Prepare against Jan Mose Nielsen
DNK · World #23,530 classical · FIDE ID 1405306
Our database contains 597 games by Jan Mose Nielsen, covering Apr 2003 to Aug 2026. Below you'll find Jan Mose Nielsen's most-played openings with White and Black, career performance record, notable wins and top events — everything you need to scout Jan Mose Nielsen 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 | 2,029 | 2,175 | Jul 2007 |
| Rapid | 2,076 | 2,096 | Oct 2014 |
| Blitz | 2,094 | 2,261 | Apr 2017 |
Performance record
| Split | Games | Wins | Draws | Losses | Win rate |
|---|---|---|---|---|---|
| Overall | 597 | 240 | 169 | 187 | 40.2% |
| As White | 292 | 131 | 83 | 78 | 44.9% |
| As Black | 305 | 109 | 86 | 109 | 35.7% |
Move-by-move preparation stats
Straight from the preparation tree built over all of Jan Mose Nielsen's games — the same tree the interactive prep board lets you walk to any depth. Scores are from Jan Mose Nielsen's side.
First moves as White (292 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| d4 | 173 | 59.2% | 57.8% |
| e4 | 104 | 35.6% | 61.5% |
| c4 | 8 | 2.7% | 56.3% |
| g4 | 3 | 1.0% | 50.0% |
| b3 | 1 | 0.3% | 50.0% |
| b4 | 1 | 0.3% | 0.0% |
Main lines as White
- 1.d4 — 59% of White games, 57.8% score
- …Nf6 (50% of these games) — Nielsen usually continues Bg5 (62.5% score)
- …d5 (31% of these games) — Nielsen usually continues c4 (68.8% score)
- …e6 (6% of these games) — Nielsen usually continues c4 (40.0% score)
- 1.e4 — 36% of White games, 61.5% score
- …c5 (46% of these games) — Nielsen usually continues Nf3 (48.1% score)
- …e5 (16% of these games) — Nielsen usually continues Bc4 (81.3% score)
- …e6 (13% of these games) — Nielsen usually continues d4 (70.8% score)
As Black against 1.e4 (135 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| c5 | 99 | 73.3% | 48.5% |
| e5 | 22 | 16.3% | 45.5% |
| c6 | 6 | 4.4% | 16.7% |
| g6 | 3 | 2.2% | 66.7% |
| d6 | 2 | 1.5% | 50.0% |
| e6 | 2 | 1.5% | 75.0% |
As Black against 1.d4 (106 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| Nf6 | 48 | 45.3% | 58.3% |
| d5 | 45 | 42.5% | 52.2% |
| f5 | 7 | 6.6% | 35.7% |
| c5 | 4 | 3.8% | 62.5% |
| g6 | 1 | 0.9% | 0.0% |
| e6 | 1 | 0.9% | 0.0% |
Jan Mose Nielsen's chess games
All 597 games by Jan Mose Nielsen in the Chess.ceo database (Apr 2003 - Aug 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: 240 wins, 169 draws, 187 losses.
Openings as White
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| D00 | London System | 24 | 11/6/7 | 45.8% |
| A45 | Trompowsky Attack | 24 | 11/7/6 | 45.8% |
| D03 | Torre Attack | 16 | 7/3/6 | 43.8% |
| B21 | Sicilian: Smith-Morra Gambit | 14 | 7/3/4 | 50.0% |
| D16 | Slav Defense | 14 | 8/1/5 | 57.1% |
| C13 | Indian Defense | 13 | 7/4/2 | 53.8% |
| D02 | Queen's Pawn Game | 12 | 4/6/2 | 33.3% |
| B22 | Sicilian | 11 | 4/5/2 | 36.4% |
| A80 | Dutch Defense | 10 | 5/4/1 | 50.0% |
| B90 | Sicilian: Najdorf | 10 | 3/1/6 | 30.0% |
Openings as Black
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| B32 | Sicilian | 47 | 15/12/20 | 31.9% |
| D15 | Slav Defense | 36 | 14/9/12 | 38.9% |
| A57 | Benoni Defense | 25 | 12/6/7 | 48.0% |
| A31 | English Opening | 14 | 4/2/8 | 28.6% |
| A46 | Indian Defense | 13 | 5/3/5 | 38.5% |
| B23 | Sicilian: Closed | 12 | 6/3/3 | 50.0% |
| A21 | English Opening: Reverse Sicilian | 11 | 5/5/1 | 45.5% |
| B75 | Sicilian: Dragon | 10 | 3/2/5 | 30.0% |
| A00 | Réti Opening | 9 | 2/3/4 | 22.2% |
| B22 | Sicilian: Alapin | 7 | 4/3/0 | 57.1% |
Notable wins
| Date | Opponent | Elo | Event | ECO |
|---|---|---|---|---|
| Dec 2010 | Rauan Sagit | 2,406 | 40th Rilton Cup | B22 |
| Aug 2010 | Tom Petri Petersen | 2,307 | 32nd Politiken Cup | E81 |
| Jan 2007 | Sebastian Nilsson | 2,278 | Copenhagen Challenge | B88 |
| Jul 2009 | Svetlana Agrest | 2,260 | 31st Politiken Cup | C41 |
| May 2023 | Mikkel Vinh Loftgaard | 2,258 | DEN-ch Blitz Open | D02 |
Top events
| Event | Year | Games | Score | TPR |
|---|---|---|---|---|
| Budapest FS06 FM-A | 2004 | 19 | 12.5 | 2,216 |
| Copenhagen Challenge | 2011 | 16 | 7.5 | 2,134 |
| Budapest FS05 FM | 2001 | 11 | 6.5 | 2,132 |
| 25th Politiken Cup | 2003 | 11 | 6 | 2,233 |
| 19th Politiken Cup | 1997 | 11 | 6 | 2,228 |
| 20th Politiken Cup | 1998 | 11 | 6 | 2,258 |
| 22nd Politiken Cup | 2000 | 11 | 6 | 2,309 |
| 34th Politiken Cup | 2012 | 10 | 6 | 2,129 |
Interactive opening tree from all 597 games, weak-spot detection and engine analysis.
Start preparationFrequently asked questions
Where can I find Jan Mose Nielsen's chess games?
597 games by Jan Mose Nielsen, from Apr 2003 to Aug 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 Jan Mose Nielsen has played.
What does Jan Mose Nielsen play on the first move as White?
Across 292 games with White in our database, Jan Mose Nielsen opens with 1.d4 (59% of games), 1.e4 (36% of games), 1.c4 (3% of games). Against 1.e4 as Black, Jan Mose Nielsen answers 1...c5 (73% of games), 1...e5 (16% of games), 1...c6 (4% of games). Against 1.d4: 1...Nf6 (45% of games), 1...d5 (42% of games), 1...f5 (7% of games).
What openings does Jan Mose Nielsen play as White?
As White, Jan Mose Nielsen's most-played openings in our database are: London System (24 games, 45.8% win rate); Trompowsky Attack (24 games, 45.8% win rate); Torre Attack (16 games, 43.8% win rate). The full breakdown of 292 games with White is in the table above.
What openings does Jan Mose Nielsen play as Black?
As Black, Jan Mose Nielsen most often plays: Sicilian (47 games, 31.9% win rate); Slav Defense (36 games, 38.9% win rate); Benoni Defense (25 games, 48.0% win rate). See the table above for the top ten Black openings across 305 games.
What is Jan Mose Nielsen's FIDE rating?
Jan Mose Nielsen is currently rated 2,029 in classical chess, 2,076 in rapid and 2,094 in blitz. Peak classical rating: 2,175 (Jul 2007).
How many games has Jan Mose Nielsen played?
Our database contains 597 games by Jan Mose Nielsen, covering Apr 2003 to Aug 2026. Overall record: 240 wins, 169 draws, 187 losses (40.2% win rate).
How do I prepare against Jan Mose Nielsen?
597 games by Jan Mose Nielsen 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.