Prepare against Erling Mortensen
IM · DNK · World #1,221 classical · FIDE ID 1400045
Our database contains 1,416 games by Erling Mortensen, covering Apr 2003 to Jul 2026. Below you'll find Erling Mortensen's most-played openings with White and Black, career performance record, notable wins and top events — everything you need to scout Erling Mortensen 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 | 2,432 | 2,471 | Apr 2005 |
Performance record
| Split | Games | Wins | Draws | Losses | Win rate |
|---|---|---|---|---|---|
| Overall | 1,416 | 549 | 464 | 403 | 38.8% |
| As White | 728 | 322 | 234 | 172 | 44.2% |
| As Black | 688 | 227 | 230 | 231 | 33.0% |
Move-by-move preparation stats
Straight from the preparation tree built over all of Erling Mortensen's games — the same tree the interactive prep board lets you walk to any depth. Scores are from Erling Mortensen's side.
First moves as White (728 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| e4 | 641 | 88.0% | 60.1% |
| c4 | 57 | 7.8% | 65.8% |
| Nf3 | 19 | 2.6% | 60.5% |
| g3 | 5 | 0.7% | 60.0% |
| d4 | 4 | 0.5% | 50.0% |
| f4 | 2 | 0.3% | 0.0% |
Main lines as White
- 1.e4 — 88% of White games, 60.1% score
- …c5 (41% of these games) — Mortensen usually continues Nf3 (59.2% score)
- …e5 (20% of these games) — Mortensen usually continues Nf3 (60.5% score)
- …e6 (14% of these games) — Mortensen usually continues d4 (63.2% score)
- 1.c4 — 8% of White games, 65.8% score
- …Nf6 (32% of these games) — Mortensen usually continues Nc3 (56.7% score)
- …e6 (19% of these games) — Mortensen usually continues Nc3 (68.8% score)
- …e5 (18% of these games) — Mortensen usually continues Nc3 (72.2% score)
As Black against 1.e4 (280 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| c5 | 232 | 82.9% | 49.1% |
| e5 | 21 | 7.5% | 42.9% |
| g6 | 16 | 5.7% | 40.6% |
| d6 | 10 | 3.6% | 65.0% |
| e6 | 1 | 0.4% | 50.0% |
As Black against 1.d4 (268 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| Nf6 | 221 | 82.5% | 49.3% |
| g6 | 26 | 9.7% | 61.5% |
| d6 | 13 | 4.9% | 50.0% |
| d5 | 7 | 2.6% | 85.7% |
| f5 | 1 | 0.4% | 50.0% |
Erling Mortensen's chess games
All 1,416 games by Erling Mortensen 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: 549 wins, 464 draws, 403 losses.
Openings as White
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| B57 | Sicilian | 83 | 38/25/20 | 45.8% |
| B92 | Sicilian: Najdorf | 60 | 24/17/19 | 40.0% |
| C86 | Ruy Lopez: Closed | 38 | 18/13/7 | 47.4% |
| B31 | Sicilian: Rossolimo | 37 | 20/8/9 | 54.1% |
| B06 | Modern Defense | 34 | 20/5/9 | 58.8% |
| C78 | Ruy Lopez: Morphy Defense | 29 | 16/7/6 | 55.2% |
| B14 | Caro-Kann: Exchange Variation | 25 | 7/13/5 | 28.0% |
| B09 | Pirc Defense | 25 | 12/4/9 | 48.0% |
| B12 | Caro-Kann: Advance Variation | 24 | 10/7/7 | 41.7% |
| B76 | Sicilian: Dragon | 24 | 9/9/6 | 37.5% |
Openings as Black
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| B42 | Sicilian | 120 | 35/41/44 | 29.2% |
| E94 | King's Indian Defense: Orthodox Variation | 57 | 17/14/26 | 29.8% |
| B06 | Modern Defense | 53 | 24/9/20 | 45.3% |
| E68 | Indian Defense | 44 | 13/18/13 | 29.5% |
| B83 | Sicilian: Scheveningen | 38 | 9/16/13 | 23.7% |
| E69 | English Opening | 38 | 11/13/14 | 28.9% |
| A65 | King's Indian: Sämisch | 35 | 6/16/13 | 17.1% |
| B47 | Sicilian: Taimanov | 22 | 10/4/8 | 45.5% |
| A57 | Benoni Defense | 21 | 7/9/5 | 33.3% |
| E61 | King's Indian Defense | 21 | 7/5/9 | 33.3% |
Notable wins
| Date | Opponent | Elo | Event | ECO |
|---|---|---|---|---|
| Apr 2000 | Curt Hansen | 2,607 | Bundesliga 1999-00 | B43 |
| Jan 1989 | Simen Agdestein | 2,605 | Espoo zt | A08 |
| Jan 1994 | John D M Nunn | 2,605 | Vejle | B33 |
| Dec 1994 | Alon Greenfeld | 2,600 | Olympiad-31 | B89 |
| Jan 1985 | Vassily Smyslov | 2,600 | Bronshoj Jubilee | A49 |
Top events
| Event | Year | Games | Score | TPR |
|---|---|---|---|---|
| ch-DEN | 2004 | 153 | 83 | 2,472 |
| Gausdal Jubilee | 1983 | 17 | 10 | 2,468 |
| Riga | 1981 | 15 | 8 | 2,522 |
| Espoo zt | 1989 | 13 | 5 | 2,422 |
| Leningrad Kotov Memorial | 1984 | 13 | 8 | 2,554 |
| Copenhagen Open | 1998 | 13 | 7.5 | 2,388 |
| 4th Esbjerg North Sea Cup A | 1979 | 13 | 7.5 | 2,490 |
| 5th Canarias en Red prel | 2004 | 13 | 8 | 2,256 |
Frequent opponents
Head-to-head records: Carsten Hoi (34 games) · Lars Schandorff (30 games) · Jens Ove Fries-Nielsen (28 games) · Curt Hansen (27 games) · Peter Heine Nielsen (22 games) · Bjarke Sahl (21 games) · Klaus Berg (17 games) · Jonny Hector (15 games)
Interactive opening tree from all 1,416 games, weak-spot detection and engine analysis.
Start preparationFrequently asked questions
Where can I find Erling Mortensen's chess games?
1,416 games by Erling Mortensen, 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 Erling Mortensen has played.
What does Erling Mortensen play on the first move as White?
Across 728 games with White in our database, Erling Mortensen opens with 1.e4 (88% of games), 1.c4 (8% of games), 1.Nf3 (3% of games). Against 1.e4 as Black, Erling Mortensen answers 1...c5 (83% of games), 1...e5 (8% of games), 1...g6 (6% of games). Against 1.d4: 1...Nf6 (82% of games), 1...g6 (10% of games), 1...d6 (5% of games).
What openings does Erling Mortensen play as White?
As White, Erling Mortensen's most-played openings in our database are: Sicilian (83 games, 45.8% win rate); Sicilian: Najdorf (60 games, 40.0% win rate); Ruy Lopez: Closed (38 games, 47.4% win rate). The full breakdown of 728 games with White is in the table above.
What openings does Erling Mortensen play as Black?
As Black, Erling Mortensen most often plays: Sicilian (120 games, 29.2% win rate); King's Indian Defense: Orthodox Variation (57 games, 29.8% win rate); Modern Defense (53 games, 45.3% win rate). See the table above for the top ten Black openings across 688 games.
What is Erling Mortensen's FIDE rating?
Erling Mortensen is currently rated 2,432 in classical chess. Peak classical rating: 2,471 (Apr 2005).
How many games has Erling Mortensen played?
Our database contains 1,416 games by Erling Mortensen, covering Apr 2003 to Jul 2026. Overall record: 549 wins, 464 draws, 403 losses (38.8% win rate).
How do I prepare against Erling Mortensen?
1,416 games by Erling Mortensen 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.