Prepare against Oystein R. Andersen
Norway · World #25,683 classical · FIDE ID 1505734
Our database contains 38 games by Oystein R. Andersen, covering Jul 2010 to Jul 2026. Below you'll find Oystein R. Andersen's most-played openings with White and Black, career performance record, notable wins and top events — everything you need to scout Oystein R. 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 | 2,013 | 2,078 | Mar 2018 |
| Rapid | 1,965 | 1,984 | Sep 2017 |
| Blitz | 1,996 | 2,053 | Jul 2016 |
Performance record
| Split | Games | Wins | Draws | Losses | Win rate |
|---|---|---|---|---|---|
| Overall | 38 | 12 | 10 | 16 | 31.6% |
| As White | 18 | 7 | 4 | 7 | 38.9% |
| As Black | 20 | 5 | 6 | 9 | 25.0% |
Move-by-move preparation stats
Straight from the preparation tree built over all of Oystein R. Andersen's games — the same tree the interactive prep board lets you walk to any depth. Scores are from Oystein R. Andersen's side.
First moves as White (18 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| c4 | 18 | 100.0% | 50.0% |
Main lines as White
- 1.c4 — 100% of White games, 50.0% score
- …e5 (28% of these games) — Andersen usually continues Nc3 (62.5% score)
- …Nf6 (22% of these games) — Andersen usually continues Nf3 (33.3% score)
- …e6 (17% of these games) — Andersen usually continues g3 (25.0% score)
As Black against 1.e4 (8 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| c5 | 5 | 62.5% | 50.0% |
| c6 | 1 | 12.5% | 100.0% |
| Nf6 | 1 | 12.5% | 100.0% |
| d6 | 1 | 12.5% | 50.0% |
As Black against 1.d4 (7 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| Nf6 | 5 | 71.4% | 20.0% |
| d5 | 2 | 28.6% | 50.0% |
Oystein R. Andersen's chess games
All 38 games by Oystein R. Andersen in the Chess.ceo database (Jul 2010 - 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: 12 wins, 10 draws, 16 losses.
Openings as White
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| A13 | English Opening | 7 | 1/3/3 | 14.3% |
| A21 | English Opening: Reverse Sicilian | 5 | 3/1/1 | 60.0% |
| A36 | English Opening: Symmetrical | 2 | 2/0/0 | 100.0% |
| A85 | English Opening: Dutch Defense | 1 | 1/0/0 | 100.0% |
| E38 | Benoni Defense | 1 | 0/0/1 | 0.0% |
| A11 | English Opening: Slav Setup | 1 | 0/0/1 | 0.0% |
| E12 | Queen's Indian Defense | 1 | 0/0/1 | 0.0% |
Openings as Black
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| A26 | English Opening | 3 | 0/2/1 | 0.0% |
| E91 | King's Indian Defense: Orthodox Variation | 3 | 0/0/3 | 0.0% |
| D20 | Queen's Gambit Accepted | 2 | 1/0/1 | 50.0% |
| B23 | Sicilian: Closed | 2 | 0/2/0 | 0.0% |
| B76 | Sicilian: Dragon | 2 | 0/1/1 | 0.0% |
| E65 | Réti Opening: Symmetrical Defense | 1 | 0/0/1 | 0.0% |
| B22 | Sicilian: Alapin | 1 | 1/0/0 | 100.0% |
| B05 | Alekhine Defense | 1 | 1/0/0 | 100.0% |
| D00 | Trompowsky Attack | 1 | 0/0/1 | 0.0% |
| A69 | Benoni Defense | 1 | 1/0/0 | 100.0% |
Notable wins
| Date | Opponent | Elo | Event | ECO |
|---|---|---|---|---|
| Jan 2016 | Ornulf Stubberud | 2,288 | chT-NOR 1516 | A36 |
| Nov 2014 | Lars Gunnesdal | 2,129 | chT-NOR 1415 | A29 |
| Jun 2013 | Vidar Edvardsen | 2,055 | ch-NOR Class1 | A37 |
| Jun 2013 | Hakon Haugsrud | 2,043 | ch-NOR Class1 | B22 |
| Jun 2013 | Gunnar Stake-Larsen | 2,013 | ch-NOR Class1 | A69 |
Top events
| Event | Year | Games | Score | TPR |
|---|---|---|---|---|
| chT-NOR Clubs | 2010 | 7 | 4 | 1,822 |
| ch-NOR Class1 | 2013 | 7 | 5.5 | 2,266 |
| chT-NOR 1718 | 2018 | 5 | 1 | 1,978 |
| chB-NOR Open | 2003 | 5 | 3.5 | 1,964 |
| chT-NOR 1415 | 2015 | 4 | 1 | 1,999 |
| chT-NOR 1516 | 2016 | 3 | 1 | 2,123 |
| chT-NOR 0506 | 2005 | 2 | 0 | 1,775 |
| ch-NOR Master | 2014 | 2 | 1 | 2,097 |
Interactive opening tree from all 38 games, weak-spot detection and engine analysis.
Start preparationFrequently asked questions
Where can I find Oystein R. Andersen's chess games?
38 games by Oystein R. Andersen, from Jul 2010 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 Oystein R. Andersen has played.
What does Oystein R. Andersen play on the first move as White?
Across 18 games with White in our database, Oystein R. Andersen opens with 1.c4 (100% of games). Against 1.e4 as Black, Oystein R. Andersen answers 1...c5 (63% of games), 1...c6 (13% of games), 1...Nf6 (13% of games). Against 1.d4: 1...Nf6 (71% of games), 1...d5 (29% of games).
What openings does Oystein R. Andersen play as White?
As White, Oystein R. Andersen's most-played openings in our database are: English Opening (7 games, 14.3% win rate); English Opening: Reverse Sicilian (5 games, 60.0% win rate); English Opening: Symmetrical (2 games, 100.0% win rate). The full breakdown of 18 games with White is in the table above.
What openings does Oystein R. Andersen play as Black?
As Black, Oystein R. Andersen most often plays: English Opening (3 games, 0.0% win rate); King's Indian Defense: Orthodox Variation (3 games, 0.0% win rate); Queen's Gambit Accepted (2 games, 50.0% win rate). See the table above for the top ten Black openings across 20 games.
What is Oystein R. Andersen's FIDE rating?
Oystein R. Andersen is currently rated 2,013 in classical chess, 1,965 in rapid and 1,996 in blitz. Peak classical rating: 2,078 (Mar 2018).
How many games has Oystein R. Andersen played?
Our database contains 38 games by Oystein R. Andersen, covering Jul 2010 to Jul 2026. Overall record: 12 wins, 10 draws, 16 losses (31.6% win rate).
How do I prepare against Oystein R. Andersen?
38 games by Oystein R. 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.