Prepare against Jan Obona
Slovakia · World #15,561 classical · FIDE ID 14903911
Our database contains 342 games by Jan Obona, covering Apr 2003 to Jul 2026. Below you'll find Jan Obona's most-played openings with White and Black, career performance record, notable wins and top events — everything you need to scout Jan Obona 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 | 2,100 | 2,251 | Oct 2016 |
Performance record
| Split | Games | Wins | Draws | Losses | Win rate |
|---|---|---|---|---|---|
| Overall | 342 | 96 | 157 | 89 | 28.1% |
| As White | 163 | 50 | 71 | 42 | 30.7% |
| As Black | 179 | 46 | 86 | 47 | 25.7% |
Move-by-move preparation stats
Straight from the preparation tree built over all of Jan Obona's games — the same tree the interactive prep board lets you walk to any depth. Scores are from Jan Obona's side.
First moves as White (163 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| Nf3 | 97 | 59.5% | 52.6% |
| d4 | 66 | 40.5% | 52.3% |
Main lines as White
- 1.Nf3 — 60% of White games, 52.6% score
- …Nf6 (35% of these games) — Obona usually continues c4 (58.1% score)
- …d5 (34% of these games) — Obona usually continues c4 (46.8% score)
- …c5 (12% of these games) — Obona usually continues g3 (42.9% score)
- 1.d4 — 40% of White games, 52.3% score
- …Nf6 (59% of these games) — Obona usually continues c4 (56.6% score)
- …d5 (29% of these games) — Obona usually continues c4 (50.0% score)
- …f5 (3% of these games) — Obona usually continues Bg5 (50.0% score)
As Black against 1.e4 (93 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| c5 | 93 | 100.0% | 52.2% |
As Black against 1.d4 (59 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| d5 | 59 | 100.0% | 46.6% |
Jan Obona's chess games
All 342 games by Jan Obona 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: 96 wins, 157 draws, 89 losses.
Openings as White
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| A09 | Réti Opening | 32 | 7/13/12 | 21.9% |
| A12 | English Opening | 28 | 11/15/2 | 39.3% |
| E97 | King's Indian Defense: Orthodox Variation | 16 | 7/7/2 | 43.8% |
| D91 | Grünfeld Defense | 11 | 2/7/2 | 18.2% |
| D15 | Slav Defense | 11 | 3/4/4 | 27.3% |
| A14 | English Opening: Neo-Catalan | 10 | 2/5/3 | 20.0% |
| D36 | Indian Defense | 7 | 3/2/2 | 42.9% |
| A43 | Benoni Defense | 7 | 2/3/2 | 28.6% |
| A10 | Modern Defense | 6 | 1/3/2 | 16.7% |
| A37 | English Opening: Symmetrical | 6 | 5/0/1 | 83.3% |
Openings as Black
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| B90 | Sicilian: Najdorf | 48 | 15/20/13 | 31.3% |
| D31 | Semi-Slav Defense | 26 | 4/15/7 | 15.4% |
| B50 | Sicilian | 21 | 6/9/6 | 28.6% |
| D45 | Slav Defense | 13 | 4/6/3 | 30.8% |
| D02 | Queen's Pawn Game | 10 | 1/7/2 | 10.0% |
| B23 | Sicilian: Closed | 9 | 2/4/3 | 22.2% |
| E09 | Catalan | 7 | 2/3/2 | 28.6% |
| A25 | English Opening: Reverse Sicilian | 6 | 1/3/2 | 16.7% |
| B22 | Sicilian: Alapin | 6 | 1/3/2 | 16.7% |
| A11 | English Opening: Slav Setup | 5 | 1/3/1 | 20.0% |
Notable wins
| Date | Opponent | Elo | Event | ECO |
|---|---|---|---|---|
| Dec 2015 | Miroslav Maslik | 2,341 | chT2B-SVK 1516 | A11 |
| Oct 2002 | Emil Klemanic | 2,302 | Tatry Open | E96 |
| Oct 2002 | Olga Sikorova | 2,292 | Tatry Open | A43 |
| Nov 2014 | Michal Janko | 2,280 | chT1W-SVK 1415 | A88 |
| Jan 2001 | Jaroslav Fabian | 2,275 | chT3B-SVK 0102 | D99 |
Top events
| Event | Year | Games | Score | TPR |
|---|---|---|---|---|
| Tatry Open | 2014 | 68 | 35 | 2,153 |
| chT2B-SVK 0910 | 2010 | 11 | 7.5 | 2,183 |
| chT1W-SVK 1415 | 2015 | 11 | 6 | 2,230 |
| chT2B-SVK 0506 | 2006 | 11 | 5.5 | 2,078 |
| chT-SVK 1W 1617 | 2017 | 11 | 5 | 2,134 |
| chT3B-SVK 9900 | 2000 | 11 | 4.5 | 2,090 |
| chT1W-SVK 1314 | 2014 | 11 | 6.5 | 2,228 |
| chT1W-SVK 1112 | 2012 | 11 | 5 | 2,164 |
Interactive opening tree from all 342 games, weak-spot detection and engine analysis.
Start preparationFrequently asked questions
Where can I find Jan Obona's chess games?
342 games by Jan Obona, 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 Obona has played.
What does Jan Obona play on the first move as White?
Across 163 games with White in our database, Jan Obona opens with 1.Nf3 (60% of games), 1.d4 (40% of games). Against 1.e4 as Black, Jan Obona answers 1...c5 (100% of games). Against 1.d4: 1...d5 (100% of games).
What openings does Jan Obona play as White?
As White, Jan Obona's most-played openings in our database are: Réti Opening (32 games, 21.9% win rate); English Opening (28 games, 39.3% win rate); King's Indian Defense: Orthodox Variation (16 games, 43.8% win rate). The full breakdown of 163 games with White is in the table above.
What openings does Jan Obona play as Black?
As Black, Jan Obona most often plays: Sicilian: Najdorf (48 games, 31.3% win rate); Semi-Slav Defense (26 games, 15.4% win rate); Sicilian (21 games, 28.6% win rate). See the table above for the top ten Black openings across 179 games.
What is Jan Obona's FIDE rating?
Jan Obona is currently rated 2,100 in classical chess. Peak classical rating: 2,251 (Oct 2016).
How many games has Jan Obona played?
Our database contains 342 games by Jan Obona, covering Apr 2003 to Jul 2026. Overall record: 96 wins, 157 draws, 89 losses (28.1% win rate).
How do I prepare against Jan Obona?
342 games by Jan Obona 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.