Prepare against Jiri Nun
IM · Czechia · World #7,914 classical · FIDE ID 300179
Our database contains 1,204 games by Jiri Nun, covering Apr 2003 to Jul 2026. Below you'll find Jiri Nun's most-played openings with White and Black, career performance record, notable wins and top events — everything you need to scout Jiri Nun 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 | 2,206 | 2,396 | Jul 2009 |
| Rapid | 2,263 | 2,379 | Jul 2012 |
Performance record
| Split | Games | Wins | Draws | Losses | Win rate |
|---|---|---|---|---|---|
| Overall | 1,204 | 354 | 569 | 281 | 29.4% |
| As White | 600 | 210 | 278 | 112 | 35.0% |
| As Black | 604 | 144 | 291 | 169 | 23.8% |
Move-by-move preparation stats
Straight from the preparation tree built over all of Jiri Nun's games — the same tree the interactive prep board lets you walk to any depth. Scores are from Jiri Nun's side.
First moves as White (600 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| e4 | 587 | 97.8% | 57.8% |
| d4 | 10 | 1.7% | 75.0% |
| Nf3 | 3 | 0.5% | 66.7% |
Main lines as White
- 1.e4 — 98% of White games, 57.8% score
- …c5 (48% of these games) — Nun usually continues Nf3 (58.9% score)
- …e5 (18% of these games) — Nun usually continues Nf3 (53.5% score)
- …e6 (9% of these games) — Nun usually continues d4 (63.3% score)
- 1.d4 — 2% of White games, 75.0% score
- …Nf6 (60% of these games) — Nun usually continues Nf3 (60.0% score)
- …d5 (30% of these games) — Nun usually continues Nf3 (83.3% score)
- …d6 (10% of these games) — Nun usually continues e4 (100.0% score)
As Black against 1.e4 (279 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| c5 | 217 | 77.8% | 50.5% |
| c6 | 48 | 17.2% | 56.3% |
| g6 | 6 | 2.2% | 58.3% |
| e5 | 5 | 1.8% | 50.0% |
| d6 | 1 | 0.4% | 0.0% |
| e6 | 1 | 0.4% | 0.0% |
As Black against 1.d4 (184 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| Nf6 | 124 | 67.4% | 44.4% |
| c5 | 49 | 26.6% | 44.9% |
| d5 | 11 | 6.0% | 40.9% |
Jiri Nun's chess games
All 1,204 games by Jiri Nun 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: 354 wins, 569 draws, 281 losses.
Openings as White
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| B50 | Sicilian | 139 | 51/60/28 | 36.7% |
| B22 | Sicilian: Alapin | 73 | 19/36/18 | 26.0% |
| C55 | Italian Game | 52 | 13/28/11 | 25.0% |
| B13 | Caro-Kann: Exchange Variation | 30 | 12/15/3 | 40.0% |
| B07 | Pirc Defense | 26 | 9/10/7 | 34.6% |
| C02 | French: Advance Variation | 25 | 11/10/4 | 44.0% |
| B03 | Alekhine Defense | 25 | 13/7/5 | 52.0% |
| A08 | King's Indian Attack | 25 | 10/9/6 | 40.0% |
| B31 | Sicilian: Rossolimo | 24 | 10/10/4 | 41.7% |
| C54 | Italian Game: Classical Variation | 21 | 8/7/6 | 38.1% |
Openings as Black
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| A57 | Benoni Defense | 107 | 26/45/36 | 24.3% |
| B32 | Sicilian | 66 | 15/31/20 | 22.7% |
| B30 | Sicilian: Rossolimo | 55 | 13/25/17 | 23.6% |
| E18 | Queen's Indian Defense | 51 | 7/25/19 | 13.7% |
| B33 | Sicilian: Sveshnikov | 48 | 10/29/9 | 20.8% |
| B15 | Caro-Kann | 44 | 14/21/9 | 31.8% |
| A46 | Indian Defense | 32 | 5/15/12 | 15.6% |
| A31 | English Opening | 28 | 7/13/8 | 25.0% |
| A14 | Réti Opening | 22 | 5/13/4 | 22.7% |
| B23 | Sicilian: Closed | 20 | 8/8/4 | 40.0% |
Notable wins
| Date | Opponent | Elo | Event | ECO |
|---|---|---|---|---|
| Jul 2012 | Konstantine Shanava | 2,578 | 23rd Pardubice Czech Open A | B23 |
| Jan 1994 | Michail Brodsky | 2,545 | Pardubice Open | C02 |
| Jan 1989 | Alexander Khalifman | 2,545 | Sochi-A | B07 |
| Jan 1989 | Yuri S Razuvaev | 2,545 | Sochi-A | C02 |
| Jan 1994 | Andrei Maksimenko | 2,525 | Pardubice Open | B22 |
Top events
| Event | Year | Games | Score | TPR |
|---|---|---|---|---|
| ch-CSR | 1988 | 26 | 12 | 2,404 |
| Tirnavia-B | 1984 | 26 | 16.5 | 2,454 |
| Pardubice Czech Open | 2007 | 24 | 11 | 2,415 |
| chT-CZE 2C 0405 | 2005 | 19 | 13 | 2,358 |
| Chrudim Open | 2003 | 18 | 12 | 2,341 |
| Pardubice Open | 1995 | 18 | 9.5 | 2,396 |
| Tatry Open | 2009 | 18 | 11.5 | 2,268 |
| chT2-CZE 9899 | 1999 | 17 | 9.5 | 2,321 |
Frequent opponents
Head-to-head records: Petr Haba (11 games) · Jiri Lechtynsky (10 games)
Interactive opening tree from all 1,204 games, weak-spot detection and engine analysis.
Start preparationFrequently asked questions
Where can I find Jiri Nun's chess games?
1,204 games by Jiri Nun, 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 Jiri Nun has played.
What does Jiri Nun play on the first move as White?
Across 600 games with White in our database, Jiri Nun opens with 1.e4 (98% of games), 1.d4 (2% of games), 1.Nf3 (1% of games). Against 1.e4 as Black, Jiri Nun answers 1...c5 (78% of games), 1...c6 (17% of games), 1...g6 (2% of games). Against 1.d4: 1...Nf6 (67% of games), 1...c5 (27% of games), 1...d5 (6% of games).
What openings does Jiri Nun play as White?
As White, Jiri Nun's most-played openings in our database are: Sicilian (139 games, 36.7% win rate); Sicilian: Alapin (73 games, 26.0% win rate); Italian Game (52 games, 25.0% win rate). The full breakdown of 600 games with White is in the table above.
What openings does Jiri Nun play as Black?
As Black, Jiri Nun most often plays: Benoni Defense (107 games, 24.3% win rate); Sicilian (66 games, 22.7% win rate); Sicilian: Rossolimo (55 games, 23.6% win rate). See the table above for the top ten Black openings across 604 games.
What is Jiri Nun's FIDE rating?
Jiri Nun is currently rated 2,206 in classical chess, 2,263 in rapid. Peak classical rating: 2,396 (Jul 2009).
How many games has Jiri Nun played?
Our database contains 1,204 games by Jiri Nun, covering Apr 2003 to Jul 2026. Overall record: 354 wins, 569 draws, 281 losses (29.4% win rate).
How do I prepare against Jiri Nun?
1,204 games by Jiri Nun 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.