Prepare against Per O Andersen
Norway · World #29,761 classical · FIDE ID 1503138
Our database contains 73 games by Per O Andersen, covering Apr 2003 to Jul 2026. Below you'll find Per O Andersen's most-played openings with White and Black, career performance record, notable wins and top events — everything you need to scout Per O Andersen 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 | 1,987 | 2,190 | Jul 2006 |
| Rapid | 1,967 | 2,090 | Aug 2012 |
Performance record
| Split | Games | Wins | Draws | Losses | Win rate |
|---|---|---|---|---|---|
| Overall | 73 | 18 | 24 | 31 | 24.7% |
| As White | 35 | 10 | 14 | 11 | 28.6% |
| As Black | 38 | 8 | 10 | 20 | 21.1% |
Move-by-move preparation stats
Straight from the preparation tree built over all of Per O Andersen's games — the same tree the interactive prep board lets you walk to any depth. Scores are from Per O Andersen's side.
First moves as White (35 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| d4 | 24 | 68.6% | 45.8% |
| Nf3 | 6 | 17.1% | 58.3% |
| e4 | 5 | 14.3% | 50.0% |
Main lines as White
- 1.d4 — 69% of White games, 45.8% score
- …d5 (42% of these games) — Andersen usually continues c4 (75.0% score)
- …Nf6 (42% of these games) — Andersen usually continues Nf3 (28.6% score)
- …c6 (8% of these games) — Andersen usually continues Nf3 (75.0% score)
- 1.Nf3 — 17% of White games, 58.3% score
- …Nf6 (67% of these games) — Andersen usually continues e3 (83.3% score)
- …d5 (17% of these games) — Andersen usually continues e3 (50.0% score)
- …c5 (17% of these games) — Andersen usually continues e3 (50.0% score)
As Black against 1.e4 (24 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| c5 | 11 | 45.8% | 31.8% |
| d5 | 9 | 37.5% | 50.0% |
| e5 | 2 | 8.3% | 0.0% |
| c6 | 2 | 8.3% | 25.0% |
As Black against 1.d4 (8 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| Nf6 | 6 | 75.0% | 16.7% |
| d5 | 2 | 25.0% | 0.0% |
Per O Andersen's chess games
All 73 games by Per O Andersen 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: 18 wins, 24 draws, 31 losses.
Openings as White
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| D02 | King's Indian Defense | 4 | 0/2/2 | 0.0% |
| A48 | London System | 3 | 0/2/1 | 0.0% |
| A30 | Réti Opening | 3 | 1/2/0 | 33.3% |
| D04 | Queen's Pawn Game | 3 | 1/1/1 | 33.3% |
| A46 | Indian Defense | 3 | 1/1/1 | 33.3% |
| D05 | Colle System | 2 | 0/1/1 | 0.0% |
| E01 | Catalan | 2 | 2/0/0 | 100.0% |
| D05 | Horwitz Defense | 1 | 0/1/0 | 0.0% |
| C05 | French: Tarrasch Variation | 1 | 0/0/1 | 0.0% |
| E97 | King's Indian Defense: Orthodox Variation | 1 | 0/1/0 | 0.0% |
Openings as Black
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| B01 | Scandinavian Defense: Modern Variation | 8 | 2/3/3 | 25.0% |
| B22 | Sicilian | 6 | 1/0/5 | 16.7% |
| A57 | Benoni Defense | 5 | 0/1/4 | 0.0% |
| B48 | Sicilian: Taimanov | 4 | 2/1/1 | 50.0% |
| D32 | Queen's Gambit Declined | 2 | 1/0/1 | 50.0% |
| A33 | English Opening: Symmetrical | 2 | 1/1/0 | 50.0% |
| A30 | Queen's Indian Defense | 1 | 0/1/0 | 0.0% |
| B40 | Réti Opening | 1 | 0/1/0 | 0.0% |
| C87 | Ruy Lopez: Closed | 1 | 0/0/1 | 0.0% |
| B01 | Scandinavian Defense | 1 | 1/0/0 | 100.0% |
Notable wins
| Date | Opponent | Elo | Event | ECO |
|---|---|---|---|---|
| Oct 2018 | Jan Christensen | 2,207 | Aalborg Larsen Memorial | A30 |
| Apr 2003 | Jakob Aabling-Thomsen | 2,122 | chB-DEN | B22 |
| Dec 2013 | Sebastian Leidorf | 2,052 | 51st Groningen Open compact A | A33 |
| Apr 2011 | Terje Torgersen | 2,041 | Fagernes Norsk Open A | B44 |
| Apr 2011 | Borge Waaktaar Svanholm | 1,993 | Fagernes Norsk Open A | A48 |
Top events
| Event | Year | Games | Score | TPR |
|---|---|---|---|---|
| Reykjavik Open | 2014 | 10 | 4.5 | 2,002 |
| Helsingor Xtracon Open | 2016 | 10 | 5 | 1,898 |
| Oslo Open B | 2004 | 9 | 2 | 1,711 |
| Fagernes Norsk Open A | 2011 | 9 | 5 | 2,067 |
| chB-NOR | 2015 | 8 | 3 | 1,988 |
| Aalborg Larsen Memorial | 2018 | 6 | 2.5 | 2,091 |
| chB-DEN | 2003 | 6 | 1.5 | 1,921 |
| chT-EUR Seniors 50 | 2019 | 6 | 2 | 1,995 |
Interactive opening tree from all 73 games, weak-spot detection and engine analysis.
Start preparationFrequently asked questions
Where can I find Per O Andersen's chess games?
73 games by Per O Andersen, 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 Per O Andersen has played.
What does Per O Andersen play on the first move as White?
Across 35 games with White in our database, Per O Andersen opens with 1.d4 (69% of games), 1.Nf3 (17% of games), 1.e4 (14% of games). Against 1.e4 as Black, Per O Andersen answers 1...c5 (46% of games), 1...d5 (38% of games), 1...e5 (8% of games). Against 1.d4: 1...Nf6 (75% of games), 1...d5 (25% of games).
What openings does Per O Andersen play as White?
As White, Per O Andersen's most-played openings in our database are: King's Indian Defense (4 games, 0.0% win rate); London System (3 games, 0.0% win rate); Réti Opening (3 games, 33.3% win rate). The full breakdown of 35 games with White is in the table above.
What openings does Per O Andersen play as Black?
As Black, Per O Andersen most often plays: Scandinavian Defense: Modern Variation (8 games, 25.0% win rate); Sicilian (6 games, 16.7% win rate); Benoni Defense (5 games, 0.0% win rate). See the table above for the top ten Black openings across 38 games.
What is Per O Andersen's FIDE rating?
Per O Andersen is currently rated 1,987 in classical chess, 1,967 in rapid. Peak classical rating: 2,190 (Jul 2006).
How many games has Per O Andersen played?
Our database contains 73 games by Per O Andersen, covering Apr 2003 to Jul 2026. Overall record: 18 wins, 24 draws, 31 losses (24.7% win rate).
How do I prepare against Per O Andersen?
73 games by Per O Andersen 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.