Prepare against Berge Ostenstad
GM · Norway · World #1,584 classical · FIDE ID 1500058
Our database contains 1,044 games by Berge Ostenstad, covering Apr 2003 to Jul 2026. Below you'll find Berge Ostenstad's most-played openings with White and Black, career performance record, notable wins and top events — everything you need to scout Berge Ostenstad 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 | 2,405 | 2,506 | Oct 2004 |
| Rapid | 2,414 | 2,465 | Oct 2013 |
| Blitz | 2,429 | 2,429 | Jul 2026 |
Performance record
| Split | Games | Wins | Draws | Losses | Win rate |
|---|---|---|---|---|---|
| Overall | 1,044 | 424 | 352 | 268 | 40.6% |
| As White | 523 | 227 | 177 | 119 | 43.4% |
| As Black | 521 | 197 | 175 | 149 | 37.8% |
Move-by-move preparation stats
Straight from the preparation tree built over all of Berge Ostenstad's games — the same tree the interactive prep board lets you walk to any depth. Scores are from Berge Ostenstad's side.
First moves as White (523 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| d4 | 319 | 61.0% | 61.1% |
| c4 | 98 | 18.7% | 59.2% |
| Nf3 | 91 | 17.4% | 57.7% |
| g3 | 14 | 2.7% | 71.4% |
| Nc3 | 1 | 0.2% | 0.0% |
Main lines as White
- 1.d4 — 61% of White games, 61.1% score
- …Nf6 (69% of these games) — Ostenstad usually continues c4 (62.5% score)
- …d5 (21% of these games) — Ostenstad usually continues c4 (65.6% score)
- …e6 (3% of these games) — Ostenstad usually continues c4 (75.0% score)
- 1.c4 — 19% of White games, 59.2% score
- …e5 (24% of these games) — Ostenstad usually continues g3 (50.0% score)
- …Nf6 (22% of these games) — Ostenstad usually continues Nc3 (58.3% score)
- …e6 (18% of these games) — Ostenstad usually continues Nf3 (41.7% score)
As Black against 1.e4 (213 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| e6 | 104 | 48.8% | 52.9% |
| c5 | 45 | 21.1% | 61.1% |
| c6 | 38 | 17.8% | 52.6% |
| d5 | 20 | 9.4% | 50.0% |
| e5 | 3 | 1.4% | 16.7% |
| a6 | 1 | 0.5% | 0.0% |
As Black against 1.d4 (188 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| Nf6 | 151 | 80.3% | 60.6% |
| d5 | 13 | 6.9% | 38.5% |
| e6 | 13 | 6.9% | 57.7% |
| c5 | 7 | 3.7% | 35.7% |
| f5 | 4 | 2.1% | 37.5% |
Berge Ostenstad's chess games
All 1,044 games by Berge Ostenstad 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: 424 wins, 352 draws, 268 losses.
Openings as White
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| E97 | King's Indian Defense: Orthodox Variation | 68 | 30/29/9 | 44.1% |
| D55 | Indian Defense | 58 | 27/18/13 | 46.6% |
| D18 | Slav Defense | 44 | 16/13/15 | 36.4% |
| D90 | English Opening | 42 | 15/19/8 | 35.7% |
| A57 | Benoni Defense | 31 | 13/6/12 | 41.9% |
| E32 | Nimzo-Indian: Classical Variation | 30 | 14/9/7 | 46.7% |
| E15 | Queen's Indian Defense | 29 | 16/5/8 | 55.2% |
| A25 | English Opening: Reverse Sicilian | 27 | 11/8/8 | 40.7% |
| A34 | English Opening: Symmetrical | 24 | 9/9/6 | 37.5% |
| A89 | Dutch Defense | 14 | 8/4/2 | 57.1% |
Openings as Black
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| C18 | French: Winawer Variation | 57 | 22/21/14 | 38.6% |
| D36 | Indian Defense | 56 | 16/24/16 | 28.6% |
| D85 | Grünfeld Defense | 36 | 16/13/7 | 44.4% |
| B43 | Sicilian | 31 | 13/11/7 | 41.9% |
| E12 | Queen's Indian Defense | 30 | 16/7/7 | 53.3% |
| C06 | French: Tarrasch Variation | 25 | 7/9/9 | 28.0% |
| A37 | English Opening: Symmetrical | 20 | 7/5/8 | 35.0% |
| A56 | Benoni Defense | 19 | 7/6/6 | 36.8% |
| B01 | Scandinavian Defense: Modern Variation | 18 | 5/8/5 | 27.8% |
| D42 | Caro-Kann: Exchange Variation | 15 | 5/7/3 | 33.3% |
Notable wins
| Date | Opponent | Elo | Event | ECO |
|---|---|---|---|---|
| Jul 2006 | Magnus Carlsen | 2,673 | ch-NOR | A20 |
| Jan 1994 | Simen Agdestein | 2,595 | ch-NOR | D91 |
| Nov 2007 | Erik Van den Doel | 2,593 | chT-NOR Ishav 0708 | C18 |
| Jan 1988 | Larry Christiansen | 2,575 | Reykjavik Open | A48 |
| Jul 2008 | Kjetil A. Lie | 2,558 | ch-NOR Elite | B43 |
Top events
| Event | Year | Games | Score | TPR |
|---|---|---|---|---|
| ch-NOR | 2023 | 283 | 174 | 2,472 |
| Gausdal Int | 1995 | 57 | 34 | 2,474 |
| Troll Masters | 1992 | 46 | 29.5 | 2,512 |
| Arnold Cup | 1997 | 35 | 21 | 2,465 |
| chT-NOR | 2006 | 28 | 16 | 2,402 |
| Oslo | 1988 | 27 | 15.5 | 2,441 |
| ch-Nordic | 2001 | 20 | 9.5 | 2,377 |
| Peer Gynt | 1994 | 20 | 11 | 2,462 |
Frequent opponents
Head-to-head records: Rune Djurhuus (33 games) · Einar J Gausel (31 games) · Jonathan D Tisdall (22 games) · Simen Agdestein (19 games) · Frode Elsness (18 games) · Kjetil A. Lie (17 games) · Leif Erlend Johannessen (16 games) · Frode Olav Olsen Urkedal (14 games)
Interactive opening tree from all 1,044 games, weak-spot detection and engine analysis.
Start preparationFrequently asked questions
Where can I find Berge Ostenstad's chess games?
1,044 games by Berge Ostenstad, 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 Berge Ostenstad has played.
What does Berge Ostenstad play on the first move as White?
Across 523 games with White in our database, Berge Ostenstad opens with 1.d4 (61% of games), 1.c4 (19% of games), 1.Nf3 (17% of games). Against 1.e4 as Black, Berge Ostenstad answers 1...e6 (49% of games), 1...c5 (21% of games), 1...c6 (18% of games). Against 1.d4: 1...Nf6 (80% of games), 1...d5 (7% of games), 1...e6 (7% of games).
What openings does Berge Ostenstad play as White?
As White, Berge Ostenstad's most-played openings in our database are: King's Indian Defense: Orthodox Variation (68 games, 44.1% win rate); Indian Defense (58 games, 46.6% win rate); Slav Defense (44 games, 36.4% win rate). The full breakdown of 523 games with White is in the table above.
What openings does Berge Ostenstad play as Black?
As Black, Berge Ostenstad most often plays: French: Winawer Variation (57 games, 38.6% win rate); Indian Defense (56 games, 28.6% win rate); Grünfeld Defense (36 games, 44.4% win rate). See the table above for the top ten Black openings across 521 games.
What is Berge Ostenstad's FIDE rating?
Berge Ostenstad is currently rated 2,405 in classical chess, 2,414 in rapid and 2,429 in blitz. Peak classical rating: 2,506 (Oct 2004).
How many games has Berge Ostenstad played?
Our database contains 1,044 games by Berge Ostenstad, covering Apr 2003 to Jul 2026. Overall record: 424 wins, 352 draws, 268 losses (40.6% win rate).
How do I prepare against Berge Ostenstad?
1,044 games by Berge Ostenstad 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.