Prepare against Jan Sund
Finland · World #14,151 classical · FIDE ID 501735
Our database contains 82 games by Jan Sund, covering Apr 2003 to Jul 2026. Below you'll find Jan Sund's most-played openings with White and Black, career performance record, notable wins and top events — everything you need to scout Jan Sund 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 | 2,114 | 2,153 | Mar 2025 |
| Rapid | 2,089 | 2,124 | Aug 2020 |
| Blitz | 2,164 | 2,166 | Mar 2026 |
Performance record
| Split | Games | Wins | Draws | Losses | Win rate |
|---|---|---|---|---|---|
| Overall | 82 | 34 | 23 | 25 | 41.5% |
| As White | 36 | 13 | 12 | 11 | 36.1% |
| As Black | 46 | 21 | 11 | 14 | 45.7% |
Move-by-move preparation stats
Straight from the preparation tree built over all of Jan Sund's games — the same tree the interactive prep board lets you walk to any depth. Scores are from Jan Sund's side.
First moves as White (36 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| d4 | 25 | 69.4% | 60.0% |
| Nc3 | 3 | 8.3% | 33.3% |
| g3 | 3 | 8.3% | 50.0% |
| e4 | 2 | 5.6% | 0.0% |
| c4 | 1 | 2.8% | 50.0% |
| c3 | 1 | 2.8% | 100.0% |
Main lines as White
- 1.d4 — 69% of White games, 60.0% score
- …Nf6 (52% of these games) — Sund usually continues c4 (72.2% score)
- …d5 (24% of these games) — Sund usually continues c4 (58.3% score)
- …f5 (12% of these games) — Sund usually continues e4 (50.0% score)
- 1.Nc3 — 8% of White games, 33.3% score
- …c5 (67% of these games) — Sund usually continues Nf3 (0.0% score)
- …d5 (33% of these games) — Sund usually continues d4 (100.0% score)
As Black against 1.e4 (22 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| c5 | 21 | 95.5% | 64.3% |
| c6 | 1 | 4.5% | 100.0% |
As Black against 1.d4 (16 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| f5 | 11 | 68.8% | 50.0% |
| Nf6 | 5 | 31.3% | 50.0% |
Jan Sund's chess games
All 82 games by Jan Sund 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: 34 wins, 23 draws, 25 losses.
Openings as White
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| E04 | Catalan | 9 | 2/4/3 | 22.2% |
| E18 | Queen's Indian Defense | 3 | 3/0/0 | 100.0% |
| A80 | Dutch Defense | 3 | 1/1/1 | 33.3% |
| D07 | Queen's Gambit Accepted | 2 | 1/1/0 | 50.0% |
| A00 | Dunst Opening | 2 | 0/0/2 | 0.0% |
| D80 | Grünfeld Defense | 2 | 2/0/0 | 100.0% |
| D00 | Queen's Pawn Game: Chigorin Variation | 2 | 1/1/0 | 50.0% |
| E76 | King's Indian Defense: Four Pawns Attack | 2 | 1/0/1 | 50.0% |
| A42 | Modern Defense | 2 | 0/1/1 | 0.0% |
| B23 | Sicilian: Closed | 1 | 0/0/1 | 0.0% |
Openings as Black
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| A80 | Dutch Defense | 11 | 3/5/3 | 27.3% |
| B26 | Sicilian: Closed | 8 | 5/0/3 | 62.5% |
| A36 | Sicilian | 5 | 4/0/1 | 80.0% |
| B76 | Sicilian: Dragon | 4 | 1/2/1 | 25.0% |
| B22 | Sicilian: Alapin | 3 | 1/1/1 | 33.3% |
| A52 | Budapest Defense | 3 | 1/1/1 | 33.3% |
| A10 | English Opening: Dutch Defense | 2 | 1/1/0 | 50.0% |
| A08 | Réti Opening | 1 | 1/0/0 | 100.0% |
| B52 | Sicilian: Moscow Variation | 1 | 1/0/0 | 100.0% |
| D12 | Slav Defense | 1 | 1/0/0 | 100.0% |
Notable wins
| Date | Opponent | Elo | Event | ECO |
|---|---|---|---|---|
| Jan 1996 | Allan Kiviaho | 2,245 | chT-FIN 9697 Div-A | A34 |
| Jan 1996 | Teemu Kilpi | 2,200 | ch-Helsinki | A52 |
| Jan 1994 | Kasper Hansen | 2,095 | ch-DEN U20 | A80 |
| Oct 2017 | Jukka Tuovinen | 2,010 | chT2-FIN Gp2 1718 | E19 |
| Oct 2017 | Aapo Haapanen | 2,009 | chT2-FIN Gp2 1718 | A80 |
Top events
| Event | Year | Games | Score | TPR |
|---|---|---|---|---|
| ch-Helsinki | 1997 | 16 | 8 | 2,212 |
| ch-FIN U18 | 1993 | 9 | 6.5 | – |
| ch-DEN U20 | 1994 | 9 | 3.5 | 2,009 |
| chT-FIN 9697 Div-A | 1997 | 6 | 3 | 2,287 |
| chT1-FIN Gp2 | 2023 | 6 | 3 | 2,026 |
| ch-Helsinki SSL | 1993 | 6 | 5.5 | – |
| Lahti Open | 1996 | 5 | 2.5 | 2,302 |
| Scandinavia-ch | 1993 | 5 | 3 | – |
Interactive opening tree from all 82 games, weak-spot detection and engine analysis.
Start preparationFrequently asked questions
Where can I find Jan Sund's chess games?
82 games by Jan Sund, 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 Jan Sund has played.
What does Jan Sund play on the first move as White?
Across 36 games with White in our database, Jan Sund opens with 1.d4 (69% of games), 1.Nc3 (8% of games), 1.g3 (8% of games). Against 1.e4 as Black, Jan Sund answers 1...c5 (95% of games), 1...c6 (5% of games). Against 1.d4: 1...f5 (69% of games), 1...Nf6 (31% of games).
What openings does Jan Sund play as White?
As White, Jan Sund's most-played openings in our database are: Catalan (9 games, 22.2% win rate); Queen's Indian Defense (3 games, 100.0% win rate); Dutch Defense (3 games, 33.3% win rate). The full breakdown of 36 games with White is in the table above.
What openings does Jan Sund play as Black?
As Black, Jan Sund most often plays: Dutch Defense (11 games, 27.3% win rate); Sicilian: Closed (8 games, 62.5% win rate); Sicilian (5 games, 80.0% win rate). See the table above for the top ten Black openings across 46 games.
What is Jan Sund's FIDE rating?
Jan Sund is currently rated 2,114 in classical chess, 2,089 in rapid and 2,164 in blitz. Peak classical rating: 2,153 (Mar 2025).
How many games has Jan Sund played?
Our database contains 82 games by Jan Sund, covering Apr 2003 to Jul 2026. Overall record: 34 wins, 23 draws, 25 losses (41.5% win rate).
How do I prepare against Jan Sund?
82 games by Jan Sund 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.