Prepare against January Jedynak
Poland · World #56,510 classical · FIDE ID 1167065
Our database contains 150 games by January Jedynak, covering Sep 2010 to Jul 2026. Below you'll find January Jedynak's most-played openings with White and Black, career performance record, notable wins and top events — everything you need to scout January Jedynak 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 | 1,868 | 1,921 | Sep 2024 |
| Rapid | 1,878 | 1,881 | May 2025 |
| Blitz | 1,906 | 1,906 | Jul 2026 |
Performance record
| Split | Games | Wins | Draws | Losses | Win rate |
|---|---|---|---|---|---|
| Overall | 150 | 44 | 33 | 73 | 29.3% |
| As White | 64 | 22 | 20 | 22 | 34.4% |
| As Black | 86 | 22 | 13 | 51 | 25.6% |
Move-by-move preparation stats
Straight from the preparation tree built over all of January Jedynak's games — the same tree the interactive prep board lets you walk to any depth. Scores are from January Jedynak's side.
First moves as White (64 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| e4 | 21 | 32.8% | 31.0% |
| b3 | 21 | 32.8% | 54.8% |
| d4 | 21 | 32.8% | 66.7% |
| Nf3 | 1 | 1.6% | 0.0% |
Main lines as White
- 1.e4 — 33% of White games, 31.0% score
- …c5 (38% of these games) — Jedynak usually continues Nf3 (43.8% score)
- …e5 (19% of these games) — Jedynak usually continues Nf3 (33.3% score)
- …c6 (19% of these games) — Jedynak usually continues d4 (12.5% score)
- 1.b3 — 33% of White games, 54.8% score
- …e5 (48% of these games) — Jedynak usually continues Bb2 (55.0% score)
- …d5 (29% of these games) — Jedynak usually continues Bb2 (58.3% score)
- …Nf6 (14% of these games) — Jedynak usually continues Bb2 (33.3% score)
As Black against 1.e4 (47 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| e5 | 16 | 34.0% | 34.4% |
| e6 | 14 | 29.8% | 28.6% |
| c5 | 9 | 19.1% | 22.2% |
| c6 | 6 | 12.8% | 50.0% |
As Black against 1.d4 (29 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| d5 | 11 | 37.9% | 50.0% |
| e6 | 11 | 37.9% | 36.4% |
| Nf6 | 5 | 17.2% | 40.0% |
| d6 | 2 | 6.9% | 0.0% |
January Jedynak's chess games
All 150 games by January Jedynak in the Chess.ceo database (Sep 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: 44 wins, 33 draws, 73 losses.
Openings as White
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| A01 | Nimzovich-Larsen attack | 21 | 9/5/7 | 42.9% |
| D44 | Slav Defense | 5 | 3/2/0 | 60.0% |
| A69 | Benoni Defense | 4 | 2/2/0 | 50.0% |
| B51 | Sicilian: Moscow Variation | 3 | 0/1/2 | 0.0% |
| A46 | Indian Defense | 3 | 1/0/2 | 33.3% |
| B27 | Sicilian | 3 | 1/2/0 | 33.3% |
| A80 | Dutch Defense | 2 | 2/0/0 | 100.0% |
| B13 | Caro-Kann: Exchange Variation | 2 | 0/1/1 | 0.0% |
| B12 | Caro-Kann: Advance Variation | 2 | 0/0/2 | 0.0% |
| E38 | Nimzo-Indian: Classical Variation | 2 | 0/0/2 | 0.0% |
Openings as Black
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| D45 | Slav Defense | 9 | 3/1/5 | 33.3% |
| C42 | Petrov's Defense | 7 | 1/1/5 | 14.3% |
| D36 | Indian Defense | 5 | 1/0/4 | 20.0% |
| C00 | French Defense | 5 | 2/0/3 | 40.0% |
| D30 | Horwitz Defense | 4 | 2/0/2 | 50.0% |
| C02 | French: Advance Variation | 4 | 1/0/3 | 25.0% |
| C24 | Bishop's Opening | 4 | 1/1/2 | 25.0% |
| D31 | Semi-Slav Defense | 3 | 1/1/1 | 33.3% |
| A25 | English Opening: Reverse Sicilian | 3 | 1/2/0 | 33.3% |
| C14 | French: Classical Variation | 3 | 0/0/3 | 0.0% |
Notable wins
| Date | Opponent | Elo | Event | ECO |
|---|---|---|---|---|
| Feb 2012 | Adam Wegrzyn | 2,240 | chT-Mazowiec Open 1112 | D53 |
| Sep 2022 | Dariusz Fistek | 2,158 | ch-POL blitz | D45 |
| Aug 2019 | Marcin Rosicki | 2,042 | 55th Rubinstein Memorial A | C29 |
| Dec 2019 | Ruslan Nasirov | 2,013 | 30th Krakow Open B | C56 |
| Feb 2018 | Zbigniew Kurkowski | 2,009 | chT-Mazowiec Open 1718 | E16 |
Top events
| Event | Year | Games | Score | TPR |
|---|---|---|---|---|
| POL-chT 2nd League | 2024 | 11 | 2.5 | 1,749 |
| chT-Mazowiec Open 1617 | 2017 | 10 | 8 | 1,868 |
| POL-chT U19 2nd League | 2012 | 10 | 4.5 | 1,579 |
| 29th Krakow Open B | 2019 | 9 | 5 | 2,003 |
| chT-Mazowiec Open 0910 | 2010 | 9 | 4.5 | 1,688 |
| 22nd Poznan Open | 2014 | 9 | 4 | 1,841 |
| 17th Kowalewo Pomorskie Open B | 2010 | 9 | 3 | 1,572 |
| chT-Mazowiec Open 1112 | 2012 | 9 | 6 | 1,995 |
Interactive opening tree from all 150 games, weak-spot detection and engine analysis.
Start preparationFrequently asked questions
Where can I find January Jedynak's chess games?
150 games by January Jedynak, from Sep 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 January Jedynak has played.
What does January Jedynak play on the first move as White?
Across 64 games with White in our database, January Jedynak opens with 1.e4 (33% of games), 1.b3 (33% of games), 1.d4 (33% of games). Against 1.e4 as Black, January Jedynak answers 1...e5 (34% of games), 1...e6 (30% of games), 1...c5 (19% of games). Against 1.d4: 1...d5 (38% of games), 1...e6 (38% of games), 1...Nf6 (17% of games).
What openings does January Jedynak play as White?
As White, January Jedynak's most-played openings in our database are: Nimzovich-Larsen attack (21 games, 42.9% win rate); Slav Defense (5 games, 60.0% win rate); Benoni Defense (4 games, 50.0% win rate). The full breakdown of 64 games with White is in the table above.
What openings does January Jedynak play as Black?
As Black, January Jedynak most often plays: Slav Defense (9 games, 33.3% win rate); Petrov's Defense (7 games, 14.3% win rate); Indian Defense (5 games, 20.0% win rate). See the table above for the top ten Black openings across 86 games.
What is January Jedynak's FIDE rating?
January Jedynak is currently rated 1,868 in classical chess, 1,878 in rapid and 1,906 in blitz. Peak classical rating: 1,921 (Sep 2024).
How many games has January Jedynak played?
Our database contains 150 games by January Jedynak, covering Sep 2010 to Jul 2026. Overall record: 44 wins, 33 draws, 73 losses (29.3% win rate).
How do I prepare against January Jedynak?
150 games by January Jedynak 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.