 | 6.5 | 2,428 |
| ch-Nordic | 1985 | 13 | 5.5 | 2,399 |
| ch-DEN 70 Mesterskabet | 1979 | 11 | 6.5 | 2,407 |
| ch-DEN 73 Mesterskabet | 1982 | 11 | 6.5 | 2,437 |
| 22nd Olympiad | 1976 | 11 | 6.5 | 2,451 |
| ch-World U20 11 Final B | 1971 | 11 | 7.5 | – |
| ch-DEN 71 Mesterskabet | 1980 | 11 | 5.5 | 2,377 |
| Winterthur U20 | 1974 | 11 | 7 | – |
Frequent opponents
Head-to-head records: Carsten Hoi (13 games)
Interactive opening tree from all 473 games, weak-spot detection and engine analysis.
Start preparationFrequently asked questions
Where can I find Jacob Ost-Hansen's chess games?
473 games by Jacob Ost-Hansen, from Apr 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 Jacob Ost-Hansen has played.
What does Jacob Ost-Hansen play on the first move as White?
Across 226 games with White in our database, Jacob Ost-Hansen opens with 1.g3 (63% of games), 1.e4 (32% of games), 1.Nf3 (3% of games). Against 1.e4 as Black, Jacob Ost-Hansen answers 1...c5 (69% of games), 1...c6 (21% of games), 1...e5 (8% of games). Against 1.d4: 1...Nf6 (87% of games), 1...g6 (9% of games), 1...d5 (2% of games).
What openings does Jacob Ost-Hansen play as White?
As White, Jacob Ost-Hansen's most-played openings in our database are: Hungarian Opening (79 games, 40.5% win rate); Réti Opening (46 games, 32.6% win rate); Sicilian (21 games, 52.4% win rate). The full breakdown of 226 games with White is in the table above.
What openings does Jacob Ost-Hansen play as Black?
As Black, Jacob Ost-Hansen most often plays: Sicilian (64 games, 29.7% win rate); Benoni Defense (25 games, 40.0% win rate); Modern Defense (20 games, 30.0% win rate). See the table above for the top ten Black openings across 247 games.
What is Jacob Ost-Hansen's FIDE rating?
Jacob Ost-Hansen is currently rated 2,342 in classical chess, 2,259 in rapid and 2,156 in blitz. Peak classical rating: 2,425 (Apr 2003).
How many games has Jacob Ost-Hansen played?
Our database contains 473 games by Jacob Ost-Hansen, covering Apr 2003 to Jul 2026. Overall record: 157 wins, 204 draws, 112 losses (33.2% win rate).
How do I prepare against Jacob Ost-Hansen?
473 games by Jacob Ost-Hansen 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.